Repair and Diagnosis (Single Page)
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Quick Lookups
Common Specs & Procedures
DTC Index
Electrical Component Locations
Fluids
Technical Bulletins
Tire Fitment
Wiring Diagrams- System Wiring Diagrams
- Air Conditioning
- Anti-Lock Brakes
- Anti-Theft
- Body Computer
- Computer Data Lines
- Cruise Control
- Engine Performance
- Exterior Lights
- Ground Distribution
- Headlights
- Horn
- Instrument Cluster
- Interior Lights
- Power Distribution
- Power Door Locks
- Power Mirrors
- Power Windows
- Radio
- Shift Interlocks
- Starting/Charging
- Supplemental Restraints
- Transmission
- Warning Systems
- Wiper/Washer
- Using lemon2025'S System Wiring Diagrams
- System Wiring Diagrams
- Accessories & Equipment
- Anti-Theft Systems
- Door Locks & Keyless Entry - Power
- Immobilizer Systems
- Description
- Operation
- Component Locations
- Programming
- Trouble Shooting
- Self-Diagnostic System
- Diagnostic Tests
- Notes
- DTC B1213: Anti-Theft Number Of Programmed Keys Is Below Minimum
- DTC B1232/B2103: Pats Transceiver Antenna Not Connected Or Defective Transceiver
- DTC B1600: No Key Code Received/Damaged Encoded Key Or Use Of Non-Pats Encoded Ignition Key
- DTC B1601: Pats Received Incorrect Key Code From Ignition Key Transponder
- DTC B1602: Invalid Key Code Format From Ignition Key Transponder
- DTC B1681: Pats Transceiver Module Signal Is Not Received
- DTC B2139: Pcm Identification Does Not Match Between Pats & Pcm
- DTC B2141: No Security Identification Exchange Between Pats & Pcm
- DTC U1147: Invalid Or Missing Data For Vehicle Security
- System Tests
- Removal & Installation
- Wiring Diagrams
- Remote Keyless Entry System [Transmitter Programming Procedures]
- Communication Devices
- Module Communications Network
- Description & Operation
- Component Locations
- Self-Diagnostic System
- Diagnostic Tests
- Test 1: 4-Wheel Abs (4WABS) Module Does Not Respond To NGS Tester
- Test 2: Gem Does Not Respond To NGS Tester
- Test 3: Air Bag Diagnostic Monitor Does Not Respond To NGS Tester
- Test 4: Remote Anti-Theft Personality (Rap) Module Does Not Respond To NGS Tester
- Test 5: Powertrain Control Module (Pcm) Does Not Respond To NGS Tester
- Test 6: Passive Anti-Theft System (Pats) Module Does Not Respond To NGS Tester
- Test 7: No Module/Network Communications - ISO 9141 Link
- Test 8: No Module/Network Communication - SCP Link
- Test 9: No Module/Network Communication
- Wiring Diagrams
- Module Communications Network
- Cruise Control Systems
- Description & Operation
- Component Locations
- Adjustments
- Trouble Shooting
- Self-Diagnostic System
- System Tests
- Notes
- Test A: Flash Code 1 - No Dynamic Pull At Cruise Control Servo
- Test B: Flash Code 2 - Brake Pedal Position (BPP) Switch Circuit Failure
- Test C: Flash Code 3 - DEACTIVATOR Switch Circuit Failure
- Test D: Flash Code 4 - Vehicle Speed Sensor (VSS) Circuit Failure
- Test E: Cruise Control Inoperative - No Flash Codes
- Test F: Cruise Control Does Not Disengage When Clutch Is Applied
- Test G: Coast Switch Is Inoperative
- Test H: Set/ACCEL Switch Is Inoperative
- Test J: Resume Switch Is Inoperative
- Test K: Off Switch Is Inoperative
- Test L: Cruise Control Indicator Does Not Turn Off
- Test M: No Communication With Gem
- Test N: Set Speed Fluctuates
- Test O: Unable To Enter Self-Test
- Removal & Installation
- Wiring Diagrams
- Exterior Lights
- Gauges & Instrument Panels
- Description & Operation
- Component Locations
- Trouble Shooting
- Self-Diagnostic System
- Symptom Tests
- Notes
- Test A: Fuel Gauge Inaccurate
- Test B: Coolant Temperature Gauge Inaccurate
- Test C: Oil Pressure Gauge Inaccurate
- Test D: Speedometer Inaccurate
- Test E: Speedometer/Odometer Inoperative (With 4-Wheel Anti-Lock Brakes)
- Test F: Speedometer/Odometer Inoperative (With Rear Anti-Lock Brakes)
- Test G: Tachometer Inoperative
- Test H: Tachometer Inaccurate
- Test J: Charge Indicator Always/Never On
- Test K: Anti-Lock Brake Warning Light Inoperative
- Test L: Fuel Reset Light Inoperative
- Test M: High Beam Indicator Inoperative
- Test N: Check Engine Light Inoperative
- Test P: Turn Indicator Inoperative
- Test Q: Overdrive (O/D) Off Indicator Inoperative
- Test R: Cruise Control Indicator Never/Always On
- Test S: Brake Warning Light Inoperative
- Test T: Check Gauges Indicator Inoperative
- Test U: No Communication With Gem/CTM
- Test V: Air Bag Indicator Inoperative
- Test W: Door Ajar Indicator Inoperative
- Test X: Seat Belt Warning Indicator Inoperative
- Test Y: 4WD High, 4WD Low Indicator Inoperative
- Component Tests
- Removal & Installation
- Wiring Diagrams
- Headlights
- Heated Glass/Defoggers
- Interior/Illumination Lights
- Power Mirrors
- Steering Column Switches
- Warning Systems - Wiring Diagrams
- Window Motors & Regulators
- Wiper/Washer Systems
- Wiring System (Data Link Connectors, Pwr Dist., Grnd Dist.)
- Anti-Theft Systems
- Body & Frame
- Door Locks
- Door Locks & Keyless Entry - Power
- Immobilizer Systems
- Description
- Operation
- Component Locations
- Programming
- Trouble Shooting
- Self-Diagnostic System
- Diagnostic Tests
- Notes
- DTC B1213: Anti-Theft Number Of Programmed Keys Is Below Minimum
- DTC B1232/B2103: Pats Transceiver Antenna Not Connected Or Defective Transceiver
- DTC B1600: No Key Code Received/Damaged Encoded Key Or Use Of Non-Pats Encoded Ignition Key
- DTC B1601: Pats Received Incorrect Key Code From Ignition Key Transponder
- DTC B1602: Invalid Key Code Format From Ignition Key Transponder
- DTC B1681: Pats Transceiver Module Signal Is Not Received
- DTC B2139: Pcm Identification Does Not Match Between Pats & Pcm
- DTC B2141: No Security Identification Exchange Between Pats & Pcm
- DTC U1147: Invalid Or Missing Data For Vehicle Security
- System Tests
- Removal & Installation
- Wiring Diagrams
- Remote Keyless Entry System [Transmitter Programming Procedures]
- Power Mirrors
- Power Windows
- Door Locks
- Brakes
- Anti-Lock Brakes
- Anti-Lock Brakes - Rear Wheel
- Description & Operation
- Component Locations
- Bleeding Brake System
- Trouble Shooting
- Red Brake Warning Light Does Not Self-Check
- Red Brake Warning Light On With Ignition Switch On
- Yellow Abs Warning Light Does Not Self-Check
- Yellow Abs Warning Light Self-Checks Okay, But Automatically Begins Flashing
- Yellow Abs Warning Light Self-Checks Okay, But No DTCS Are Retrieved When Diagnostics Are Started
- Unwarranted RABS Activity
- One Or Both Rear Wheels Lock Up
- Hard Or Soft Brake Pedal
- Lack Of Deceleration During Medium/Hard Brake Applications
- Symptom Tests
- Diagnosis & Testing
- Diagnostic Tests
- Notes
- Test A: Open RABS Valve Isolation Solenoid Circuit
- Test B: Open RABS Valve Dump Solenoid Circuit
- Test C: Grounded RABS Valve Reset Switch Circuit (Red Abs Light On)
- Test D: Excessive Dump Solenoid Activity In 2WD Mode
- Test E: Erratic Rear RABS Sensor Signal While Rolling
- Test F: No Isolation Solenoid During Self-Check
- Test G: No Dump Solenoid During Self-Check
- Test H: RABS Speed Sensor High Resistance Or Open Circuit
- Test I: RABS Speed Sensor Low Resistance Or Shorted Circuit
- Test J: Brake Pedal Position (BPP) Switch Always Closed
- Test K: Loss Of Hydraulic Brake Fluid When Abs Is Activated
- Test L: RABS Module Failure
- Test M: System Okay
- Removal & Installation
- Adjustments
- Torque Specifications
- Wiring Diagrams
- Anti-Lock Brakes - Wiring Diagrams
- Anti-Lock Brakes - Rear Wheel
- Mechanical - Hydraulic
- Disc & Drum
- Description & Operation
- Bleeding Brake System
- Adjustments
- Component Tests
- Removal & Installation
- Overhaul
- Torque Specifications
- Disc Brake Specifications
- Drum Brake Specifications
- Disc & Drum
- Traction Control
- Anti-Lock Brakes - Rear Wheel
- Description & Operation
- Component Locations
- Bleeding Brake System
- Trouble Shooting
- Red Brake Warning Light Does Not Self-Check
- Red Brake Warning Light On With Ignition Switch On
- Yellow Abs Warning Light Does Not Self-Check
- Yellow Abs Warning Light Self-Checks Okay, But Automatically Begins Flashing
- Yellow Abs Warning Light Self-Checks Okay, But No DTCS Are Retrieved When Diagnostics Are Started
- Unwarranted RABS Activity
- One Or Both Rear Wheels Lock Up
- Hard Or Soft Brake Pedal
- Lack Of Deceleration During Medium/Hard Brake Applications
- Symptom Tests
- Diagnosis & Testing
- Diagnostic Tests
- Notes
- Test A: Open RABS Valve Isolation Solenoid Circuit
- Test B: Open RABS Valve Dump Solenoid Circuit
- Test C: Grounded RABS Valve Reset Switch Circuit (Red Abs Light On)
- Test D: Excessive Dump Solenoid Activity In 2WD Mode
- Test E: Erratic Rear RABS Sensor Signal While Rolling
- Test F: No Isolation Solenoid During Self-Check
- Test G: No Dump Solenoid During Self-Check
- Test H: RABS Speed Sensor High Resistance Or Open Circuit
- Test I: RABS Speed Sensor Low Resistance Or Shorted Circuit
- Test J: Brake Pedal Position (BPP) Switch Always Closed
- Test K: Loss Of Hydraulic Brake Fluid When Abs Is Activated
- Test L: RABS Module Failure
- Test M: System Okay
- Removal & Installation
- Adjustments
- Torque Specifications
- Wiring Diagrams
- Anti-Lock Brakes - Wiring Diagrams
- Anti-Lock Brakes - Rear Wheel
- Anti-Lock Brakes
- Drivelines & Axles
- Differentials & Drive Axles
- Differential Rear (TRAC-LOK)
- Differentials & Drive Axles - Rear
- Differentials & Drive Axles
- Electrical
- Charging Systems
- Component Locations
- Fuses & Circuit Breakers
- Gauges
- Instrument Panels
- Description & Operation
- Component Locations
- Trouble Shooting
- Self-Diagnostic System
- Symptom Tests
- Notes
- Test A: Fuel Gauge Inaccurate
- Test B: Coolant Temperature Gauge Inaccurate
- Test C: Oil Pressure Gauge Inaccurate
- Test D: Speedometer Inaccurate
- Test E: Speedometer/Odometer Inoperative (With 4-Wheel Anti-Lock Brakes)
- Test F: Speedometer/Odometer Inoperative (With Rear Anti-Lock Brakes)
- Test G: Tachometer Inoperative
- Test H: Tachometer Inaccurate
- Test J: Charge Indicator Always/Never On
- Test K: Anti-Lock Brake Warning Light Inoperative
- Test L: Fuel Reset Light Inoperative
- Test M: High Beam Indicator Inoperative
- Test N: Check Engine Light Inoperative
- Test P: Turn Indicator Inoperative
- Test Q: Overdrive (O/D) Off Indicator Inoperative
- Test R: Cruise Control Indicator Never/Always On
- Test S: Brake Warning Light Inoperative
- Test T: Check Gauges Indicator Inoperative
- Test U: No Communication With Gem/CTM
- Test V: Air Bag Indicator Inoperative
- Test W: Door Ajar Indicator Inoperative
- Test X: Seat Belt Warning Indicator Inoperative
- Test Y: 4WD High, 4WD Low Indicator Inoperative
- Component Tests
- Removal & Installation
- Wiring Diagrams
- Instrument Panels
- Starters - Pickup
- Wiring Diagrams
- System Wiring Diagrams
- Air Conditioning
- Anti-Lock Brakes
- Anti-Theft
- Body Computer
- Computer Data Lines
- Cruise Control
- Engine Performance
- Exterior Lights
- Ground Distribution
- Headlights
- Horn
- Instrument Cluster
- Interior Lights
- Power Distribution
- Power Door Locks
- Power Mirrors
- Power Windows
- Radio
- Shift Interlocks
- Starting/Charging
- Supplemental Restraints
- Transmission
- Warning Systems
- Wiper/Washer
- Using lemon2025'S System Wiring Diagrams
- System Wiring Diagrams
- Engine Mechanical
- Accessory Drive Belts
- Auxiliary Emission Control Systems
- Emission Control System Visual Inspection Procedures - General Information
- * Please Read This First *
- Emission Control Labels
- Emission Control Visual Inspection
- Notes
- Positive Crankcase Ventilation (PCV)
- Thermostatic Air Cleaner (TAC)
- Fuel Evaporative System (EVAP)
- Catalytic Converters
- Fill Pipe RESTRICTOR (Fr)
- Exhaust Gas RECIRCULATION (EGR) System
- Spark Controls (SPK)
- Air Injection System (AIS)
- Oxygen Sensor (O2)
- Computerized Engine Controls (CEC)
- Early Fuel Evaporation (EFE)
- Emission Maintenance Reminder Light (EMR) (If Equipped)
- Malfunction Indicator Light (Mil)
- Emission Control System Visual Inspection Procedures - General Information
- Cooling System (Mechanical)
- Mechanical
- 2.5L 4-Cylinder
- Engine Identification
- Adjustments
- Trouble Shooting
- Removal & Installation
- Notes
- Fuel Pressure Release
- Cooling System Bleeding
- Engine
- Intake Manifold
- Exhaust Manifold
- Valve Cover
- Cylinder Head
- Camshaft, Front Crankshaft & Oil Pump Oil Seals
- Checking Valve Timing
- Timing Belt
- Crankshaft Position Sensor
- Camshaft Position Sensor
- Valve Lash Adjuster
- Camshaft
- Crankshaft Rear Oil Seal
- Water Pump
- Oil Pan
- Overhaul
- Engine Oiling
- Torque Specifications
- Engine Specifications
- General Specifications
- Crankshaft, Main Bearings & Connecting Rod Bearings Specifications
- Connecting Rods Specifications
- Pistons, Piston Pins & Piston Rings Specifications
- Cylinder Block Specifications
- Engine Valves & Valve Springs Specifications
- Cylinder Head Specifications
- Camshaft Specifications
- Valve Lash Adjusters Specifications
- Engine Controls Trouble Shooting (1 Of 5)
- Foreword
- Engine OBD II Monitors
- Notes
- Catalyst Efficiency Monitor - Federal Test Procedure
- Comprehensive Component Monitor
- Evaporative Emission (EVAP) Vapor Management Flow System Monitor
- Evaporative Emission (EVAP) Running Loss System Monitor
- Exhaust Gas Recirculation (EGR) System Monitor - Differential Pressure Feedback EGR
- Fuel System Monitor
- Heated Oxygen Sensor (HO2S) Monitor
- Misfire Detection Monitor
- Malfunction Indicator Lamp (MIL)
- Electronic Engine Control (EEC) System
- Overview
- Modifications to OBD II Vehicles
- Powertrain Control Software
- Powertrain Control Hardware
- Power and Ground Signals
- Fuel Systems
- Exhaust Gas Recirculation Systems
- Evaporative Emissions System Outline
- Intake Air Systems
- Catalyst And Exhaust Systems
- Communication Error
- Vehicle Check/Preparation
- Intermittent Diagnostic Techniques
- On-Board System Readiness
- Freeze Frame Data
- Output Test Mode
- Powertrain Control Module (PCM) Reset
- On-Board Diagnostic Tests
- On-Board Diagnostic (OBD) Test Description
- System Pass
- Key ON, Engine OFF (KOEO) On-Demand Self-Test
- Key ON, Engine Running (KOER) On-Demand Self-Test
- Continuous Memory Self-Test
- Parameter Identification (PID) Access
- Brake On/Off Test
- Transmission Control (O/D OFF) Switch Test
- Power Steering Pressure (PSP) Switch Test
- On-Board Diagnostic Test - New Generation Star (NGS) Tester Hook-Up Procedure
- Retrieving DTCs Procedure
- Retrieve/Clear Continuous DTC Self-Test Procedure
- Key ON Engine OFF Self-Test Procedure
- Key ON, Engine Running Self-Test Procedure
- After Repair Procedure
- PID/DATA Monitor and Record Procedure
- Playback of Stored PIDs Procedure
- Output Test Mode Procedure
- Drive Cycles
- Description Of OBD II Drive Cycle
- Drive Cycle Recommendations
- Vehicle Preparation
- OBD II Drive Cycle
- Monitor Repair Verification Drive Cycles
- HO2S Monitor Repair Verification Drive Cycle:
- Fuel Or Misfire Monitor Repair Verification Drive Cycle:
- EVAP Running Loss System Repair Verification Drive Cycle:
- Catalyst Monitor Repair Verification Drive Cycle:
- Diagnostic Trouble Code Numbers
- Diagnostic Trouble Code Application Chart
- Pcm Quick Test
- Engine Controls Trouble Shooting (2 Of 5)
- Mass Air Flow (MAF) Sensor
- Intake Air Temperature (IAT) Sensor And Engine Coolant Temperature (ECT) Sensor
- Throttle Position (TP) Sensor Circuit Malfunction
- Heated Oxygen Sensor (Ho2S)
- Upstream Heated Oxygen Sensors (Ho2S)
- Heated Oxygen Sensor (Ho2S) Heater Circuit
- Adaptive Fuel Control
- Flexible Fuel (Ff) Sensor
- Fuel Injector Malfunction
- Fuel Pump (FP) Primary Or Secondary Circuit
- Misfire Detection Monitor
- Crankshaft Position (CKP) Sensor Malfunction
- Camshaft Position (CMP) Sensor Malfunction
- Ignition Coil Primary Circuit Malfunction
- Integrated Ignition Coil 1, 2, 3, Or 4 Failure
- EGR System Malfunction
- Catalyst Efficiency Monitor Malfunction
- Evaporative Emission (EVAP) Monitor And System Malfunction
- Evaporative (EVAP) Emission Canister Purge Solenoid Malfunction
- EVAP System Malfunction
- Fuel Tank Pressure (Ftp) Sensor Malfunction
- Evaporative Emission (EVAP) System Malfunction
- Engine Controls Trouble Shooting (3 Of 5)
- Evaporative Emission (EVAP) System Malfunction
- Fuel Level Input (FLI) Circuit Malfunction
- Vehicle Speed Signal Malfunction
- Vehicle Speed Sensor (VSS) Signal Intermittent
- Idle Air Control (IAC) Valve Assembly Malfunction
- Powertrain Control Module (Pcm) Malfunction
- Brake Pedal Position (BPP) Switch Malfunction
- Clutch Pedal Position (CPP) Switch Malfunction
- OBD II Drive Cycle Malfunction
- Data Link Connector (DLC) Malfunction
- Ho2S Heater(S)
- Heated Oxygen Sensor Ho2S Signals (V6 Only)
- Fuel System Not Switching At Fuel Trim (Rich Or Lean)
- Upstream Heated Oxygen Sensor (Ho2S) Not Switching
- Downstream Ho2S
- Anti-Theft System
- Engine Rpm/Vehicle Speed Limiter
- Misfire Detection Monitor Disabled
- Differential Pressure Feedback EGR (DPFEGR) Sensor Malfunction
- EGR Vacuum Regulator (EGRVR) Solenoid Circuit Malfunction
- Evaporative Emission (EVAP) Monitor And System
- Canister Vent (CV) Solenoid Malfunction
- A/C Clutch Relay (ACCR) Malfunction
- A/C Control Signal (ACCS) Malfunction
- Idle Air Control (IAC) System Malfunction
- Power Steering Pressure (PSP) Switch (2.5L Only) Malfunction
- 4X4 Low (4X4L) Range Malfunction
- Transmission Control Switch (TCS) Or Transmission Control Indicator Lamp (TCIL) Circuit Malfunction
- Engine Controls Trouble Shooting (4 Of 5)
- Diagnostic Index
- Notes
- Starting Concerns
- Hard Start / Long Crank / Erratic Start / Erratic Crank
- Cranks Normally But Will Not Start
- Unique Idle Concern
- Fast Idle
- Low Idle / Stalls During Deceleration
- Engine Poor DRIVEABILITY
- Backfires
- Lack/Loss Of Power
- Knocking / Pinging
- Poor Fuel Economy
- Emissions Compliance
- Mil/TCIL Never On And Mil/TCIL Always On
- Automatic Transmission Shift Concerns
- Instrumentation
- Exhaust System Concerns
- Fuel Odor In Engine Compartment
- Engine Noise
- A/C Does Not Work
- A/C Always On And A/C Compressor Runs Continuously
- A/C Does Not Cut-Off Under Wide Open Throttle Conditions
- Exterior Lighting Systems
- Exhaust Sulphur Smell
- All Supported On Board System Readiness Tests Not Completed
- Fuel Pump Always Runs
- Engine Inspection
- Engine Component Tests
- Engine Oil Leaks - Fluorescent Oil Additive Method
- Compression Test
- Cylinder Leakage Detection
- Oil Leak And Valve Stem Seal Test
- Oil Consumption Test
- Intake Manifold Vacuum Test
- Excessive Engine Oil Consumption
- Oil Pressure Test
- Valve Train Analysis - Engine Off
- Notes
- Valve Train Analysis - Engine Off, Valve Cover Removed
- Valve Train Analysis - Engine Off, Rocker Arm - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off, Valve Tappets
- Valve Train Analysis - Engine Off, Camshaft - Overhead Camshaft Engines
- Valve Train Analysis - Engine Off, Valve springs
- Valve Train Analysis - Engine Off, Valve Spring Retainer And Valve Spring Retainer Keys
- Valve Train Analysis - Engine Off, Valves and Cylinder Head
- Valve Train Analysis - Engine Running
- Camshaft Lobe Lift
- Timing Chain - 3.0L and 4.0L Engines
- Timing Belt - 2.5L
- Charging System Component Tests
- Diagnostic Index
- Engine Controls Trouble Shooting (5 Of 5)
- Engine Symptom Chart
- Engine Cooling Symptom Chart
- Exhaust System Symptom Chart
- Evaporative Emission System Leak Test
- Evaporative Emission System Inspection
- Evaporative Emissions Symptom Chart
- Charging System Symptom Chart
- Notes
- Pinpoint Test 1: The Charging System Warning Indicator Is On With The Engine Running (Battery Voltage Does Not Increase)
- Pinpoint Test 2: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Does Not Increase)
- Pinpoint Test 3: The Charging System Warning Indicator Is On With The Engine Running And The Battery Voltage Increases
- Pinpoint Test 4: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Increases)
- Pinpoint Test 5: The Charging System Warning Indicator Operates Correctly But The Battery Voltage Does Not Increase
- Pinpoint Test 6: The Battery Is Dead Or Will Not Stay Charged Or Low Battery Or Generator Voltage
- Pinpoint Test 7: The System Overcharges (Battery Voltage Greater Than 15.5 Volts)
- Pinpoint Test 8: Battery Leakage Or Damage
- Pinpoint Test 9: The Generator Is Noisy
- Pinpoint Test 10: Radio Interference
- Starting System Symptom Troubleshooting Chart
- Powertrain Control Module Symptom Troubleshooting Chart
- General Test Index
- Notes
- Test 1: Vehicle Reference Voltage (VREF)
- Test 2: Tachometer Output (CTO) Failure
- Test 3: Malfunction Indicator Lamp (Mil)
- Test 4: Intermittent
- Test 5: Fuel Delivery System
- Test 6: Positive Crankcase Ventilation (PCV) System
- Test 7: Pcm Power Relay
- Test 8: Crankshaft Position (CKP) Sensor
- Test 9: Fuel Pressure Regulator
- Test 10: Fuel Pump Inspection
- Test 11: Fuel Line Pressure / Fuel Pressure Hold Inspection
- Test 12: Fuel Injector Inspection
- Test 13: EGR Valve
- Test 14: EGRVR (EGRVR) Solenoid Inspection
- Test 15: Differential Pressure Feedback EGR (DPFEGR) Sensor
- Test 16: No Start
- Test 17: Ignition Scope Test
- 2.5L 4-Cylinder
- Starters - Pickup
- Timing Belt
- 2.5L 4-Cylinder
- Engine Identification
- Adjustments
- Trouble Shooting
- Removal & Installation
- Notes
- Fuel Pressure Release
- Cooling System Bleeding
- Engine
- Intake Manifold
- Exhaust Manifold
- Valve Cover
- Cylinder Head
- Camshaft, Front Crankshaft & Oil Pump Oil Seals
- Checking Valve Timing
- Timing Belt
- Crankshaft Position Sensor
- Camshaft Position Sensor
- Valve Lash Adjuster
- Camshaft
- Crankshaft Rear Oil Seal
- Water Pump
- Oil Pan
- Overhaul
- Engine Oiling
- Torque Specifications
- Engine Specifications
- General Specifications
- Crankshaft, Main Bearings & Connecting Rod Bearings Specifications
- Connecting Rods Specifications
- Pistons, Piston Pins & Piston Rings Specifications
- Cylinder Block Specifications
- Engine Valves & Valve Springs Specifications
- Cylinder Head Specifications
- Camshaft Specifications
- Valve Lash Adjusters Specifications
- Timing Belt Replacement - 2.5L
- 2.5L 4-Cylinder
- Engine Performance
- Engine Controls - On-Vehicle Adjustments
- Application
- Emissions
- EGR Function Testing - MAZDA
- Emission Applications
- Emission Control Abbreviations
- State Emission Standards - Diesel
- State Emission Standards - Gas
- ALASKA
- ARIZONA
- CALIFORNIA
- Colorado
- CONNECTICUT
- DELAWARE
- District Of COLUMBIA
- GEORGIA
- IDAHO
- ILLINOIS
- INDIANA
- KENTUCKY
- MARYLAND
- MASSACHUSETTS
- MISSOURI
- NEVADA
- New Jersey
- New MEXICO
- New YORK
- North CAROLINA
- OHIO
- OREGON
- PENNSYLVANIA
- RHODE Island
- TENNESSEE
- TEXAS
- UTAH
- VIRGINIA
- WASHINGTON
- WISCONSIN
- U. S. EPA ASM2525 & ASM5015 Start-Up Emission Standards
- U. S. EPA Revised Final ASM Emission Standards (ASM5015 & ASM2525)
- U.S. EPA Im240 Emission Standards
- Engine Control Systems
- Engine Controls Trouble Shooting (1 Of 5)
- Foreword
- Engine OBD II Monitors
- Notes
- Catalyst Efficiency Monitor - Federal Test Procedure
- Comprehensive Component Monitor
- Evaporative Emission (EVAP) Vapor Management Flow System Monitor
- Evaporative Emission (EVAP) Running Loss System Monitor
- Exhaust Gas Recirculation (EGR) System Monitor - Differential Pressure Feedback EGR
- Fuel System Monitor
- Heated Oxygen Sensor (HO2S) Monitor
- Misfire Detection Monitor
- Malfunction Indicator Lamp (MIL)
- Electronic Engine Control (EEC) System
- Overview
- Modifications to OBD II Vehicles
- Powertrain Control Software
- Powertrain Control Hardware
- Power and Ground Signals
- Fuel Systems
- Exhaust Gas Recirculation Systems
- Evaporative Emissions System Outline
- Intake Air Systems
- Catalyst And Exhaust Systems
- Communication Error
- Vehicle Check/Preparation
- Intermittent Diagnostic Techniques
- On-Board System Readiness
- Freeze Frame Data
- Output Test Mode
- Powertrain Control Module (PCM) Reset
- On-Board Diagnostic Tests
- On-Board Diagnostic (OBD) Test Description
- System Pass
- Key ON, Engine OFF (KOEO) On-Demand Self-Test
- Key ON, Engine Running (KOER) On-Demand Self-Test
- Continuous Memory Self-Test
- Parameter Identification (PID) Access
- Brake On/Off Test
- Transmission Control (O/D OFF) Switch Test
- Power Steering Pressure (PSP) Switch Test
- On-Board Diagnostic Test - New Generation Star (NGS) Tester Hook-Up Procedure
- Retrieving DTCs Procedure
- Retrieve/Clear Continuous DTC Self-Test Procedure
- Key ON Engine OFF Self-Test Procedure
- Key ON, Engine Running Self-Test Procedure
- After Repair Procedure
- PID/DATA Monitor and Record Procedure
- Playback of Stored PIDs Procedure
- Output Test Mode Procedure
- Drive Cycles
- Description Of OBD II Drive Cycle
- Drive Cycle Recommendations
- Vehicle Preparation
- OBD II Drive Cycle
- Monitor Repair Verification Drive Cycles
- HO2S Monitor Repair Verification Drive Cycle:
- Fuel Or Misfire Monitor Repair Verification Drive Cycle:
- EVAP Running Loss System Repair Verification Drive Cycle:
- Catalyst Monitor Repair Verification Drive Cycle:
- Diagnostic Trouble Code Numbers
- Diagnostic Trouble Code Application Chart
- Pcm Quick Test
- Engine Controls Trouble Shooting (2 Of 5)
- Mass Air Flow (MAF) Sensor
- Intake Air Temperature (IAT) Sensor And Engine Coolant Temperature (ECT) Sensor
- Throttle Position (TP) Sensor Circuit Malfunction
- Heated Oxygen Sensor (Ho2S)
- Upstream Heated Oxygen Sensors (Ho2S)
- Heated Oxygen Sensor (Ho2S) Heater Circuit
- Adaptive Fuel Control
- Flexible Fuel (Ff) Sensor
- Fuel Injector Malfunction
- Fuel Pump (FP) Primary Or Secondary Circuit
- Misfire Detection Monitor
- Crankshaft Position (CKP) Sensor Malfunction
- Camshaft Position (CMP) Sensor Malfunction
- Ignition Coil Primary Circuit Malfunction
- Integrated Ignition Coil 1, 2, 3, Or 4 Failure
- EGR System Malfunction
- Catalyst Efficiency Monitor Malfunction
- Evaporative Emission (EVAP) Monitor And System Malfunction
- Evaporative (EVAP) Emission Canister Purge Solenoid Malfunction
- EVAP System Malfunction
- Fuel Tank Pressure (Ftp) Sensor Malfunction
- Evaporative Emission (EVAP) System Malfunction
- Engine Controls Trouble Shooting (3 Of 5)
- Evaporative Emission (EVAP) System Malfunction
- Fuel Level Input (FLI) Circuit Malfunction
- Vehicle Speed Signal Malfunction
- Vehicle Speed Sensor (VSS) Signal Intermittent
- Idle Air Control (IAC) Valve Assembly Malfunction
- Powertrain Control Module (Pcm) Malfunction
- Brake Pedal Position (BPP) Switch Malfunction
- Clutch Pedal Position (CPP) Switch Malfunction
- OBD II Drive Cycle Malfunction
- Data Link Connector (DLC) Malfunction
- Ho2S Heater(S)
- Heated Oxygen Sensor Ho2S Signals (V6 Only)
- Fuel System Not Switching At Fuel Trim (Rich Or Lean)
- Upstream Heated Oxygen Sensor (Ho2S) Not Switching
- Downstream Ho2S
- Anti-Theft System
- Engine Rpm/Vehicle Speed Limiter
- Misfire Detection Monitor Disabled
- Differential Pressure Feedback EGR (DPFEGR) Sensor Malfunction
- EGR Vacuum Regulator (EGRVR) Solenoid Circuit Malfunction
- Evaporative Emission (EVAP) Monitor And System
- Canister Vent (CV) Solenoid Malfunction
- A/C Clutch Relay (ACCR) Malfunction
- A/C Control Signal (ACCS) Malfunction
- Idle Air Control (IAC) System Malfunction
- Power Steering Pressure (PSP) Switch (2.5L Only) Malfunction
- 4X4 Low (4X4L) Range Malfunction
- Transmission Control Switch (TCS) Or Transmission Control Indicator Lamp (TCIL) Circuit Malfunction
- Engine Controls Trouble Shooting (4 Of 5)
- Diagnostic Index
- Notes
- Starting Concerns
- Hard Start / Long Crank / Erratic Start / Erratic Crank
- Cranks Normally But Will Not Start
- Unique Idle Concern
- Fast Idle
- Low Idle / Stalls During Deceleration
- Engine Poor DRIVEABILITY
- Backfires
- Lack/Loss Of Power
- Knocking / Pinging
- Poor Fuel Economy
- Emissions Compliance
- Mil/TCIL Never On And Mil/TCIL Always On
- Automatic Transmission Shift Concerns
- Instrumentation
- Exhaust System Concerns
- Fuel Odor In Engine Compartment
- Engine Noise
- A/C Does Not Work
- A/C Always On And A/C Compressor Runs Continuously
- A/C Does Not Cut-Off Under Wide Open Throttle Conditions
- Exterior Lighting Systems
- Exhaust Sulphur Smell
- All Supported On Board System Readiness Tests Not Completed
- Fuel Pump Always Runs
- Engine Inspection
- Engine Component Tests
- Engine Oil Leaks - Fluorescent Oil Additive Method
- Compression Test
- Cylinder Leakage Detection
- Oil Leak And Valve Stem Seal Test
- Oil Consumption Test
- Intake Manifold Vacuum Test
- Excessive Engine Oil Consumption
- Oil Pressure Test
- Valve Train Analysis - Engine Off
- Notes
- Valve Train Analysis - Engine Off, Valve Cover Removed
- Valve Train Analysis - Engine Off, Rocker Arm - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off, Valve Tappets
- Valve Train Analysis - Engine Off, Camshaft - Overhead Camshaft Engines
- Valve Train Analysis - Engine Off, Valve springs
- Valve Train Analysis - Engine Off, Valve Spring Retainer And Valve Spring Retainer Keys
- Valve Train Analysis - Engine Off, Valves and Cylinder Head
- Valve Train Analysis - Engine Running
- Camshaft Lobe Lift
- Timing Chain - 3.0L and 4.0L Engines
- Timing Belt - 2.5L
- Charging System Component Tests
- Diagnostic Index
- Engine Controls Trouble Shooting (5 Of 5)
- Engine Symptom Chart
- Engine Cooling Symptom Chart
- Exhaust System Symptom Chart
- Evaporative Emission System Leak Test
- Evaporative Emission System Inspection
- Evaporative Emissions Symptom Chart
- Charging System Symptom Chart
- Notes
- Pinpoint Test 1: The Charging System Warning Indicator Is On With The Engine Running (Battery Voltage Does Not Increase)
- Pinpoint Test 2: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Does Not Increase)
- Pinpoint Test 3: The Charging System Warning Indicator Is On With The Engine Running And The Battery Voltage Increases
- Pinpoint Test 4: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Increases)
- Pinpoint Test 5: The Charging System Warning Indicator Operates Correctly But The Battery Voltage Does Not Increase
- Pinpoint Test 6: The Battery Is Dead Or Will Not Stay Charged Or Low Battery Or Generator Voltage
- Pinpoint Test 7: The System Overcharges (Battery Voltage Greater Than 15.5 Volts)
- Pinpoint Test 8: Battery Leakage Or Damage
- Pinpoint Test 9: The Generator Is Noisy
- Pinpoint Test 10: Radio Interference
- Starting System Symptom Troubleshooting Chart
- Powertrain Control Module Symptom Troubleshooting Chart
- General Test Index
- Notes
- Test 1: Vehicle Reference Voltage (VREF)
- Test 2: Tachometer Output (CTO) Failure
- Test 3: Malfunction Indicator Lamp (Mil)
- Test 4: Intermittent
- Test 5: Fuel Delivery System
- Test 6: Positive Crankcase Ventilation (PCV) System
- Test 7: Pcm Power Relay
- Test 8: Crankshaft Position (CKP) Sensor
- Test 9: Fuel Pressure Regulator
- Test 10: Fuel Pump Inspection
- Test 11: Fuel Line Pressure / Fuel Pressure Hold Inspection
- Test 12: Fuel Injector Inspection
- Test 13: EGR Valve
- Test 14: EGRVR (EGRVR) Solenoid Inspection
- Test 15: Differential Pressure Feedback EGR (DPFEGR) Sensor
- Test 16: No Start
- Test 17: Ignition Scope Test
- Engine Controls Trouble Shooting (1 Of 5)
- Mode 6 - 1999-2023 MAZDA
- Pin Voltage Charts
- Engine Controls - Pin Voltage/PID Value Charts
- Introduction
- Test Procedures
- Pin Voltage & PID Value Charts
- Pin Voltage & PID Value Chart Index
- Wire Color Identification
- Pin Voltage Charts
- Notes
- PCM Connector Terminals (B2500, B3000, B4000, Protege & 626)
- PCM Pin Voltage Chart (B2500)
- PCM Pin Voltage Chart (B3000)
- PCM Pin Voltage Chart (B4000)
- PCM Pin Voltage Chart (Miata)
- PCM Pin Voltage Chart (Millenia 2.3L)
- PCM Pin Voltage Chart (Millenia 2.5L)
- PCM Pin Voltage Chart (Protege 1.6L)
- PCM Pin Voltage Chart (Protege 1.8L)
- PCM Pin Voltage Chart (626 2.0L)
- PCM Pin Voltage Chart (626 2.5L)
- PID Value Charts
- Notes
- PCM PID Value Chart (B2500 A/T)
- PCM PID Value Chart (B2500 M/T)
- PCM PID Value Chart (B3000 A/T)
- PCM PID Value Chart (B3000 A/T Flex Fuel)
- PCM PID Value Chart (B3000 M/T)
- PCM PID Value Chart (B3000 M/T Flex Fuel)
- PCM PID Value Chart (B4000 A/T)
- PCM PID Value Chart (B4000 M/T)
- PCM PID Value Chart (Miata)
- PCM PID Value Chart (Millenia 2.3L)
- PCM PID Value Chart (Millenia 2.5L)
- PCM PID Value Chart (MPV)
- PCM PID Value Chart (Protege 1.6L)
- PCM PID Value Chart (Protege 1.8L)
- PCM PID Value Chart (626 2.0L)
- PCM PID Value Chart (626 2.5L)
- Engine Controls - Pin Voltage/PID Value Charts
- Remove, Overhaul & Install
- Engine Controls - Removal, Overhaul & Installation
- Introduction
- Computerized Engine Controls
- Ignition System
- Fuel System
- Notes
- Fuel System Pressure Release
- Fuel Line Connectors (Except B2500, B3000 & B4000)
- Fuel Line Connectors (B2500, B3000 & B4000)
- Fuel Pump Shutoff Switch Reset Instructions (B2500, B3000 & B4000)
- Fuel System Priming
- Fuel Pump
- Fuel Pressure Regulator
- Fuel Filter
- Fuel Rails & Injectors
- Fuel Tank
- Heated Oxygen Sensor (Ho2S)
- LYSHOLM Compressor (MILLENIA 2.3L)
- Throttle Body
- Upper Intake Manifold
- Torque Specifications
- Engine Controls - Removal, Overhaul & Installation
- Sensor Range Charts
- Specifications
- Engine Controls - Service & Adjustment Specifications
- Introduction
- Capacities
- Quick-Service
- Mechanical Checks
- Ignition System
- Ignition Coil
- Crankshaft Position Sensor
- High Tension Wire Resistance
- Spark Plugs
- Firing Order
- Notes
- Firing Order & Coil Packs (B2500)
- Firing Order & Coil Pack (B3000 & B4000)
- Firing Order & Coil Packs (Miata 1.8L)
- Firing Order (Millenia 2.3L)
- Firing Order & Distributor Rotation (Millenia 2.5L)
- Firing Order & Coil Pack (MPV 2.5L)
- Firing Order & Coil Pack (626 2.0L)
- Firing Order & Coil Pack (626 2.5L)
- Firing Order & Coils (Protege 1.6L)
- Firing Order & Coil Pack (Protege 1.8L)
- Ignition Timing
- Fuel System
- Firing Order & Cylinder Identification
- Engine Controls - Service & Adjustment Specifications
- System
- Engine Controls Trouble Shooting (1 Of 5)
- Foreword
- Engine OBD II Monitors
- Notes
- Catalyst Efficiency Monitor - Federal Test Procedure
- Comprehensive Component Monitor
- Evaporative Emission (EVAP) Vapor Management Flow System Monitor
- Evaporative Emission (EVAP) Running Loss System Monitor
- Exhaust Gas Recirculation (EGR) System Monitor - Differential Pressure Feedback EGR
- Fuel System Monitor
- Heated Oxygen Sensor (HO2S) Monitor
- Misfire Detection Monitor
- Malfunction Indicator Lamp (MIL)
- Electronic Engine Control (EEC) System
- Overview
- Modifications to OBD II Vehicles
- Powertrain Control Software
- Powertrain Control Hardware
- Power and Ground Signals
- Fuel Systems
- Exhaust Gas Recirculation Systems
- Evaporative Emissions System Outline
- Intake Air Systems
- Catalyst And Exhaust Systems
- Communication Error
- Vehicle Check/Preparation
- Intermittent Diagnostic Techniques
- On-Board System Readiness
- Freeze Frame Data
- Output Test Mode
- Powertrain Control Module (PCM) Reset
- On-Board Diagnostic Tests
- On-Board Diagnostic (OBD) Test Description
- System Pass
- Key ON, Engine OFF (KOEO) On-Demand Self-Test
- Key ON, Engine Running (KOER) On-Demand Self-Test
- Continuous Memory Self-Test
- Parameter Identification (PID) Access
- Brake On/Off Test
- Transmission Control (O/D OFF) Switch Test
- Power Steering Pressure (PSP) Switch Test
- On-Board Diagnostic Test - New Generation Star (NGS) Tester Hook-Up Procedure
- Retrieving DTCs Procedure
- Retrieve/Clear Continuous DTC Self-Test Procedure
- Key ON Engine OFF Self-Test Procedure
- Key ON, Engine Running Self-Test Procedure
- After Repair Procedure
- PID/DATA Monitor and Record Procedure
- Playback of Stored PIDs Procedure
- Output Test Mode Procedure
- Drive Cycles
- Description Of OBD II Drive Cycle
- Drive Cycle Recommendations
- Vehicle Preparation
- OBD II Drive Cycle
- Monitor Repair Verification Drive Cycles
- HO2S Monitor Repair Verification Drive Cycle:
- Fuel Or Misfire Monitor Repair Verification Drive Cycle:
- EVAP Running Loss System Repair Verification Drive Cycle:
- Catalyst Monitor Repair Verification Drive Cycle:
- Diagnostic Trouble Code Numbers
- Diagnostic Trouble Code Application Chart
- Pcm Quick Test
- Engine Controls Trouble Shooting (2 Of 5)
- Mass Air Flow (MAF) Sensor
- Intake Air Temperature (IAT) Sensor And Engine Coolant Temperature (ECT) Sensor
- Throttle Position (TP) Sensor Circuit Malfunction
- Heated Oxygen Sensor (Ho2S)
- Upstream Heated Oxygen Sensors (Ho2S)
- Heated Oxygen Sensor (Ho2S) Heater Circuit
- Adaptive Fuel Control
- Flexible Fuel (Ff) Sensor
- Fuel Injector Malfunction
- Fuel Pump (FP) Primary Or Secondary Circuit
- Misfire Detection Monitor
- Crankshaft Position (CKP) Sensor Malfunction
- Camshaft Position (CMP) Sensor Malfunction
- Ignition Coil Primary Circuit Malfunction
- Integrated Ignition Coil 1, 2, 3, Or 4 Failure
- EGR System Malfunction
- Catalyst Efficiency Monitor Malfunction
- Evaporative Emission (EVAP) Monitor And System Malfunction
- Evaporative (EVAP) Emission Canister Purge Solenoid Malfunction
- EVAP System Malfunction
- Fuel Tank Pressure (Ftp) Sensor Malfunction
- Evaporative Emission (EVAP) System Malfunction
- Engine Controls Trouble Shooting (3 Of 5)
- Evaporative Emission (EVAP) System Malfunction
- Fuel Level Input (FLI) Circuit Malfunction
- Vehicle Speed Signal Malfunction
- Vehicle Speed Sensor (VSS) Signal Intermittent
- Idle Air Control (IAC) Valve Assembly Malfunction
- Powertrain Control Module (Pcm) Malfunction
- Brake Pedal Position (BPP) Switch Malfunction
- Clutch Pedal Position (CPP) Switch Malfunction
- OBD II Drive Cycle Malfunction
- Data Link Connector (DLC) Malfunction
- Ho2S Heater(S)
- Heated Oxygen Sensor Ho2S Signals (V6 Only)
- Fuel System Not Switching At Fuel Trim (Rich Or Lean)
- Upstream Heated Oxygen Sensor (Ho2S) Not Switching
- Downstream Ho2S
- Anti-Theft System
- Engine Rpm/Vehicle Speed Limiter
- Misfire Detection Monitor Disabled
- Differential Pressure Feedback EGR (DPFEGR) Sensor Malfunction
- EGR Vacuum Regulator (EGRVR) Solenoid Circuit Malfunction
- Evaporative Emission (EVAP) Monitor And System
- Canister Vent (CV) Solenoid Malfunction
- A/C Clutch Relay (ACCR) Malfunction
- A/C Control Signal (ACCS) Malfunction
- Idle Air Control (IAC) System Malfunction
- Power Steering Pressure (PSP) Switch (2.5L Only) Malfunction
- 4X4 Low (4X4L) Range Malfunction
- Transmission Control Switch (TCS) Or Transmission Control Indicator Lamp (TCIL) Circuit Malfunction
- Engine Controls Trouble Shooting (4 Of 5)
- Diagnostic Index
- Notes
- Starting Concerns
- Hard Start / Long Crank / Erratic Start / Erratic Crank
- Cranks Normally But Will Not Start
- Unique Idle Concern
- Fast Idle
- Low Idle / Stalls During Deceleration
- Engine Poor DRIVEABILITY
- Backfires
- Lack/Loss Of Power
- Knocking / Pinging
- Poor Fuel Economy
- Emissions Compliance
- Mil/TCIL Never On And Mil/TCIL Always On
- Automatic Transmission Shift Concerns
- Instrumentation
- Exhaust System Concerns
- Fuel Odor In Engine Compartment
- Engine Noise
- A/C Does Not Work
- A/C Always On And A/C Compressor Runs Continuously
- A/C Does Not Cut-Off Under Wide Open Throttle Conditions
- Exterior Lighting Systems
- Exhaust Sulphur Smell
- All Supported On Board System Readiness Tests Not Completed
- Fuel Pump Always Runs
- Engine Inspection
- Engine Component Tests
- Engine Oil Leaks - Fluorescent Oil Additive Method
- Compression Test
- Cylinder Leakage Detection
- Oil Leak And Valve Stem Seal Test
- Oil Consumption Test
- Intake Manifold Vacuum Test
- Excessive Engine Oil Consumption
- Oil Pressure Test
- Valve Train Analysis - Engine Off
- Notes
- Valve Train Analysis - Engine Off, Valve Cover Removed
- Valve Train Analysis - Engine Off, Rocker Arm - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off, Valve Tappets
- Valve Train Analysis - Engine Off, Camshaft - Overhead Camshaft Engines
- Valve Train Analysis - Engine Off, Valve springs
- Valve Train Analysis - Engine Off, Valve Spring Retainer And Valve Spring Retainer Keys
- Valve Train Analysis - Engine Off, Valves and Cylinder Head
- Valve Train Analysis - Engine Running
- Camshaft Lobe Lift
- Timing Chain - 3.0L and 4.0L Engines
- Timing Belt - 2.5L
- Charging System Component Tests
- Diagnostic Index
- Engine Controls Trouble Shooting (5 Of 5)
- Engine Symptom Chart
- Engine Cooling Symptom Chart
- Exhaust System Symptom Chart
- Evaporative Emission System Leak Test
- Evaporative Emission System Inspection
- Evaporative Emissions Symptom Chart
- Charging System Symptom Chart
- Notes
- Pinpoint Test 1: The Charging System Warning Indicator Is On With The Engine Running (Battery Voltage Does Not Increase)
- Pinpoint Test 2: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Does Not Increase)
- Pinpoint Test 3: The Charging System Warning Indicator Is On With The Engine Running And The Battery Voltage Increases
- Pinpoint Test 4: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Increases)
- Pinpoint Test 5: The Charging System Warning Indicator Operates Correctly But The Battery Voltage Does Not Increase
- Pinpoint Test 6: The Battery Is Dead Or Will Not Stay Charged Or Low Battery Or Generator Voltage
- Pinpoint Test 7: The System Overcharges (Battery Voltage Greater Than 15.5 Volts)
- Pinpoint Test 8: Battery Leakage Or Damage
- Pinpoint Test 9: The Generator Is Noisy
- Pinpoint Test 10: Radio Interference
- Starting System Symptom Troubleshooting Chart
- Powertrain Control Module Symptom Troubleshooting Chart
- General Test Index
- Notes
- Test 1: Vehicle Reference Voltage (VREF)
- Test 2: Tachometer Output (CTO) Failure
- Test 3: Malfunction Indicator Lamp (Mil)
- Test 4: Intermittent
- Test 5: Fuel Delivery System
- Test 6: Positive Crankcase Ventilation (PCV) System
- Test 7: Pcm Power Relay
- Test 8: Crankshaft Position (CKP) Sensor
- Test 9: Fuel Pressure Regulator
- Test 10: Fuel Pump Inspection
- Test 11: Fuel Line Pressure / Fuel Pressure Hold Inspection
- Test 12: Fuel Injector Inspection
- Test 13: EGR Valve
- Test 14: EGRVR (EGRVR) Solenoid Inspection
- Test 15: Differential Pressure Feedback EGR (DPFEGR) Sensor
- Test 16: No Start
- Test 17: Ignition Scope Test
- Engine Controls Trouble Shooting (1 Of 5)
- Testing & Diagnosis
- Engine Controls Trouble Shooting (1 Of 5)
- Foreword
- Engine OBD II Monitors
- Notes
- Catalyst Efficiency Monitor - Federal Test Procedure
- Comprehensive Component Monitor
- Evaporative Emission (EVAP) Vapor Management Flow System Monitor
- Evaporative Emission (EVAP) Running Loss System Monitor
- Exhaust Gas Recirculation (EGR) System Monitor - Differential Pressure Feedback EGR
- Fuel System Monitor
- Heated Oxygen Sensor (HO2S) Monitor
- Misfire Detection Monitor
- Malfunction Indicator Lamp (MIL)
- Electronic Engine Control (EEC) System
- Overview
- Modifications to OBD II Vehicles
- Powertrain Control Software
- Powertrain Control Hardware
- Power and Ground Signals
- Fuel Systems
- Exhaust Gas Recirculation Systems
- Evaporative Emissions System Outline
- Intake Air Systems
- Catalyst And Exhaust Systems
- Communication Error
- Vehicle Check/Preparation
- Intermittent Diagnostic Techniques
- On-Board System Readiness
- Freeze Frame Data
- Output Test Mode
- Powertrain Control Module (PCM) Reset
- On-Board Diagnostic Tests
- On-Board Diagnostic (OBD) Test Description
- System Pass
- Key ON, Engine OFF (KOEO) On-Demand Self-Test
- Key ON, Engine Running (KOER) On-Demand Self-Test
- Continuous Memory Self-Test
- Parameter Identification (PID) Access
- Brake On/Off Test
- Transmission Control (O/D OFF) Switch Test
- Power Steering Pressure (PSP) Switch Test
- On-Board Diagnostic Test - New Generation Star (NGS) Tester Hook-Up Procedure
- Retrieving DTCs Procedure
- Retrieve/Clear Continuous DTC Self-Test Procedure
- Key ON Engine OFF Self-Test Procedure
- Key ON, Engine Running Self-Test Procedure
- After Repair Procedure
- PID/DATA Monitor and Record Procedure
- Playback of Stored PIDs Procedure
- Output Test Mode Procedure
- Drive Cycles
- Description Of OBD II Drive Cycle
- Drive Cycle Recommendations
- Vehicle Preparation
- OBD II Drive Cycle
- Monitor Repair Verification Drive Cycles
- HO2S Monitor Repair Verification Drive Cycle:
- Fuel Or Misfire Monitor Repair Verification Drive Cycle:
- EVAP Running Loss System Repair Verification Drive Cycle:
- Catalyst Monitor Repair Verification Drive Cycle:
- Diagnostic Trouble Code Numbers
- Diagnostic Trouble Code Application Chart
- Pcm Quick Test
- Engine Controls Trouble Shooting (2 Of 5)
- Mass Air Flow (MAF) Sensor
- Intake Air Temperature (IAT) Sensor And Engine Coolant Temperature (ECT) Sensor
- Throttle Position (TP) Sensor Circuit Malfunction
- Heated Oxygen Sensor (Ho2S)
- Upstream Heated Oxygen Sensors (Ho2S)
- Heated Oxygen Sensor (Ho2S) Heater Circuit
- Adaptive Fuel Control
- Flexible Fuel (Ff) Sensor
- Fuel Injector Malfunction
- Fuel Pump (FP) Primary Or Secondary Circuit
- Misfire Detection Monitor
- Crankshaft Position (CKP) Sensor Malfunction
- Camshaft Position (CMP) Sensor Malfunction
- Ignition Coil Primary Circuit Malfunction
- Integrated Ignition Coil 1, 2, 3, Or 4 Failure
- EGR System Malfunction
- Catalyst Efficiency Monitor Malfunction
- Evaporative Emission (EVAP) Monitor And System Malfunction
- Evaporative (EVAP) Emission Canister Purge Solenoid Malfunction
- EVAP System Malfunction
- Fuel Tank Pressure (Ftp) Sensor Malfunction
- Evaporative Emission (EVAP) System Malfunction
- Engine Controls Trouble Shooting (3 Of 5)
- Evaporative Emission (EVAP) System Malfunction
- Fuel Level Input (FLI) Circuit Malfunction
- Vehicle Speed Signal Malfunction
- Vehicle Speed Sensor (VSS) Signal Intermittent
- Idle Air Control (IAC) Valve Assembly Malfunction
- Powertrain Control Module (Pcm) Malfunction
- Brake Pedal Position (BPP) Switch Malfunction
- Clutch Pedal Position (CPP) Switch Malfunction
- OBD II Drive Cycle Malfunction
- Data Link Connector (DLC) Malfunction
- Ho2S Heater(S)
- Heated Oxygen Sensor Ho2S Signals (V6 Only)
- Fuel System Not Switching At Fuel Trim (Rich Or Lean)
- Upstream Heated Oxygen Sensor (Ho2S) Not Switching
- Downstream Ho2S
- Anti-Theft System
- Engine Rpm/Vehicle Speed Limiter
- Misfire Detection Monitor Disabled
- Differential Pressure Feedback EGR (DPFEGR) Sensor Malfunction
- EGR Vacuum Regulator (EGRVR) Solenoid Circuit Malfunction
- Evaporative Emission (EVAP) Monitor And System
- Canister Vent (CV) Solenoid Malfunction
- A/C Clutch Relay (ACCR) Malfunction
- A/C Control Signal (ACCS) Malfunction
- Idle Air Control (IAC) System Malfunction
- Power Steering Pressure (PSP) Switch (2.5L Only) Malfunction
- 4X4 Low (4X4L) Range Malfunction
- Transmission Control Switch (TCS) Or Transmission Control Indicator Lamp (TCIL) Circuit Malfunction
- Engine Controls Trouble Shooting (4 Of 5)
- Diagnostic Index
- Notes
- Starting Concerns
- Hard Start / Long Crank / Erratic Start / Erratic Crank
- Cranks Normally But Will Not Start
- Unique Idle Concern
- Fast Idle
- Low Idle / Stalls During Deceleration
- Engine Poor DRIVEABILITY
- Backfires
- Lack/Loss Of Power
- Knocking / Pinging
- Poor Fuel Economy
- Emissions Compliance
- Mil/TCIL Never On And Mil/TCIL Always On
- Automatic Transmission Shift Concerns
- Instrumentation
- Exhaust System Concerns
- Fuel Odor In Engine Compartment
- Engine Noise
- A/C Does Not Work
- A/C Always On And A/C Compressor Runs Continuously
- A/C Does Not Cut-Off Under Wide Open Throttle Conditions
- Exterior Lighting Systems
- Exhaust Sulphur Smell
- All Supported On Board System Readiness Tests Not Completed
- Fuel Pump Always Runs
- Engine Inspection
- Engine Component Tests
- Engine Oil Leaks - Fluorescent Oil Additive Method
- Compression Test
- Cylinder Leakage Detection
- Oil Leak And Valve Stem Seal Test
- Oil Consumption Test
- Intake Manifold Vacuum Test
- Excessive Engine Oil Consumption
- Oil Pressure Test
- Valve Train Analysis - Engine Off
- Notes
- Valve Train Analysis - Engine Off, Valve Cover Removed
- Valve Train Analysis - Engine Off, Rocker Arm - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off, Valve Tappets
- Valve Train Analysis - Engine Off, Camshaft - Overhead Camshaft Engines
- Valve Train Analysis - Engine Off, Valve springs
- Valve Train Analysis - Engine Off, Valve Spring Retainer And Valve Spring Retainer Keys
- Valve Train Analysis - Engine Off, Valves and Cylinder Head
- Valve Train Analysis - Engine Running
- Camshaft Lobe Lift
- Timing Chain - 3.0L and 4.0L Engines
- Timing Belt - 2.5L
- Charging System Component Tests
- Diagnostic Index
- Engine Controls Trouble Shooting (5 Of 5)
- Engine Symptom Chart
- Engine Cooling Symptom Chart
- Exhaust System Symptom Chart
- Evaporative Emission System Leak Test
- Evaporative Emission System Inspection
- Evaporative Emissions Symptom Chart
- Charging System Symptom Chart
- Notes
- Pinpoint Test 1: The Charging System Warning Indicator Is On With The Engine Running (Battery Voltage Does Not Increase)
- Pinpoint Test 2: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Does Not Increase)
- Pinpoint Test 3: The Charging System Warning Indicator Is On With The Engine Running And The Battery Voltage Increases
- Pinpoint Test 4: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Increases)
- Pinpoint Test 5: The Charging System Warning Indicator Operates Correctly But The Battery Voltage Does Not Increase
- Pinpoint Test 6: The Battery Is Dead Or Will Not Stay Charged Or Low Battery Or Generator Voltage
- Pinpoint Test 7: The System Overcharges (Battery Voltage Greater Than 15.5 Volts)
- Pinpoint Test 8: Battery Leakage Or Damage
- Pinpoint Test 9: The Generator Is Noisy
- Pinpoint Test 10: Radio Interference
- Starting System Symptom Troubleshooting Chart
- Powertrain Control Module Symptom Troubleshooting Chart
- General Test Index
- Notes
- Test 1: Vehicle Reference Voltage (VREF)
- Test 2: Tachometer Output (CTO) Failure
- Test 3: Malfunction Indicator Lamp (Mil)
- Test 4: Intermittent
- Test 5: Fuel Delivery System
- Test 6: Positive Crankcase Ventilation (PCV) System
- Test 7: Pcm Power Relay
- Test 8: Crankshaft Position (CKP) Sensor
- Test 9: Fuel Pressure Regulator
- Test 10: Fuel Pump Inspection
- Test 11: Fuel Line Pressure / Fuel Pressure Hold Inspection
- Test 12: Fuel Injector Inspection
- Test 13: EGR Valve
- Test 14: EGRVR (EGRVR) Solenoid Inspection
- Test 15: Differential Pressure Feedback EGR (DPFEGR) Sensor
- Test 16: No Start
- Test 17: Ignition Scope Test
- Engine Controls Trouble Shooting (1 Of 5)
- Theory and Operation
- Engine Controls - Theory & Operation
- Introduction
- Air Induction System
- Computerized Engine Controls
- Notes
- Powertrain Control Module (Pcm)
- Input Devices
- Notes
- A/C Amplifier
- A/C Pressure Switch
- A/C Switch
- Brake Switch
- Camshaft Position (CMP) Sensor
- Closed Throttle Position Switch
- Clutch Pedal Position Switch (M/T)
- Coolant Temperature Sensor
- Crankshaft Position (CKP) Sensor
- Differential Pressure Feedback EGR (DPFE) Sensor
- EGR Boost Sensor
- EGR Position Sensor
- Engine Coolant Temperature (ECT) Sensor
- Fuel Tank Pressure Sensor
- Heated Oxygen Sensor (HO2S)
- Intake Air Temperature (IAT) Sensor
- Knock Sensor (Millenia & 626)
- Main Relay
- Mass Airflow (MAF) Sensor (Except 626 2.5L)
- Manifold Absolute Pressure (MAP) Sensor (Millenia 2.3L)
- Neutral Switch
- Octane Adjust Shorting Bar (B2500, B3000 & B4000)
- Power Steering Pressure Switch
- Speedometer Sensor
- Throttle Position (TP) Sensor
- Transmission Fluid Temperature (TFT) Sensor
- Transmission Range Sensor
- Vehicle Speed Sensor (VSS)
- Volume Airflow Sensor (626 2.5L)
- Output Signals
- Fuel System
- Ignition Systems
- Emission Systems
- Self-Diagnostic System
- Miscellaneous Controls
- Engine Controls Trouble Shooting (1 Of 5)
- Foreword
- Engine OBD II Monitors
- Notes
- Catalyst Efficiency Monitor - Federal Test Procedure
- Comprehensive Component Monitor
- Evaporative Emission (EVAP) Vapor Management Flow System Monitor
- Evaporative Emission (EVAP) Running Loss System Monitor
- Exhaust Gas Recirculation (EGR) System Monitor - Differential Pressure Feedback EGR
- Fuel System Monitor
- Heated Oxygen Sensor (HO2S) Monitor
- Misfire Detection Monitor
- Malfunction Indicator Lamp (MIL)
- Electronic Engine Control (EEC) System
- Overview
- Modifications to OBD II Vehicles
- Powertrain Control Software
- Powertrain Control Hardware
- Power and Ground Signals
- Fuel Systems
- Exhaust Gas Recirculation Systems
- Evaporative Emissions System Outline
- Intake Air Systems
- Catalyst And Exhaust Systems
- Communication Error
- Vehicle Check/Preparation
- Intermittent Diagnostic Techniques
- On-Board System Readiness
- Freeze Frame Data
- Output Test Mode
- Powertrain Control Module (PCM) Reset
- On-Board Diagnostic Tests
- On-Board Diagnostic (OBD) Test Description
- System Pass
- Key ON, Engine OFF (KOEO) On-Demand Self-Test
- Key ON, Engine Running (KOER) On-Demand Self-Test
- Continuous Memory Self-Test
- Parameter Identification (PID) Access
- Brake On/Off Test
- Transmission Control (O/D OFF) Switch Test
- Power Steering Pressure (PSP) Switch Test
- On-Board Diagnostic Test - New Generation Star (NGS) Tester Hook-Up Procedure
- Retrieving DTCs Procedure
- Retrieve/Clear Continuous DTC Self-Test Procedure
- Key ON Engine OFF Self-Test Procedure
- Key ON, Engine Running Self-Test Procedure
- After Repair Procedure
- PID/DATA Monitor and Record Procedure
- Playback of Stored PIDs Procedure
- Output Test Mode Procedure
- Drive Cycles
- Description Of OBD II Drive Cycle
- Drive Cycle Recommendations
- Vehicle Preparation
- OBD II Drive Cycle
- Monitor Repair Verification Drive Cycles
- HO2S Monitor Repair Verification Drive Cycle:
- Fuel Or Misfire Monitor Repair Verification Drive Cycle:
- EVAP Running Loss System Repair Verification Drive Cycle:
- Catalyst Monitor Repair Verification Drive Cycle:
- Diagnostic Trouble Code Numbers
- Diagnostic Trouble Code Application Chart
- Pcm Quick Test
- Engine Controls Trouble Shooting (2 Of 5)
- Mass Air Flow (MAF) Sensor
- Intake Air Temperature (IAT) Sensor And Engine Coolant Temperature (ECT) Sensor
- Throttle Position (TP) Sensor Circuit Malfunction
- Heated Oxygen Sensor (Ho2S)
- Upstream Heated Oxygen Sensors (Ho2S)
- Heated Oxygen Sensor (Ho2S) Heater Circuit
- Adaptive Fuel Control
- Flexible Fuel (Ff) Sensor
- Fuel Injector Malfunction
- Fuel Pump (FP) Primary Or Secondary Circuit
- Misfire Detection Monitor
- Crankshaft Position (CKP) Sensor Malfunction
- Camshaft Position (CMP) Sensor Malfunction
- Ignition Coil Primary Circuit Malfunction
- Integrated Ignition Coil 1, 2, 3, Or 4 Failure
- EGR System Malfunction
- Catalyst Efficiency Monitor Malfunction
- Evaporative Emission (EVAP) Monitor And System Malfunction
- Evaporative (EVAP) Emission Canister Purge Solenoid Malfunction
- EVAP System Malfunction
- Fuel Tank Pressure (Ftp) Sensor Malfunction
- Evaporative Emission (EVAP) System Malfunction
- Engine Controls Trouble Shooting (3 Of 5)
- Evaporative Emission (EVAP) System Malfunction
- Fuel Level Input (FLI) Circuit Malfunction
- Vehicle Speed Signal Malfunction
- Vehicle Speed Sensor (VSS) Signal Intermittent
- Idle Air Control (IAC) Valve Assembly Malfunction
- Powertrain Control Module (Pcm) Malfunction
- Brake Pedal Position (BPP) Switch Malfunction
- Clutch Pedal Position (CPP) Switch Malfunction
- OBD II Drive Cycle Malfunction
- Data Link Connector (DLC) Malfunction
- Ho2S Heater(S)
- Heated Oxygen Sensor Ho2S Signals (V6 Only)
- Fuel System Not Switching At Fuel Trim (Rich Or Lean)
- Upstream Heated Oxygen Sensor (Ho2S) Not Switching
- Downstream Ho2S
- Anti-Theft System
- Engine Rpm/Vehicle Speed Limiter
- Misfire Detection Monitor Disabled
- Differential Pressure Feedback EGR (DPFEGR) Sensor Malfunction
- EGR Vacuum Regulator (EGRVR) Solenoid Circuit Malfunction
- Evaporative Emission (EVAP) Monitor And System
- Canister Vent (CV) Solenoid Malfunction
- A/C Clutch Relay (ACCR) Malfunction
- A/C Control Signal (ACCS) Malfunction
- Idle Air Control (IAC) System Malfunction
- Power Steering Pressure (PSP) Switch (2.5L Only) Malfunction
- 4X4 Low (4X4L) Range Malfunction
- Transmission Control Switch (TCS) Or Transmission Control Indicator Lamp (TCIL) Circuit Malfunction
- Engine Controls Trouble Shooting (4 Of 5)
- Diagnostic Index
- Notes
- Starting Concerns
- Hard Start / Long Crank / Erratic Start / Erratic Crank
- Cranks Normally But Will Not Start
- Unique Idle Concern
- Fast Idle
- Low Idle / Stalls During Deceleration
- Engine Poor DRIVEABILITY
- Backfires
- Lack/Loss Of Power
- Knocking / Pinging
- Poor Fuel Economy
- Emissions Compliance
- Mil/TCIL Never On And Mil/TCIL Always On
- Automatic Transmission Shift Concerns
- Instrumentation
- Exhaust System Concerns
- Fuel Odor In Engine Compartment
- Engine Noise
- A/C Does Not Work
- A/C Always On And A/C Compressor Runs Continuously
- A/C Does Not Cut-Off Under Wide Open Throttle Conditions
- Exterior Lighting Systems
- Exhaust Sulphur Smell
- All Supported On Board System Readiness Tests Not Completed
- Fuel Pump Always Runs
- Engine Inspection
- Engine Component Tests
- Engine Oil Leaks - Fluorescent Oil Additive Method
- Compression Test
- Cylinder Leakage Detection
- Oil Leak And Valve Stem Seal Test
- Oil Consumption Test
- Intake Manifold Vacuum Test
- Excessive Engine Oil Consumption
- Oil Pressure Test
- Valve Train Analysis - Engine Off
- Notes
- Valve Train Analysis - Engine Off, Valve Cover Removed
- Valve Train Analysis - Engine Off, Rocker Arm - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off, Valve Tappets
- Valve Train Analysis - Engine Off, Camshaft - Overhead Camshaft Engines
- Valve Train Analysis - Engine Off, Valve springs
- Valve Train Analysis - Engine Off, Valve Spring Retainer And Valve Spring Retainer Keys
- Valve Train Analysis - Engine Off, Valves and Cylinder Head
- Valve Train Analysis - Engine Running
- Camshaft Lobe Lift
- Timing Chain - 3.0L and 4.0L Engines
- Timing Belt - 2.5L
- Charging System Component Tests
- Diagnostic Index
- Engine Controls Trouble Shooting (5 Of 5)
- Engine Symptom Chart
- Engine Cooling Symptom Chart
- Exhaust System Symptom Chart
- Evaporative Emission System Leak Test
- Evaporative Emission System Inspection
- Evaporative Emissions Symptom Chart
- Charging System Symptom Chart
- Notes
- Pinpoint Test 1: The Charging System Warning Indicator Is On With The Engine Running (Battery Voltage Does Not Increase)
- Pinpoint Test 2: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Does Not Increase)
- Pinpoint Test 3: The Charging System Warning Indicator Is On With The Engine Running And The Battery Voltage Increases
- Pinpoint Test 4: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Increases)
- Pinpoint Test 5: The Charging System Warning Indicator Operates Correctly But The Battery Voltage Does Not Increase
- Pinpoint Test 6: The Battery Is Dead Or Will Not Stay Charged Or Low Battery Or Generator Voltage
- Pinpoint Test 7: The System Overcharges (Battery Voltage Greater Than 15.5 Volts)
- Pinpoint Test 8: Battery Leakage Or Damage
- Pinpoint Test 9: The Generator Is Noisy
- Pinpoint Test 10: Radio Interference
- Starting System Symptom Troubleshooting Chart
- Powertrain Control Module Symptom Troubleshooting Chart
- General Test Index
- Notes
- Test 1: Vehicle Reference Voltage (VREF)
- Test 2: Tachometer Output (CTO) Failure
- Test 3: Malfunction Indicator Lamp (Mil)
- Test 4: Intermittent
- Test 5: Fuel Delivery System
- Test 6: Positive Crankcase Ventilation (PCV) System
- Test 7: Pcm Power Relay
- Test 8: Crankshaft Position (CKP) Sensor
- Test 9: Fuel Pressure Regulator
- Test 10: Fuel Pump Inspection
- Test 11: Fuel Line Pressure / Fuel Pressure Hold Inspection
- Test 12: Fuel Injector Inspection
- Test 13: EGR Valve
- Test 14: EGRVR (EGRVR) Solenoid Inspection
- Test 15: Differential Pressure Feedback EGR (DPFEGR) Sensor
- Test 16: No Start
- Test 17: Ignition Scope Test
- Engine Controls - Theory & Operation
- Vacuum Diagrams
- General Information
- Abbreviations
- Basic Trouble Shooting
- Basic Trouble Shooting - General Information
- Commonly Used Abbreviations - General Information
- Emission Control Abbreviations
- Engine Performance - Trouble Shooting - General Information
- Brakes
- Anti-Lock Brake Safety Precautions - General Information
- Map - Brake Systems
- Brake Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Accelerometers
- Accumulators
- Anchor Pins
- Anti-Lock Brake Control Assembly(Module)
- Anti-Lock Brake Controller
- Anti-Lock Brake Systems
- Axle Seal
- Backing Plates
- Bleeder Screw
- Brake Abs Active Light (Blue)
- Brake Fluid
- Brake Friction Material
- Brake On - Off Switch
- Brake Pads
- Brake Pedals
- Brake Shoe Hardware
- Brake Shoes
- Brake Stoplight Switches
- Brake Warning Light (Amber)
- Brake Warning Light (Red)
- Bulb Sockets
- Bulbs And LEDS
- Caliper Hardware
- Caliper Mounting Pin
- Caliper Piston
- Caliper Shim
- Caliper Slider Pin (Bolt) Dust Boot
- Caliper Slider Pin (Bolt)
- Calipers
- Combination Valve
- Controllers
- Digital Ratio Axle Controllers And Buffers (Drab And Dram)
- Disable Switches
- Drums
- Electrical Brake Pumps
- Electrical Park Motor
- Electrical Pumps And Motors
- Electro-Magnetic Interference
- Electronic Brake Control Modulator
- Electronic Brake Distribution
- Electronic Brake Traction Control Module
- Electronic Controllers
- Electronic Traction Control
- External Brake Cable
- Flow Control Valve
- Fluid Level Sensor Switches
- Fluid
- Four Wheel Drive Switches
- Friction Material
- G Sensors
- Gaskets
- Gravitational Switches
- Grease Seal
- Height Sensing Proportioning Valve
- High Pressure Accumulator
- Hoses
- Hub
- Hydraulic Control Unit
- Hydraulic Modulators
- Hydro-Boosters
- Hydro-Electric Boosters (POWERMASTER)
- Ignition Disable Switches
- Lamp Driver Relay
- Lateral Acceleration Switches
- LEDS
- Lenses
- Low Pressure Accumulator
- Lug Nut
- Master Cylinder Cover Gasket
- Master Cylinders
- Modulators
- Motor Pack
- Motors
- Pads
- Parking Brake Cable
- Parking Brake Mechanism
- Parking Brake Shoes
- Parking Brake Switches
- Parking Brake Systems
- Pedal Travel Switches
- Pedals
- Power Distribution Center
- POWERMASTER
- Pressure Differential Switches
- Pressure Switches
- Pressure Transducers
- Proportioning Valve
- Pumps
- Relays
- RELUCTOR (Speed) Ring
- Rotors
- Self-Adjusting Systems
- Shoe Hardware
- Shoes
- Sockets
- Speed Sensor (RELUCTOR) Ring
- Speed Sensors (Electronic Wheel And Vehicle)
- Star Wheel
- Steel Brake Lines
- Stoplight Switches
- Stroke Sensor
- Switches
- Tires
- Tone Ring
- Toothed Rings (Tone Wheel)
- Traction Control System (TCS)
- Transfer Tubes
- Vacuum Boosters
- Vacuum Hoses
- Valves
- Wear Indicator
- Wheel Attachment Hardware
- Wheel Bearings, Races And Seals
- Wheel Cylinders
- Wiring Harnesses
- Yaw Rate Sensor
- Brake System CHECKSHEET
- Reason Code Explanation
- Automotive Terminology & Definitions
- Brake Systems
- Map - Routine Inspection Reference Guide
- Routine Inspection Reference Guide
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Maintenance Overview
- Antifreeze/Coolant
- Visual Inspection
- Radiator Cap Test
- Engine Fan
- Cooling System Power Flush And Refill
- Belts (Except Timing Belts)
- Belt TENSIONER
- Automatic Transmission Fluid
- Automatic Transmission Fluid Exchange & Filter Replacement
- Engine Oil
- Air Filters
- Cabin Air Filter
- Brake Fluid
- Battery
- Battery Cables
- Power Steering
- Power Steering Fluid
- Wiper Blades
- Routine Inspection CHECKSHEET
- Routine Inspection - UICS
- Brake Systems
- Drivetrain And Transmission
- Notes
- Automatic Transmission Fluid
- Clutch Master Cylinders
- Cooler Lines
- Coolers
- Differential Fluid
- Drain Plugs And Gaskets
- Filters And Screens
- Fluids And Lubricants
- Hoses, Lines, And Tubes
- Hydraulic Fluid
- Lubricants
- Manual Transmission Fluid
- Mounts (Engine, Transaxle And Transmission)
- Transfer Case Fluid
- Vacuum Hoses
- Electrical Systems
- Engine Performance And Maintenance
- Notes
- Accessory Belts
- Air Filter Elements
- Air Filter Gaskets
- Air Filter Housings And Gaskets
- Air Pump Belts
- Batteries
- Battery Connectors
- Belt Idler Assemblies (Accessory And Cam Belts)
- Belt TENSIONERS (Accessory And Cam Belt)
- Chemical Engine DECARBONIZATION
- Combustion Chamber Cleaning
- Coolant Recovery Tanks
- Coolant
- Distributor Caps
- Distributor Rotors
- Engine Cooling Systems
- Engine DECARBONIZATION
- Engine Oil Drain Plugs And Gaskets
- Engine Oil Filters And Canisters
- Engine Oil
- Fuel Filters
- Fuel Injector Cleaning
- Fuel Injectors
- Fuel System Cleaning Service
- Hose Clamps
- Hose Connectors
- Hose Couplers
- Hoses And Tubes (Fuel Lines, Radiator, Vacuum, By-Pass, Heater, Recovery Tank And Oil Coolers)
- Ignition Wires (Secondary)
- Intake Cleaning
- O2 Sensors
- PCV Breather Elements
- PCV Valves
- Radiator Caps And Pressurized Expansion Tank Caps
- Spark Plugs
- Thermostats And Housings
- Throttle Body Cleaning
- Timing Belts
- Vacuum Hoses, Tubes And Connections (Non-Metallic)
- Exhaust Systems
- Heating, Ventilation And Air Conditioning Systems
- Steering And Suspension, Wheel Alignment, Wheels And Tires
- Wheel & Tire Supplement
- Reason Code Explanation
- Automotive Terminology & Definitions
- Routine Inspection Reference Guide
- Check Lists
- Computer Relearn Procedures
- Introduction
- ACURA
- AUDI
- BMW
- DAEWOO
- HONDA
- HYUNDAI
- INFINITI
- ISUZU
- Jaguar
- KIA
- Land Rover
- LEXUS
- MAZDA
- Immobilizer System (626)
- Notes
- Key Replacement Or Addition (Customer Supplied 2 Or More Valid Keys)
- Key Replacement Or Addition (Customer Supplied Only One Or No Valid Keys)
- Immobilizer Unit (Customer Supplied At Least One Valid Key)
- PCM (Customer Supplied 2 Or More Valid Keys)
- PCM (Customer Supplied Only One Valid Key)
- Immobilizer Unit & PCM
- Reprogram Error Recovery
- Inputting Code Word
- Immobilizer System (626)
- MERCEDES-BENZ
- ECM Version Coding
- Enabling Code Function For Radio
- Notes
- Audio 10 Models (CLK, E & SLK Class)
- Audio 30 Models (CLK, E & SLK Class)
- Becker Radio (CL, S & SL Class)
- Panasonic Exquisite Radio (CL, S & SL Class)
- Radio With Navigation Control Module (CL, S & SL Class)
- Radio With 4-Digit Fixed Code (CL, S & SL Class)
- Radio & Radio With Navigation Control Module With 5-Digit Fixed Code (CL, S & SL Class)
- Radio (ML Class)
- Programming Supplemental Restraint System (SRS) Control Module
- MITSUBISHI
- NISSAN
- PORSCHE
- SAAB
- SUBARU
- SUZUKI
- TOYOTA
- VOLKSWAGEN
- VOLVO
- OBD-II Drive Cycles
- * Please Read This First *
- Drive Cycles
- Notes
- 1996: 626, MX-6
- 1996: B2300, B3000, B4000
- 1996: MILLENIA, MPV, MX-5 MIATA, Protege & 1997: 626 (2.0L M/T, 2.5L), MX-6 (2.0L M/T, 2.5L), MILLENIA, MPV, MX-5 MIATA, Protege & 1998: MILLENIA, MPV, Protege & 1999-2000: MILLENIA, MX-5 MIATA
- 1997: 626 (2.0L A/T), MX-6 (2.0L A/T)
- 1997: B2300, B4000
- Preparation
- Drive Mode
- Comprehensive Component Monitor Repair Verification Drive Mode
- EGR Monitor Repair Verification Drive Mode
- Catalyst Monitor Repair Verification Drive Mode
- Fuel Monitor, Oxygen Sensor Monitor or Oxygen Sensor Heater Monitor Repair Verification Drive Mode
- Misfire Monitor Repair Verification Drive Mode
- 1998: 626, B2500, B3000, B4000
- OBD-II Drive Cycle Description
- Vehicle Preparation For OBD-II Or Monitor Repair Verification Drive Cycle
- OBD-II Drive Cycle
- Comprehensive Component Monitor Repair Verification Drive Cycle
- EGR Monitor Repair Verification Drive Cycle
- EVAP Running Loss System Repair Verification Drive Cycle
- Catalyst Monitor Repair Verification Drive Cycle
- Fuel Monitor Or HO2S Monitor Repair Verification Drive Cycle
- Misfire Monitor Repair Verification Drive Cycle
- Secondary Air Monitor Repair Verification Drive Cycle
- 1999-2000: 626
- 1999: B2500, B3000, B4000
- 1999: Protege
- 2000: B2500, B3000, B4000
- 2000: MPV
- 2000: Protege
- 2001-02: 626
- 2001: B2300, B2500, B3000, B4000, Tribute
- 2001: MILLENIA
- 2001: MPV
- 2001: MX-5 MIATA
- 2001: Protege
- 2002-09: B2300, B3000, B4000 & 2002-06: Tribute
- 2002: MILLENIA
- 2002-03: MPV
- 2002-03: MX-5 MIATA
- 2002-03: Protege, Protege5
- 2003: MAZDA6
- 2004-06: MAZDA3 & 2006: MAZDA5 & 2007-09: MAZDA3 (W/O Turbo)
- 2004-05: MAZDA6
- Notes
- Mode 1 (Pcm Adaptive Memory Produce Drive Mode)
- Mode 2 (EGR System Repair Verification Drive Mode)
- Mode 3: 2004 (H02S Heater, H02S & TWC Repair Verification Drive Mode) (3.0L Cal: AJ57EM060AJV5010 (M/T), AJ58EM060AJVN010 (A/T) Only)
- Mode 3: 2004 (H02S Heater, H02S & TWC Repair Verification Drive Mode) (2.3L & 3.0L Cal: Except For AJ57EM060AJV5010 (M/T), AJ58EM060AJVN010 (A/T)): 2005 All Engines
- Mode 6 (EVAP System Repair Verification Drive Mode)
- Single Drive Mode (Pcm Adaptive Memory Produce, EGR System, H02S Heater, H02S, TWC & EVAP System Repair Verification Drive Mode) (3.0L Cal: AJ57EM060AJV5010 (M/T), AJ58EM060AJVN010 (A/T) Only)
- Single Drive Mode (Pcm Adaptive Memory Produce, EGR System, H02S Heater, H02S, TWC & EVAP System Repair Verification Drive Mode) (2.3L & 3.0L Cal: Except For AJ57EM060AJV5010 (M/T), AJ58EM060AJVN010 (A/T))
- 2004: MPV
- Notes
- Mode 1 (PCM Adaptive Memory Produce Drive Mode)
- Mode 2 (EGR System Repair Verification Drive Mode)
- Mode 3 (HO2S heater, HO2S, and TWC Repair Verification Drive Mode)
- Mode 6 (EVAP System Repair Verification Drive Mode)
- Single Drive (PCM Adaptive Memory Produce, EGR System Repair Verification, HO2S heater, HO2S TWC, and EVAP System Verification Drive Mode)
- 2004: MX-5 MIATA
- Notes
- Mode 1 (Pcm Adaptive Memory Production Drive Mode)
- Mode 2 (EGR System Repair Verification Drive Mode)
- Mode 3 (Ho2S Heater, Ho2S, & TWC Repair Verification Drive Mode)
- Mode 4 (EVAP System Repair Verification Drive Mode)
- Single Drive Mode (Pcm Adaptive Memory Production, EGR System Repair Verification, Ho2S Heater, Ho2S, TWC, & EVAP System Verification Drive Mode)
- 2004: RX-8
- 2005-06: MPV
- Notes
- Mode 1 (PCM Adaptive Memory Produce Drive Mode)
- Mode 2 (EGR System Repair Verification Drive Mode) With rear HO2S model
- Mode 3 (HO2S heater, HO2S, and TWC Repair Verification Drive Mode)
- H02S Heater, H02S, and EGR System Repair Verification Drive Mode Without rear HO2S model
- Mode 6 (EVAP System Repair Verification Drive Mode)
- Single Drive Mode (PCM Adaptive Memory Produce, EGR System Repair verification, HO2S heater, HO2S, TWC, and EVAP System Verification Drive Mode)
- 2005: MX-5 MIATA
- Notes
- Mode 1 (PCM Adaptive Memory Production Drive Mode)
- Mode 2 (EGR System Repair Verification Drive Mode)
- Mode 3 (HO2S heater, HO2S, and TWC Repair Verification Drive Mode)
- Mode 4 (EVAP System Repair Verification Drive Mode)
- Single Drive Mode (PCM Adaptive Memory Production, EGR System Repair Verification, HO2S heater, HO2S, TWC, and EVAP System Verification Drive Mode)
- 2005-08: RX-8
- 2006-08: MAZDA6
- Notes
- PCM Adaptive Memory Production Drive Mode
- EGR System Repair Verification Drive Mode
- HO2S heater, HO2S, and TWC Repair Verification Drive Mode
- EVAP System Repair Verification Drive Mode (4 Cylinder W/O Turbo & V6)
- EVAP System Repair Verification Drive Mode (4 Cylinder W/Turbo)
- PCM Adaptive Memory Production, EGR, HO2S heater, HO2S, TWC, and EVAP System Repair Verification Drive Mode (4 Cylinder W/O Turbo)
- PCM Adaptive Memory Production, EGR, HO2S heater, HO2S, TWC, and EVAP System Repair Verification Drive Mode (4 Cylinder W/Turbo)
- Single Drive Mode (PCM Adaptive Memory Produce, EGR System, HO2S heater, HO2S, TWC, and EVAP System Repair Verification Drive Mode) (V6)
- 2006-08: MX-5 MIATA
- 2007-09: MAZDA3 (W/Turbo)
- 2007: MAZDA5
- 2007-08: CX-7
- 2007-10: CX-9
- 2008-09: MAZDA5
- 2008-09: Tribute
- 2009-10: MAZDA6 (4 Cylinder)
- 2009-10: MAZDA6 (V6)
- 2009: CX-7
- 2009: MX-5 MIATA
- 2009-11: RX-8
- 2010-13: MAZDA3 (W/Turbo)
- 2010: MAZDA5
- 2010-12: CX-7 (W/Turbo)
- 2010-12: CX-7 (W/O Turbo)
- 2010-13: MX-5 MIATA
- 2010-11: Tribute
- 2011-13: CX-9
- 2010-13: MAZDA3 (W/O Turbo)
- 2012-13: MAZDA5
- 2011-13: MAZDA6 (4 Cylinder)
- 2011-13: MAZDA6 (V6)
- 2012-13: MAZDA2
- 2013: CX-5
- Driveline/Axles
- Drive Axle Noise Diagnosis - General Information
- Gear Tooth Contact Patterns - General Information
- Map - Drive Train & Transmission
- Drive Train & Transmission Systems
- Drivetrain And Transmission
- Notes
- Actuators (Electrical)
- Actuators (Vacuum)
- Automatic Transmission / Transaxle Assemblies/CVTS
- Automatic Transmission Fluid
- Axles
- Bearings And Races
- Bell Cranks
- Bell Housings
- Bushings (External)
- Cables (Speedometer)
- Cables (TV, Detent And Shift)
- Carrier Bearings
- Clutch Cables And Cable Housings
- Clutch Discs (Manual Transmissions)
- Clutch Forks
- Clutch Linkages (Mechanical)
- Clutch Master Cylinders
- Clutch Pedals
- Clutch Pivots
- Clutch Pressure Plates
- Clutch Release Bearings
- Clutch Slave Cylinders (Concentric)
- Clutch Slave Cylinders (Conventional Or External)
- Companion Flanges
- Connectors
- Cooler Bypass Valves
- Cooler Lines
- Coolers
- CV Joints
- Differential And Final Drive Assemblies
- Differential Fluid
- Dip Stick Tubes
- Dip Sticks (Fluid Level Indicators)
- Dowel Pins, Guides And Pilot Holes
- Drain Plugs And Gaskets
- Drive Shaft Flanges
- Drive Shafts And Half Shafts
- Dust Boots
- Engine Mounts
- Exciter Rings
- Filler Tubes
- Filters And Screens
- Flanges
- Flex Plates
- Fluid Level Indicators
- Fluids And Lubricants
- Flywheels
- Force Motors
- Gaskets
- Guides
- Half Shafts
- Hoses, Lines, And Tubes
- Housings (Bell, Case, Tail(Extension) And Auxiliary)
- Hydraulic Fluid
- Intermediate Shaft Support Bearings
- Key Interlock Systems
- Limited Slips
- Lines
- Linkages (External)
- Locking Hub Assemblies
- Locking Hub Control Knobs
- Lubricants
- Manual Transmission Fluid
- Manual Transmission/Transaxle Assemblies
- Metal Clad Seals
- METALASTIC Joints
- Modulator Pins
- Modulators
- Mounts (Engine, Transaxle And Transmission)
- Odometer Drives (Mechanical)
- Odometer Heads (Mechanical)
- Oil Pans
- Pans
- Pilot Holes
- Pressure Plates
- Pressure Switches
- Races
- Rubber Joints (METALASTIC)
- Screens
- Seals (Metal Clad)
- Seals
- Selector Interlock Systems
- Sensors
- Servos
- Shift Interlock Systems (Selector And Key Interlock Systems)
- Side Covers
- Slip Yokes
- Solenoids
- Speed Sensors (Electronic Wheel And Vehicle)
- Speedometer- Driven Gear Housing
- Speedometer/Odometer Drives (Mechanical)
- Speedometer/Odometer Heads (Mechanical)
- Speedometers/Odometers (Electronic)
- Switches
- Tone Wheels
- Toothed Rings (Tone Wheel)
- Torque Converters
- Transaxle Mounts
- Transducers (Transmission)
- Transfer Case Assemblies
- Transfer Case Fluid
- Transmission Coolers
- Transmission Mounts
- Transmission Pans
- Transmission Range Indicators (PRNDL)
- Tubes
- Universal Joints (CARDAN Or Cross Type)
- Vacuum Controls
- Vacuum Hoses
- Vacuum Motors
- Vacuum-Operated Switches
- Vehicle Speed Sensors
- Vents
- Vibration Dampers
- Wheel Attachment Hardware
- Wheel Speed Sensors
- Wiring Harnesses And Connectors
- Yokes And Slip Yokes
- Reason Code Explanation
- Automotive Terminology & Definitions
- Trouble Shooting - Clutches - General Information
- DTC Index
- Electrical
- Map - Electrical Systems
- Electrical Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Actuator Motors (Electric)
- Actuator Motors (Vacuum)
- Air Bags
- Alternators And Generators
- Amplifiers
- Antennas
- Batteries
- Battery Cables, Wires And Connectors
- Battery Cables
- Battery Trays And Hold Down Hardware
- Battery Wires
- Belts
- Bulb Sockets
- Bulbs, Sealed Beams And LEDS
- Cd Players
- Cigarette Lighter Assemblies
- Circuit Breakers
- Clutch Switches
- Connectors
- Control Modules
- Cruise Control Brake Switches
- Cruise Control Cables
- Cruise Control Clutch Switches
- Cruise Control Linkages And Cables
- Cruise Control Reservoirs
- Cruise Control Tubes
- Cruise Control Vacuum Dump Release Valves
- Cruise Control Vacuum Hoses, Tubes And
- Cruise Control Vehicle Speed Sensors
- Defoggers
- Defrosters
- Delays
- Dimmers
- Electric Heaters
- Equalizers
- Fuse Blocks
- Fuse Boxes And Blocks
- Fuses, Fusible Links And Circuit Breakers
- Fusible Links
- Gauges
- Generators
- Ground Cables And Straps
- Ground Straps
- Headlight Adjusters
- Heating Elements (Defrosters, Defoggers, Electric Heaters And Seats)
- Horns And Sirens
- Ignition Switches
- Indicator Lights
- Keyless Entry Keypads And Transmitters
- Keyless Entry Transmitters
- LEDS
- Lenses
- Microphones
- Mirrors (ELECTROCHROMATIC And Heated)
- Motors
- Neutral Safety Switches
- Odometers, Speedometers And Tachometers (Cable Driven)
- Odometers
- Power Distribution Center
- Pulleys
- Receivers, Amplifiers, Equalizers And Sub-Woofer Volume Controls
- Relay Boxes
- Relays
- Sealed Beams
- Seat Heaters
- Security Alarm Sensors
- Sirens
- Solenoids
- Speakers And Microphones
- Speedometer And Tachometer Linkages And Cables
- Speedometer Cables
- Speedometers
- Starters
- Sub-Woofer Volume Control
- Switches
- Tachometer Cables
- Tachometers
- Tape Players And Cd Players
- TENSIONERS
- Timers
- Transceivers
- Transducers
- Vacuum Accumulators (Reservoirs)
- Voltage Regulators
- Washer Fluid Level Senders
- Washer Pumps
- Wiper Arms And Blades
- Wiper Blades
- Wiper Hoses And Nozzles
- Wiper Linkages
- Wiper Nozzles
- Wiper Pump Reservoirs
- Wiring Harnesses And Connectors
- Battery, Starting & Charging System CHECKSHEET
- Reason Code Explanation
- Automotive Terminology & Definitions
- Electrical Systems
- Using lemon2025'S System Wiring Diagrams
- Map - Electrical Systems
- Engine
- Engine Controls Trouble Shooting (1 Of 5)
- Foreword
- Engine OBD II Monitors
- Notes
- Catalyst Efficiency Monitor - Federal Test Procedure
- Comprehensive Component Monitor
- Evaporative Emission (EVAP) Vapor Management Flow System Monitor
- Evaporative Emission (EVAP) Running Loss System Monitor
- Exhaust Gas Recirculation (EGR) System Monitor - Differential Pressure Feedback EGR
- Fuel System Monitor
- Heated Oxygen Sensor (HO2S) Monitor
- Misfire Detection Monitor
- Malfunction Indicator Lamp (MIL)
- Electronic Engine Control (EEC) System
- Overview
- Modifications to OBD II Vehicles
- Powertrain Control Software
- Powertrain Control Hardware
- Power and Ground Signals
- Fuel Systems
- Exhaust Gas Recirculation Systems
- Evaporative Emissions System Outline
- Intake Air Systems
- Catalyst And Exhaust Systems
- Communication Error
- Vehicle Check/Preparation
- Intermittent Diagnostic Techniques
- On-Board System Readiness
- Freeze Frame Data
- Output Test Mode
- Powertrain Control Module (PCM) Reset
- On-Board Diagnostic Tests
- On-Board Diagnostic (OBD) Test Description
- System Pass
- Key ON, Engine OFF (KOEO) On-Demand Self-Test
- Key ON, Engine Running (KOER) On-Demand Self-Test
- Continuous Memory Self-Test
- Parameter Identification (PID) Access
- Brake On/Off Test
- Transmission Control (O/D OFF) Switch Test
- Power Steering Pressure (PSP) Switch Test
- On-Board Diagnostic Test - New Generation Star (NGS) Tester Hook-Up Procedure
- Retrieving DTCs Procedure
- Retrieve/Clear Continuous DTC Self-Test Procedure
- Key ON Engine OFF Self-Test Procedure
- Key ON, Engine Running Self-Test Procedure
- After Repair Procedure
- PID/DATA Monitor and Record Procedure
- Playback of Stored PIDs Procedure
- Output Test Mode Procedure
- Drive Cycles
- Description Of OBD II Drive Cycle
- Drive Cycle Recommendations
- Vehicle Preparation
- OBD II Drive Cycle
- Monitor Repair Verification Drive Cycles
- HO2S Monitor Repair Verification Drive Cycle:
- Fuel Or Misfire Monitor Repair Verification Drive Cycle:
- EVAP Running Loss System Repair Verification Drive Cycle:
- Catalyst Monitor Repair Verification Drive Cycle:
- Diagnostic Trouble Code Numbers
- Diagnostic Trouble Code Application Chart
- Pcm Quick Test
- Engine Controls Trouble Shooting (2 Of 5)
- Mass Air Flow (MAF) Sensor
- Intake Air Temperature (IAT) Sensor And Engine Coolant Temperature (ECT) Sensor
- Throttle Position (TP) Sensor Circuit Malfunction
- Heated Oxygen Sensor (Ho2S)
- Upstream Heated Oxygen Sensors (Ho2S)
- Heated Oxygen Sensor (Ho2S) Heater Circuit
- Adaptive Fuel Control
- Flexible Fuel (Ff) Sensor
- Fuel Injector Malfunction
- Fuel Pump (FP) Primary Or Secondary Circuit
- Misfire Detection Monitor
- Crankshaft Position (CKP) Sensor Malfunction
- Camshaft Position (CMP) Sensor Malfunction
- Ignition Coil Primary Circuit Malfunction
- Integrated Ignition Coil 1, 2, 3, Or 4 Failure
- EGR System Malfunction
- Catalyst Efficiency Monitor Malfunction
- Evaporative Emission (EVAP) Monitor And System Malfunction
- Evaporative (EVAP) Emission Canister Purge Solenoid Malfunction
- EVAP System Malfunction
- Fuel Tank Pressure (Ftp) Sensor Malfunction
- Evaporative Emission (EVAP) System Malfunction
- Engine Controls Trouble Shooting (3 Of 5)
- Evaporative Emission (EVAP) System Malfunction
- Fuel Level Input (FLI) Circuit Malfunction
- Vehicle Speed Signal Malfunction
- Vehicle Speed Sensor (VSS) Signal Intermittent
- Idle Air Control (IAC) Valve Assembly Malfunction
- Powertrain Control Module (Pcm) Malfunction
- Brake Pedal Position (BPP) Switch Malfunction
- Clutch Pedal Position (CPP) Switch Malfunction
- OBD II Drive Cycle Malfunction
- Data Link Connector (DLC) Malfunction
- Ho2S Heater(S)
- Heated Oxygen Sensor Ho2S Signals (V6 Only)
- Fuel System Not Switching At Fuel Trim (Rich Or Lean)
- Upstream Heated Oxygen Sensor (Ho2S) Not Switching
- Downstream Ho2S
- Anti-Theft System
- Engine Rpm/Vehicle Speed Limiter
- Misfire Detection Monitor Disabled
- Differential Pressure Feedback EGR (DPFEGR) Sensor Malfunction
- EGR Vacuum Regulator (EGRVR) Solenoid Circuit Malfunction
- Evaporative Emission (EVAP) Monitor And System
- Canister Vent (CV) Solenoid Malfunction
- A/C Clutch Relay (ACCR) Malfunction
- A/C Control Signal (ACCS) Malfunction
- Idle Air Control (IAC) System Malfunction
- Power Steering Pressure (PSP) Switch (2.5L Only) Malfunction
- 4X4 Low (4X4L) Range Malfunction
- Transmission Control Switch (TCS) Or Transmission Control Indicator Lamp (TCIL) Circuit Malfunction
- Engine Controls Trouble Shooting (4 Of 5)
- Diagnostic Index
- Notes
- Starting Concerns
- Hard Start / Long Crank / Erratic Start / Erratic Crank
- Cranks Normally But Will Not Start
- Unique Idle Concern
- Fast Idle
- Low Idle / Stalls During Deceleration
- Engine Poor DRIVEABILITY
- Backfires
- Lack/Loss Of Power
- Knocking / Pinging
- Poor Fuel Economy
- Emissions Compliance
- Mil/TCIL Never On And Mil/TCIL Always On
- Automatic Transmission Shift Concerns
- Instrumentation
- Exhaust System Concerns
- Fuel Odor In Engine Compartment
- Engine Noise
- A/C Does Not Work
- A/C Always On And A/C Compressor Runs Continuously
- A/C Does Not Cut-Off Under Wide Open Throttle Conditions
- Exterior Lighting Systems
- Exhaust Sulphur Smell
- All Supported On Board System Readiness Tests Not Completed
- Fuel Pump Always Runs
- Engine Inspection
- Engine Component Tests
- Engine Oil Leaks - Fluorescent Oil Additive Method
- Compression Test
- Cylinder Leakage Detection
- Oil Leak And Valve Stem Seal Test
- Oil Consumption Test
- Intake Manifold Vacuum Test
- Excessive Engine Oil Consumption
- Oil Pressure Test
- Valve Train Analysis - Engine Off
- Notes
- Valve Train Analysis - Engine Off, Valve Cover Removed
- Valve Train Analysis - Engine Off, Rocker Arm - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off, Valve Tappets
- Valve Train Analysis - Engine Off, Camshaft - Overhead Camshaft Engines
- Valve Train Analysis - Engine Off, Valve springs
- Valve Train Analysis - Engine Off, Valve Spring Retainer And Valve Spring Retainer Keys
- Valve Train Analysis - Engine Off, Valves and Cylinder Head
- Valve Train Analysis - Engine Running
- Camshaft Lobe Lift
- Timing Chain - 3.0L and 4.0L Engines
- Timing Belt - 2.5L
- Charging System Component Tests
- Diagnostic Index
- Engine Controls Trouble Shooting (5 Of 5)
- Engine Symptom Chart
- Engine Cooling Symptom Chart
- Exhaust System Symptom Chart
- Evaporative Emission System Leak Test
- Evaporative Emission System Inspection
- Evaporative Emissions Symptom Chart
- Charging System Symptom Chart
- Notes
- Pinpoint Test 1: The Charging System Warning Indicator Is On With The Engine Running (Battery Voltage Does Not Increase)
- Pinpoint Test 2: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Does Not Increase)
- Pinpoint Test 3: The Charging System Warning Indicator Is On With The Engine Running And The Battery Voltage Increases
- Pinpoint Test 4: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Increases)
- Pinpoint Test 5: The Charging System Warning Indicator Operates Correctly But The Battery Voltage Does Not Increase
- Pinpoint Test 6: The Battery Is Dead Or Will Not Stay Charged Or Low Battery Or Generator Voltage
- Pinpoint Test 7: The System Overcharges (Battery Voltage Greater Than 15.5 Volts)
- Pinpoint Test 8: Battery Leakage Or Damage
- Pinpoint Test 9: The Generator Is Noisy
- Pinpoint Test 10: Radio Interference
- Starting System Symptom Troubleshooting Chart
- Powertrain Control Module Symptom Troubleshooting Chart
- General Test Index
- Notes
- Test 1: Vehicle Reference Voltage (VREF)
- Test 2: Tachometer Output (CTO) Failure
- Test 3: Malfunction Indicator Lamp (Mil)
- Test 4: Intermittent
- Test 5: Fuel Delivery System
- Test 6: Positive Crankcase Ventilation (PCV) System
- Test 7: Pcm Power Relay
- Test 8: Crankshaft Position (CKP) Sensor
- Test 9: Fuel Pressure Regulator
- Test 10: Fuel Pump Inspection
- Test 11: Fuel Line Pressure / Fuel Pressure Hold Inspection
- Test 12: Fuel Injector Inspection
- Test 13: EGR Valve
- Test 14: EGRVR (EGRVR) Solenoid Inspection
- Test 15: Differential Pressure Feedback EGR (DPFEGR) Sensor
- Test 16: No Start
- Test 17: Ignition Scope Test
- Engine Overhaul Procedures - General Information
- * Please Read This First *
- Description
- Engine Identification
- Inspection Procedures
- Cleaning Procedures
- Component Cleaning
- Cylinder Head Replacement
- Cylinder Head Overhaul
- Pistons, Connecting Rods & Bearings
- Crankshaft & Main Bearings
- Camshaft
- Timing Chains & Belts
- Timing Gears
- Oil Pump
- Break-In Procedure
- General Cooling System Service - General Information
- Engine Controls Trouble Shooting (1 Of 5)
- Engine Performance
- Electrostatic Discharge Warning - General Information
- Engine Controls Trouble Shooting (1 Of 5)
- Foreword
- Engine OBD II Monitors
- Notes
- Catalyst Efficiency Monitor - Federal Test Procedure
- Comprehensive Component Monitor
- Evaporative Emission (EVAP) Vapor Management Flow System Monitor
- Evaporative Emission (EVAP) Running Loss System Monitor
- Exhaust Gas Recirculation (EGR) System Monitor - Differential Pressure Feedback EGR
- Fuel System Monitor
- Heated Oxygen Sensor (HO2S) Monitor
- Misfire Detection Monitor
- Malfunction Indicator Lamp (MIL)
- Electronic Engine Control (EEC) System
- Overview
- Modifications to OBD II Vehicles
- Powertrain Control Software
- Powertrain Control Hardware
- Power and Ground Signals
- Fuel Systems
- Exhaust Gas Recirculation Systems
- Evaporative Emissions System Outline
- Intake Air Systems
- Catalyst And Exhaust Systems
- Communication Error
- Vehicle Check/Preparation
- Intermittent Diagnostic Techniques
- On-Board System Readiness
- Freeze Frame Data
- Output Test Mode
- Powertrain Control Module (PCM) Reset
- On-Board Diagnostic Tests
- On-Board Diagnostic (OBD) Test Description
- System Pass
- Key ON, Engine OFF (KOEO) On-Demand Self-Test
- Key ON, Engine Running (KOER) On-Demand Self-Test
- Continuous Memory Self-Test
- Parameter Identification (PID) Access
- Brake On/Off Test
- Transmission Control (O/D OFF) Switch Test
- Power Steering Pressure (PSP) Switch Test
- On-Board Diagnostic Test - New Generation Star (NGS) Tester Hook-Up Procedure
- Retrieving DTCs Procedure
- Retrieve/Clear Continuous DTC Self-Test Procedure
- Key ON Engine OFF Self-Test Procedure
- Key ON, Engine Running Self-Test Procedure
- After Repair Procedure
- PID/DATA Monitor and Record Procedure
- Playback of Stored PIDs Procedure
- Output Test Mode Procedure
- Drive Cycles
- Description Of OBD II Drive Cycle
- Drive Cycle Recommendations
- Vehicle Preparation
- OBD II Drive Cycle
- Monitor Repair Verification Drive Cycles
- HO2S Monitor Repair Verification Drive Cycle:
- Fuel Or Misfire Monitor Repair Verification Drive Cycle:
- EVAP Running Loss System Repair Verification Drive Cycle:
- Catalyst Monitor Repair Verification Drive Cycle:
- Diagnostic Trouble Code Numbers
- Diagnostic Trouble Code Application Chart
- Pcm Quick Test
- Engine Controls Trouble Shooting (2 Of 5)
- Mass Air Flow (MAF) Sensor
- Intake Air Temperature (IAT) Sensor And Engine Coolant Temperature (ECT) Sensor
- Throttle Position (TP) Sensor Circuit Malfunction
- Heated Oxygen Sensor (Ho2S)
- Upstream Heated Oxygen Sensors (Ho2S)
- Heated Oxygen Sensor (Ho2S) Heater Circuit
- Adaptive Fuel Control
- Flexible Fuel (Ff) Sensor
- Fuel Injector Malfunction
- Fuel Pump (FP) Primary Or Secondary Circuit
- Misfire Detection Monitor
- Crankshaft Position (CKP) Sensor Malfunction
- Camshaft Position (CMP) Sensor Malfunction
- Ignition Coil Primary Circuit Malfunction
- Integrated Ignition Coil 1, 2, 3, Or 4 Failure
- EGR System Malfunction
- Catalyst Efficiency Monitor Malfunction
- Evaporative Emission (EVAP) Monitor And System Malfunction
- Evaporative (EVAP) Emission Canister Purge Solenoid Malfunction
- EVAP System Malfunction
- Fuel Tank Pressure (Ftp) Sensor Malfunction
- Evaporative Emission (EVAP) System Malfunction
- Engine Controls Trouble Shooting (3 Of 5)
- Evaporative Emission (EVAP) System Malfunction
- Fuel Level Input (FLI) Circuit Malfunction
- Vehicle Speed Signal Malfunction
- Vehicle Speed Sensor (VSS) Signal Intermittent
- Idle Air Control (IAC) Valve Assembly Malfunction
- Powertrain Control Module (Pcm) Malfunction
- Brake Pedal Position (BPP) Switch Malfunction
- Clutch Pedal Position (CPP) Switch Malfunction
- OBD II Drive Cycle Malfunction
- Data Link Connector (DLC) Malfunction
- Ho2S Heater(S)
- Heated Oxygen Sensor Ho2S Signals (V6 Only)
- Fuel System Not Switching At Fuel Trim (Rich Or Lean)
- Upstream Heated Oxygen Sensor (Ho2S) Not Switching
- Downstream Ho2S
- Anti-Theft System
- Engine Rpm/Vehicle Speed Limiter
- Misfire Detection Monitor Disabled
- Differential Pressure Feedback EGR (DPFEGR) Sensor Malfunction
- EGR Vacuum Regulator (EGRVR) Solenoid Circuit Malfunction
- Evaporative Emission (EVAP) Monitor And System
- Canister Vent (CV) Solenoid Malfunction
- A/C Clutch Relay (ACCR) Malfunction
- A/C Control Signal (ACCS) Malfunction
- Idle Air Control (IAC) System Malfunction
- Power Steering Pressure (PSP) Switch (2.5L Only) Malfunction
- 4X4 Low (4X4L) Range Malfunction
- Transmission Control Switch (TCS) Or Transmission Control Indicator Lamp (TCIL) Circuit Malfunction
- Engine Controls Trouble Shooting (4 Of 5)
- Diagnostic Index
- Notes
- Starting Concerns
- Hard Start / Long Crank / Erratic Start / Erratic Crank
- Cranks Normally But Will Not Start
- Unique Idle Concern
- Fast Idle
- Low Idle / Stalls During Deceleration
- Engine Poor DRIVEABILITY
- Backfires
- Lack/Loss Of Power
- Knocking / Pinging
- Poor Fuel Economy
- Emissions Compliance
- Mil/TCIL Never On And Mil/TCIL Always On
- Automatic Transmission Shift Concerns
- Instrumentation
- Exhaust System Concerns
- Fuel Odor In Engine Compartment
- Engine Noise
- A/C Does Not Work
- A/C Always On And A/C Compressor Runs Continuously
- A/C Does Not Cut-Off Under Wide Open Throttle Conditions
- Exterior Lighting Systems
- Exhaust Sulphur Smell
- All Supported On Board System Readiness Tests Not Completed
- Fuel Pump Always Runs
- Engine Inspection
- Engine Component Tests
- Engine Oil Leaks - Fluorescent Oil Additive Method
- Compression Test
- Cylinder Leakage Detection
- Oil Leak And Valve Stem Seal Test
- Oil Consumption Test
- Intake Manifold Vacuum Test
- Excessive Engine Oil Consumption
- Oil Pressure Test
- Valve Train Analysis - Engine Off
- Notes
- Valve Train Analysis - Engine Off, Valve Cover Removed
- Valve Train Analysis - Engine Off, Rocker Arm - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off - 3.0L And 4.0L Engines (Push Rod)
- Valve Train Analysis - Engine Off, Valve Tappets
- Valve Train Analysis - Engine Off, Camshaft - Overhead Camshaft Engines
- Valve Train Analysis - Engine Off, Valve springs
- Valve Train Analysis - Engine Off, Valve Spring Retainer And Valve Spring Retainer Keys
- Valve Train Analysis - Engine Off, Valves and Cylinder Head
- Valve Train Analysis - Engine Running
- Camshaft Lobe Lift
- Timing Chain - 3.0L and 4.0L Engines
- Timing Belt - 2.5L
- Charging System Component Tests
- Diagnostic Index
- Engine Controls Trouble Shooting (5 Of 5)
- Engine Symptom Chart
- Engine Cooling Symptom Chart
- Exhaust System Symptom Chart
- Evaporative Emission System Leak Test
- Evaporative Emission System Inspection
- Evaporative Emissions Symptom Chart
- Charging System Symptom Chart
- Notes
- Pinpoint Test 1: The Charging System Warning Indicator Is On With The Engine Running (Battery Voltage Does Not Increase)
- Pinpoint Test 2: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Does Not Increase)
- Pinpoint Test 3: The Charging System Warning Indicator Is On With The Engine Running And The Battery Voltage Increases
- Pinpoint Test 4: The Charging System Warning Indicator Is Off With The Ignition Switch In The On Position And The Engine Off (Battery Voltage Increases)
- Pinpoint Test 5: The Charging System Warning Indicator Operates Correctly But The Battery Voltage Does Not Increase
- Pinpoint Test 6: The Battery Is Dead Or Will Not Stay Charged Or Low Battery Or Generator Voltage
- Pinpoint Test 7: The System Overcharges (Battery Voltage Greater Than 15.5 Volts)
- Pinpoint Test 8: Battery Leakage Or Damage
- Pinpoint Test 9: The Generator Is Noisy
- Pinpoint Test 10: Radio Interference
- Starting System Symptom Troubleshooting Chart
- Powertrain Control Module Symptom Troubleshooting Chart
- General Test Index
- Notes
- Test 1: Vehicle Reference Voltage (VREF)
- Test 2: Tachometer Output (CTO) Failure
- Test 3: Malfunction Indicator Lamp (Mil)
- Test 4: Intermittent
- Test 5: Fuel Delivery System
- Test 6: Positive Crankcase Ventilation (PCV) System
- Test 7: Pcm Power Relay
- Test 8: Crankshaft Position (CKP) Sensor
- Test 9: Fuel Pressure Regulator
- Test 10: Fuel Pump Inspection
- Test 11: Fuel Line Pressure / Fuel Pressure Hold Inspection
- Test 12: Fuel Injector Inspection
- Test 13: EGR Valve
- Test 14: EGRVR (EGRVR) Solenoid Inspection
- Test 15: Differential Pressure Feedback EGR (DPFEGR) Sensor
- Test 16: No Start
- Test 17: Ignition Scope Test
- Engine Performance Diagnostic Routine Outline - General Information
- Engine Performance Safety Precautions
- Map - Engine Performance & Maintenance
- Engine Performance And Maintenance (Including Exhaust Systems)
- Engine Performance & Maintenance CHECKSHEET
- Engine Performance And Maintenance
- Notes
- Accelerator Pedal Position Sensor
- Accessory Belts
- Accessory Pulleys
- Air Conditioning Cycling Switches
- Air Conditioning Pressure Sensors
- Air Ducts And Tubes
- Air Filter Elements
- Air Filter Gaskets
- Air Filter Housings And Gaskets
- Air Fuel Ratio Sensors
- Air Injection Control Solenoids
- Air Plenums
- Air Pump Belts
- Air Pumps (Electric Driven)
- Air Tubes
- Aspirator, Check And DECEL Valves
- Baffles
- Ballast Primary Supply Resistor Wires
- Ballast Resistors And Primary Supply Resistors
- Barometric Pressure Sensors
- Batteries
- Battery Cables, Wires And Connectors
- Battery Connectors
- Battery Trays And Hold Down Hardware
- Battery Wires
- Belt Idler Assemblies (Accessory And Cam Belts)
- Belt TENSIONERS (Accessory And Cam Belt)
- Belt-Driven Air Pumps
- Boost Control Mechanism
- Camshaft Position Sensors
- Carburetors And Chokes
- Casting Core Plugs And Expansion Plugs
- Charge Air Coolers ""INTERCOOLERS"" (CAC)
- Check Valves
- Chemical Engine DECARBONIZATION
- Chokes
- Clutch Pedal Position Switches
- Cold Start Injectors
- Combustion Chamber Cleaning
- Connectors
- Coolant Recovery Tanks
- Coolant
- Cooling Fan Motor Modules
- Cooling Fan Motor Relays And Modules
- Cooling Fan Motor Resistors
- Cooling Fan Motor Sensors And Switches
- Cooling Fan Motor Switches
- Cooling Fan Motors
- Crankshaft Position Sensors
- Cylinder Deactivation Solenoid
- Cylinder Head Assemblies
- DECEL Valves
- Deflectors
- Dip Stick Tubes
- Dip Sticks And Tubes
- Distributor Advances And Retarders (Mechanical And Vacuum)
- Distributor Boots And Shields
- Distributor Caps
- Distributor Retarders (Mechanical And Vacuum)
- Distributor Rotors
- Distributor Shields
- Distributors
- Early Fuel Evaporation Valves (Heat Riser Assemblies)
- EGR Coolers
- EGR Exhaust Manifold Passages
- EGR Intake And Exhaust Manifold Passages
- EGR Plates And Coolers
- Electronic Spark Control Modules
- Electronic Transmission Control Devices
- Electronic Transmission Feedback Devices
- Engine Coolant Temperature Sensors
- Engine Cooling Systems
- Engine Covers (Oil Pan, Valve Cover, Timing Cover)
- Engine DECARBONIZATION
- Engine Oil Canisters
- Engine Oil Coolers (External)
- Engine Oil Drain Plugs And Gaskets
- Engine Oil Filters And Canisters
- Engine Oil Gaskets
- Engine Oil Pressure Gauges (Mechanical)
- Engine Oil
- Evaporative Emissions (EVAP) Canister Filters
- Evaporative Emissions (EVAP) Canister Purge Devices
- Evaporative Emissions (EVAP) Canisters
- Evaporative Emissions (EVAP) Feedback Devices
- Exhaust Gas RECIRCULATION Devices
- Exhaust Gas RECIRCULATION Feedback Devices
- Expansion Plugs
- Fan Control Sensor
- Fuel Accumulators And Dampers
- Fuel And Cold Start Injectors
- Fuel Caps
- Fuel Dampers
- Fuel Delivery Check Valves
- Fuel Distributors (BOSCH Cis)
- Fuel Filler Necks And RESTRICTORS
- Fuel Filters
- Fuel Injector Cleaning
- Fuel Injectors
- Fuel Level Senders
- Fuel Pressure Regulators
- Fuel Pumps (In-Tank, External, Electrical Or Mechanical)
- Fuel Rails
- Fuel RESTRICTORS
- Fuel System Cleaning Service
- Fuel Tanks
- Fuel
- Gaskets
- Grommets (Valve Cover)
- Harmonic Dampers
- Heater Control Valves
- Heater Cores
- Hose Clamps
- Hose Connectors
- Hose Couplers
- Hoses And Tube Couplers, Connectors And Clamps
- Hoses And Tubes (Fuel Lines, Radiator, Vacuum, By-Pass, Heater, Recovery Tank And Oil Coolers)
- Housings
- Idle Air Controls
- Idle Speed Control Actuators
- Ignition Boots
- Ignition Coil Towers
- Ignition Coils
- Ignition Control Modules (ICM)
- Ignition Switches
- Ignition Terminals
- Ignition Wires (Secondary)
- Inertia Fuel Shut-Off Switches
- Intake Air Temperature Sensors
- Intake Cleaning
- Intake Manifolds
- In-Tank Fuel Strainers
- INTERCOOLERS
- Knock Sensors
- Liquid Vapor Separators
- Long Block Assemblies
- Manifold Absolute Pressure (Map) Sensors
- Mass Air Flow (MAF) Sensors
- Metal Air Manifolds And Pipes
- Metal Air Pipes
- Mix Control Solenoids
- Motor Mounts
- O2 Sensors
- Oil Pans
- Oil Pressure Sending Units
- Oil Pump Pick-Up Screens
- Oil Pumps
- O-Rings, Gaskets, Seals And Spring Locks
- Park Neutral Position Switches
- PCV Breather Elements
- PCV Orifices
- PCV Valves
- Pick-Up Assemblies (Includes Magnetic, Hall Effect And Optical)
- Power Steering Pressure Sensors
- Powertrain Control Modules (Pcm) And Prom
- Powertrain Control Prom
- Pressurized Expansion Tank Caps
- Radiator / Cooling Fan Blades
- Radiator / Cooling Fan Clutches
- Radiator Caps And Pressurized Expansion Tank Caps
- Radiators
- Roll Over Valves
- Sealing Compounds
- Seals
- Secondary Air Injection System Management Devices
- Sensors
- Short Block Assemblies
- Shrouds, Baffles And Deflectors
- Spark Plugs
- Spring Locks
- Super Chargers
- Switches
- Thermal Vacuum Valves
- Thermostatic Air Door Assemblies
- Thermostats And Housings
- Throttle Bodies
- Throttle Body Cleaning
- Throttle Cables
- Throttle Linkages And Cables
- Throttle Position Sensors
- Throttle Position Switches
- Timing Belt Sprockets
- Timing Belts
- Timing Covers
- Torque Struts
- Transmission Range Switches
- Tube Clamps
- Tube Connectors
- Tube Couplers
- Tubes
- Turbo Chargers
- Vacuum Connections
- Vacuum Hoses, Tubes And Connections (Non-Metallic)
- Vacuum Regulator Solenoids
- Vacuum Tubes
- Valve Covers
- Vehicle Speed Senors
- Volume Air Flow Sensors
- Waste Gate And Boost Control Mechanisms
- Waste Gate Control Solenoids
- Water Pumps (Electric)
- Water Pumps (Non-Electric)
- Wiring Harnesses And Connectors
- Reason Code Explanation
- Automotive Terminology & Definitions
- Parasitic Load Explanation & Test Procedures - General Information
- State Emission Standards - Diesel
- State Emission Standards - Gas
- ALASKA
- ARIZONA
- CALIFORNIA
- Colorado
- CONNECTICUT
- DELAWARE
- District Of COLUMBIA
- GEORGIA
- IDAHO
- ILLINOIS
- INDIANA
- KENTUCKY
- MARYLAND
- MASSACHUSETTS
- MISSOURI
- NEVADA
- New Jersey
- New MEXICO
- New YORK
- North CAROLINA
- OHIO
- OREGON
- PENNSYLVANIA
- RHODE Island
- TENNESSEE
- TEXAS
- UTAH
- VIRGINIA
- WASHINGTON
- WISCONSIN
- U. S. EPA ASM2525 & ASM5015 Start-Up Emission Standards
- U. S. EPA Revised Final ASM Emission Standards (ASM5015 & ASM2525)
- U.S. EPA Im240 Emission Standards
- Waveforms - Injector Pattern Tutorial - General Information
- * Please Read This First *
- Purpose Of This Article
- Is A Lab Scope Necessary?
- The Two Types Of Injector Drivers
- The Two Ways Injector Circuits Are Wired
- Interpreting Injector Waveforms
- Current Waveform Samples
- Notes
- Example #1 - Voltage Controlled Driver
- Example #2 - Voltage Controlled Driver
- Example #3 - Voltage Controlled Driver
- Example #4 - Current Controlled Driver
- Example #5 - Current Controlled Driver
- Example #6 - Current Controlled Driver
- Example #7 - Current Controlled Driver
- Example #8 - Current Controlled Driver
- Voltage Waveform Samples
- Notes
- Example #1 - Voltage Controlled Driver
- Example #2 - Voltage Controlled Driver
- Example #3 - Voltage Controlled Driver
- Example #4 - Current Controlled Driver
- Example #5 - Current Controlled Driver
- Example #6 - Current Controlled Driver
- Example #7 - Current Controlled Driver
- Example #8 - Current Controlled Driver
- Map - Exhaust Systems
- Exhaust Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Catalytic Converters
- Exhaust And Tail Pipes
- Exhaust Connections
- Hangers
- Heat Risers (Mechanical EFE Devices)
- Heat Shields
- Manifolds (Cast And Tube Type)
- Mechanical EFE Devices
- Muffler Valve
- Mufflers And Resonators
- Reason Code Explanation
- Exhaust Systems
- Heating, Ventilation & A/C (HVAC)
- Map - Heating, Ventilation, & Air Conditioning
- Heating, Ventilation & Air Conditioning Systems
- Notes
- Map Standards Of Service
- The Map Process - Overview
- The Map Process - Overview Of Service Requirements And Suggestions
- Accumulators
- Actuators (Electrical)
- Actuators (Vacuum)
- Air Conditioning Fittings
- Air Conditioning Hoses
- Air Conditioning Metal Lines
- Air Control Doors
- Air Dams (External)
- Air Distribution System
- Belts
- Blend Doors
- Blower Fans (Blower Wheel Or Squirrel Cage)
- Blower Motors
- Blower Resistors
- Blower Switches
- Cabin Air Filters
- Circuit Breakers
- Compressor Clutch Assemblies
- Compressors
- Condenser Air Seals
- Condenser Fan Motors
- Condensers
- Connectors
- Control Cables
- Control Heads (Function Selectors)
- Control Linkages
- Control Modules
- Coolant
- Cooling Fan Blades
- Cooling Fan Clutches
- Cooling Fan Motors
- Evaporator Drain Tubes
- Evaporator Filters
- Evaporator Pressure Regulators (EPRS)
- Evaporators
- Expansion Valves
- Function Selectors
- Fuses, Fusible Links And Circuit Breakers
- Fusible Links
- Gaskets
- Heater Cases
- Heater Control Valves
- Heater Cores
- Heater Hoses
- High Pressure Relief Valves (HPRV)
- Idlers
- In-Line Filters
- Metal Fittings
- Metal Lines
- Mix And Air Control Doors (Blend Doors)
- ORIFACE Tubes
- O-Rings
- Pilot-Operated Absolutes (POAS)
- Plenums
- Pressure Control Valves
- Pressure Sensors
- Pulleys
- Radiators
- Receiver-DRIERS
- Refrigerant Oil
- Refrigerant
- Relays
- Seals
- Service Ports
- Spring Lock Couplings
- Suction Throttling Valves (STVS)
- Switches (Electrical)
- TENSIONERS
- Thermistors And Pressure Sensors
- Thermostats And Housings
- Vacuum Hoses And Tubes
- Vacuum Reservoirs
- Vacuum Tubes
- Valves In Receiver (VIRS)
- Water Pumps (Electric Auxiliary)
- Wiring Harnesses And Connectors
- Heating, Ventilation & Air Conditioning System CHECKSHEET
- Reason Code Explanation
- Automotive Terminology & Definitions
- Heating, Ventilation & Air Conditioning Systems
- Map - Heating, Ventilation, & Air Conditioning
- Identification
- Metric Conversions
- OEM General Information
- How To Use The Engine Performance Section
- Restraints
- Air Bag And Supplemental Restraint System (SRS) Component Inspection & Replacement Tables
- Air Bag Deactivation Procedures
- Special Care During Mechanical Repairs
- ACURA
- AUDI
- BMW
- HONDA
- HYUNDAI
- INFINITI
- ISUZU
- Jaguar
- KIA
- Land Rover
- LEXUS
- MAZDA
- MERCEDES-BENZ
- MITSUBISHI
- NISSAN
- PORSCHE
- SAAB
- SUBARU
- SUZUKI
- TOYOTA
- Notes
- System Operation Check
- Service Precautions
- Disabling & Activating Air Bag System
- Notes
- Disabling Air Bag System (Avalon, Camry, Camry Solara & Corolla)
- Activating Air Bag System (Avalon, Camry, Camry Solara & Corolla)
- Disabling Air Bag System (Celica)
- Activating Air Bag System (Celica)
- Disabling Air Bag System (ECHO)
- Activating Air Bag System (ECHO)
- Disabling Air Bag System (Land Cruiser, RAV-4, Sienna, Tacoma, Tundra & 4Runner)
- Activating Air Bag System (Land Cruiser, RAV-4, Sienna, Tacoma, Tundra & 4Runner)
- Disabling Air Bag System (MR2)
- Activating Air Bag System (MR2)
- VOLKSWAGEN
- VOLVO
- Specifications Index
- Steering
- Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
- Steering & Suspension Systems
- Wheel And Tire
- Steering & Suspension CHECKSHEET
- Wheels & Tires CHECKSHEET
- Steering And Suspension, Wheel Alignment, Wheels And Tires
- Notes
- Active Handling
- Active Suspension Control Modules
- Active Variable Ratio Steering
- Active Yaw Control
- Adaptive Cruise Control
- Advance TRAC
- Air Bags
- Air Ride Control Modules
- Air Ride Suspension Torsion Springs (Counter Balancing)
- Air Ride Suspension
- Air Ride Tubes
- Air Shocks And Air Struts
- Air Spring Valves
- Air Springs
- Air Suspension Control Valves
- Air Suspension DRIERS
- Axle Acceleration Sensor
- Ball Joints
- Body Acceleration Sensor
- Bushings
- Center Links
- Compressors
- Continuous Damping Control
- Control Arm Shafts
- Control Arms
- Control Modules
- Distance Regulation Control Module
- Distance Regulation Sensor
- Drag Links
- Dynamic Stability Control
- Dynamic Stability Traction Control
- Electronic Ride Control Shocks And Struts
- Electronic Stability Control
- Electronic Suspension System
- Flex Couplers
- Gaskets
- Height Sensors
- Hydraulic Hoses
- Hydraulic Power Steering Pumps
- Hydraulic Suspension Hoses
- Hydraulic Suspension Pumps
- Idler Arms
- Intermediate Shaft U-Joints
- King Pins
- Modules
- Pitman Arms
- Power Steering Belts
- Power Steering Coolers
- Power Steering Fluid
- Power Steering Hoses
- Power Steering Lines (Steel)
- Power Steering Pumps - Electric
- Power Steering Pumps
- Radar Sensor
- Radius Arms
- Relay Rods
- Relays
- Sensors
- Shock Absorbers, Strut Cartridges And Strut Assemblies
- Spindles
- Springs, Coil, Leaf And Torsion Bars
- STABILITRAC
- Stability Management System
- Steering Angle Sensor
- Steering Arms
- Steering Couplers
- Steering Dampers
- Steering Gears (Except Rack And Pinion)
- Steering Gears, Rack And Pinion
- Steering Knuckles
- Strike Out Bumpers
- Strut Bearing Plate Assemblies
- Strut Rods
- Suspension Pumps (Hydraulic)
- Sway Bar Links
- Sway Bar Mounting Bushings
- Sway Bars
- Switches
- Tie Rod Ends (Inner And Outer)
- Tire Pressure Monitoring System
- Tire Pressure Sensors
- Tires
- Torque Sensor
- Torsion Springs
- Track Bar Bushings
- Track Bars
- Trailing Arm Bushings
- Trailing Arms
- Valve Stems
- Vehicle Dynamics Control
- Vehicle Speed Sensor
- Vehicle Stability Assist
- Vehicle Stability/Skid Control
- Warning Lamps
- Wheel Alignment
- Wheel Attachment Hardware
- Wheel Bearings, Races And Seals
- Wheels (Rims)
- Wiring Harnesses And Connectors
- Reason Code Explanation
- Automotive Terminology & Definitions
- Wheel Alignment Theory & Operation - General Information
- Map - Steering, Suspension, Wheel Alignment, Wheels & Tires
- Traction Control Disable Procedures
- Trouble Shooting - Manual Transmission - General Information
- Heating, Ventilation & A/C (HVAC)
- A/C Compressor
- Manual A/C-Heater Systems
- Specifications
- Description & Operation
- Trouble Shooting
- Notes
- Test No. 1: Improper/Erratic Direction Of Airflow From Outlets
- Test No. 2: Insufficient, Erratic Or No Heat
- Test No. 3: A/C Inoperative Or Does Not Operate Properly
- Test No. 4: A/C Always On
- Test No. 5: Insufficient A/C Cooling
- Test No. 6: No Operation In All Temperature Settings
- Test No. 7: Blower Motor Inoperative
- Test No. 8: Blower Motor Operates Continuously In High Speed
- Test No. 9: No Operation In High Speed Blower Setting
- Test No. 10: No Operation In Lower Blower Speeds
- System Tests
- Component Tests
- Removal & Installation
- Torque Specifications
- Vacuum Hose Diagram(S)
- Wiring Diagrams
- Manual A/C-Heater Systems
- General Servicing
- A/C Refrigerant Oil & Refrigerant Specifications
- Air Conditioning Compressor Servicing
- Air Conditioning System Compressor Applications
- Air Conditioning System Compressor Refrigerant Oil Checking
- Cabin Air Filter (Special Applications) - General Information
- HVAC Systems - General Servicing
- Manual A/C-Heater Systems
- Specifications
- Description & Operation
- Trouble Shooting
- Notes
- Test No. 1: Improper/Erratic Direction Of Airflow From Outlets
- Test No. 2: Insufficient, Erratic Or No Heat
- Test No. 3: A/C Inoperative Or Does Not Operate Properly
- Test No. 4: A/C Always On
- Test No. 5: Insufficient A/C Cooling
- Test No. 6: No Operation In All Temperature Settings
- Test No. 7: Blower Motor Inoperative
- Test No. 8: Blower Motor Operates Continuously In High Speed
- Test No. 9: No Operation In High Speed Blower Setting
- Test No. 10: No Operation In Lower Blower Speeds
- System Tests
- Component Tests
- Removal & Installation
- Torque Specifications
- Vacuum Hose Diagram(S)
- Wiring Diagrams
- HVAC Control Systems
- Heater Systems
- Manual A/C-Heater Systems
- Specifications
- Description & Operation
- Trouble Shooting
- Notes
- Test No. 1: Improper/Erratic Direction Of Airflow From Outlets
- Test No. 2: Insufficient, Erratic Or No Heat
- Test No. 3: A/C Inoperative Or Does Not Operate Properly
- Test No. 4: A/C Always On
- Test No. 5: Insufficient A/C Cooling
- Test No. 6: No Operation In All Temperature Settings
- Test No. 7: Blower Motor Inoperative
- Test No. 8: Blower Motor Operates Continuously In High Speed
- Test No. 9: No Operation In High Speed Blower Setting
- Test No. 10: No Operation In Lower Blower Speeds
- System Tests
- Component Tests
- Removal & Installation
- Torque Specifications
- Vacuum Hose Diagram(S)
- Wiring Diagrams
- A/C Compressor
- Restraints
- Air Bag, SRS
- Air Bag Restraint Systems
- Description & Operation
- Component Locations
- System Operation Check
- Air Bag Safety Precautions
- Adjustments
- Disabling & Activating Air Bag System
- Disposal Procedures
- Post-Collision Inspection
- Removal & Installation
- Diagnostics
- Diagnostic Tests
- Test A: Air Bag Warning Light On Continuously - Diagnostic Monitor Disconnected Or Inoperative
- Test B: Diagnostic Monitor Internal Fault (DTC B1342)
- Test C: Crash Data Memory Full (DTC B1231)
- Test D: Ground Resistance Too High Or Diagnostic Monitor Module Not Mounted To Vehicle Properly (DTC B1921)
- Test E: Incorrect Vehicle Identification (DTC C1414)
- Test F: Driver-Side Air Bag Circuit Short To Ground (DTC B1887)
- Test G: Driver-Side Air Bag Circuit Short To Battery Or Ignition (DTC B1916)
- Test H: Passenger-Side Air Bag Circuit Short To Ground (DTC B1888)
- Test I: Passenger-Side Air Bag Circuit Short To Battery Or Ignition (DTC B1925)
- Test J: Driver Air Bag Resistance High (DTC B1932)
- Test K: Passenger-Side Air Bag Resistance High (DTC B1933)
- Test L: Driver-Side Air Bag Low Resistance (DTC B1934)
- Test M: Passenger-Side Air Bag Resistance Low (DTC B1935)
- Test N: Passenger-Side Air Bag Deactivation (Pad) Switch Fault (DTC B1871)
- Test O: Passenger-Side Air Bag Deactivation (Pad) Switch Warning Light Inoperative (DTC B1884)
- Test P: Passenger-Side Air Bag Deactivation (Pad) Switch Warning Light Short To Battery (DTC B1890)
- Test Q: Air Bag Tone Warning Indicator Circuit Short To Ground Or Open (DTC B1892)
- Test R: Air Bag Tone Warning Indicator Circuit Short To Battery Or Ignition (B1891)
- Test S: Air Bag Warning Light Inoperative (DTC B1869)
- Test T: Air Bag Warning Light Short To Battery Voltage (DTC B1870)
- Test U: No Communication With Diagnostic Monitor
- Torque Specifications
- Wiring Diagrams
- Air Bag Restraint Systems
- Air Bag, SRS
- Steering
- Steering Columns
- Description & Operation
- Service Precautions
- Disabling & Activating Air Bag System
- Removal & Installation
- Overhaul
- Torque Specifications
- Steering Gear
- Steering Columns
- Suspension
- Transmission
- Automatic Trans
- Automatic Transmission - Diagnosis - 4R44E
- Application
- Description & Operation
- Notes
- Self-Diagnostic System
- Input Devices
- Air Conditioning Clutch Switch
- Rear Anti-Lock Brake Speed Sensor
- Brake Pedal Position Switch
- Crankshaft Position Sensor
- Engine Coolant Temperature Sensor
- Intake Air Temperature Sensor
- 4WD Low Switch
- Mass Airflow Sensor
- Transmission Control Switch
- Transmission Fluid Temperature Sensor
- Throttle Position Sensor
- Transmission Range Sensor
- Turbine Shaft Speed Sensor
- Output Devices
- Trouble Shooting
- Preliminary Inspection
- Symptom Diagnosis
- Notes
- Harsh Engagement In Reverse
- Harsh Engagement In Forward
- Delayed Or Soft Reverse Engagement
- Delayed Or Soft Forward Engagement
- No Forward In "OD" & No Reverse Engagement
- Harsh Forward & Reverse Engagement
- Some Or All Shifts Missing
- Some Or All Shifts Early Or Late
- Erratic Or Hunting Shifts
- Soft Or Slipping Shifts
- Harsh Shifts
- No 1st Gear In "D"
- No 1st Gear In "1" Position
- No 1-2 Upshift In "D"
- No 2-3 Upshift In "D"
- No 3-4 Upshift In "D"
- Soft Or Slipping 1-2 Shift
- Soft Or Slipping 2-3 Shift
- Soft Or Slipping 3-4 Shift
- Harsh 1-2 Shift
- Harsh 2-3 Shift
- Harsh 3-4 Shift
- Harsh 4-3 Shift
- Harsh 3-2 Shift
- No TCC Engagement
- TCC Always Engaged
- TCC Cycling Or Shuddering
- Poor Vehicle Performance
- Incorrect Gear Ratio In "D", "2" Or "1"
- Engine Will Not Crank
- Transmission Overheating
- No Engine Braking With "OD" Off (3rd & 4th Gears)
- Harsh Engagement & Shifts
- Diagnosis & Testing
- Notes
- Diagnostic Procedure
- Quick Test
- Reading Diagnostic Trouble Codes
- Diagnostic Trouble Code Identification
- Clearing Diagnostic Trouble Codes
- Scan Tool Unable To Communicate
- Additional System Functions
- Torque Converter Clutch Engagement Test
- Transmission Drive Cycle Test
- Transmission Solenoid Cycling & Drive Test (Dynamic Test)
- Summary
- System Tests
- Notes
- How To Use System Tests
- Test A: Shift Solenoid Electrical Circuit
- Test B: Transmission Fluid Temperature Electrical Circuit
- Test C: Torque Converter Clutch Electrical Circuit
- Test D: Transmission Range Sensor
- Test E: Electronic Pressure Control Solenoid
- Test F: Turbine Shaft Speed Sensor
- Test G: Coast Clutch Solenoid
- Test H: Solenoid Mechanical Failure
- Test Tb: Transmission Control Switch & Transmission Control Indicator Lamp
- Test TG: 4WD Low Switch
- Test Z: Intermittent
- Wiring Diagrams
- Automatic Transmission - Overhaul - 4R44E
- Application
- Identification
- Description & Operation
- Lubrication
- On-Vehicle Service
- Trouble Shooting
- Notes
- Preliminary Inspection
- Symptom Diagnosis
- No Forward Gears
- No Reverse Gears
- Harsh Reverse Engagement
- Harsh Forward Engagement
- Delayed/Soft Reverse Engagement
- Delayed/Soft Forward Engagement
- No Forward & No Reverse Gears
- No Forward In "D" & No Reverse Gears
- Harsh Forward & Reverse Engagements
- Delayed/Soft Forward & Reverse Engagement
- Some Or All Shifts Missing
- Early Or Late Shift Speeds
- Erratic Or Hunting Shifting
- Soft Or Slipping Shift Feel
- Harsh Shift Feel
- No 1st Gear In "D"
- No Manual 1st Gear
- No Manual 2nd Gear
- No Torque Converter Clutch (TCC) Application
- Torque Converter Clutch (TCC) Always Applied
- Torque Converter Clutch (TCC) Cycling Or Chattering
- Transmission Overheating
- No Engine Braking In Manual 2nd Gear
- No Engine Braking In Manual 1st Gear
- Slips & Chatters In Manual 1st Gear
- Slips & Chatters In Manual 2nd Gear
- Clutch & Band Applications
- Performance Tests
- Component Tests
- Removal & Installation
- Transmission Disassembly
- Component Disassembly & Reassembly
- Cleaning & Inspection
- Transmission Reassembly
- Torque Specifications
- Transmission Specifications
- Removal & Installation - A/T
- Servicing - A/T
- Automatic Transmission - Diagnosis - 4R44E
- Automatic Transmission - Hydraulic Diagrams - 4R44E & 4R55E
- Automatic Trans
- External Pages