Engine Controls - Tests W/Codes - 2.3L

• Introduction
• Diagnostic Formats
• Service Code Descriptions
  • Notes
  • KOEO & KOER Codes (Hard Faults)
  • Continuous Memory Codes (Soft Faults)
  • Retrieving Codes
• Clearing Codes
• Reading Diagnostic Codes
  • KOEO & KOER Self-Test Codes
  • Separator Pulse
  • Pass Codes
  • Continuous Memory Codes
  • Fast Codes
• Quick Test Procedures
  • Description
• Visual Check & Vehicle Preparation
• Equipment Hook-Up
  • Notes
  • Analog Volt/Ohmmeter (VOM)
  • Scan Tool
  • Star Tester
  • Check Engine Or Service Engine Soon Light (Mil)
• KOEO Self-Test
  • Notes
  • Computed Timing Check
  • KOER Self-Test
• Continuous Monitor Mode (Wiggle Test)
  • Notes
  • KOEO Wiggle Test Procedure
  • KOER Wiggle Test Procedure
• Additional System Functions
  • Notes
  • Check Eng/Service Eng Soon Malfunction Indicator Light (Mil)
• Malfunction Indicator Application
  • Notes
  • Output State Check
  • Failure Mode Effects Management (FMEM), Code 98
  • Hardware Limited Operational Strategy (HLOS)
  • Cylinder Balance Test
• Frequently Used EEC-IV Abbreviations
• Summary
• PFI Service Code Definitions
  • All PFI & Ma PFI Models
• KOEO Code/Test Menu - 2.3L
• KOER Code/Test Menu - 2.3L
• Continuous Code/Test Menu - 2.3L
• Circuit Tests
  • Notes
  • How To Use Circuit Tests (Tests A To X)
  • ECA Sensor Resistance & Pin Voltage Reference Chart
• Test A - TFI & Dis Ignition Systems
  • No Start
• Test Aa - No Start (EDIS Ignition Systems)
• Test B - Checking Vehicle Battery
• Test C - Reference Voltage
• Test DA - Temperature Sensor Test (Act, ECT & Vat)
• Test Dc - Mass Airflow Sensor (MAF)
  • Notes
  • 2.3L Ma PFI Engines
  • All Other Engines
• Test Dd - EVP Sensor, EGRC Solenoid & EGRV Solenoid
  • EGR Valve Position (EVP) Sensor EGR Control (EGRC) Solenoid & EGR Vent (EGRV) Solenoid
• Test DF - Map/BP Sensors
  • Manifold Absolute Pressure (Map)/Barometric Pressure (BP) Sensors
• Test Dg - Knock Sensor (KS)
• Test DH - Throttle Position Sensor (TPS)
• Test DL - PFE Valve & EVR Solenoid
  • Pressure Feedback EGR (PFE) Valve & EGR Vacuum Regulator
• Test DN - EVP Sensor & EVR Solenoid
  • EGR Valve Position (EVP) Sensor & EGR Valve Regulator (EVR) Solenoid
• Test DP - Vehicle Speed Sensor (VSS)
  • Notes
  • Preliminary Instructions - Auto Trans
  • Preliminary Instructions - Man Trans
• Test Dr - Cylinder Identification (CID) Sensor
• Test Fa - Neutral Drive Switch (NDS) A/C Input CKT
• Test FD - Brake On/Off Switch (Boo)
• Test Ff - Power Steering Pressure Switch (PSPS)
• Test H - Fuel Control
  • Notes
  • PFI Engines
  • Sequential PFI Engines
  • 4-Wire HEGO Sensors
  • All Other HEGO Sensors
  • 2.3L Ma Cars
  • For All Others
  • All Vehicles With Dual HEGO Sensors
  • All Ma PFI Engines
  • All Other Engines
    • Notes
    • Circuits
    • Unmetered Air/Vacuum Leaks
    • HEGO Fuel Fouled
    • Ignition System
    • Improper Fuel Used
    • Fuel Pressure
    • TP Sensor
  • Code 41
  • Code 42
  • Code 43
  • Code 65
  • Code 85
  • Code 86
  • Engine Controls - Tests W/Codes - 2.3L
    • Code 41
    • Code 42
    • Codes 41 and 42
    • Code 43
    • Code 65
    • Code 85
    • Code 86
• Test J - Fuel Pump CKT (Relay & Inertia Switch)
  • Notes
  • Code 95
    • No Starts
    • Vehicle Starts
• Test KA - EGR On/Off Control
• Test Kc - Air Management System (Am1/Am2)
• Test KD - Canister Purge (CANP)
• Test KE - Idle Speed Control (Air By-Pass)
• Test KF - EDF/HEDF Electric Cooling Fans
  • Electro Drive Fan (EDF)/High Electro Drive Fan (HEDF)
  • Code 83
  • Code 88
• Test KH - Service Pin Adjustment
• Test Kl - Shift Indicator Light (SIL)
• Test Km - WAC & A/C Demand Switch
  • Wide Open Throttle A/C Cut-Out (WAC) & A/C Demand Switch
    • Notes
    • A/C Fan Controller (2.3L PFI - Car)
• Test KP - Octane Adjust
• Test M, Code 77 - Dynamic Response Test
• Test Ml, Codes 70, 71 Or 72 - Malfunction Indicator
  • "Check Engine", "Check DCL", Or "Service Engine Soon" Light/Message (Malfunction Indicator)
• Test N - Ignition Diagnostic Monitor (IDM)
  • Notes
  • DISTRIBUTORLESS Ignition System (Dis)
  • Electronic DISTRIBUTORLESS Ignition System (EDIS)
  • Closed Bowl Distributor (CBD)
  • TFI Module Distributor
• Test P - Spark Timing Check
• Test QA - No Codes/Codes Not Listed
• Test QB, Code 15 - KOEO Or Continuous Memory Code
• Test QC - Output State Check Not Functioning
• Test QD - Re-Initialization Check
• Test QE - Key Power Check
• Test S - System Check
• Test T - AXOD Transaxle
• Test Tb - A4LD Transmission
• Test X - Integral Relay Control Module (IRCM)