Engine Control System Self-Diagnostics - 3.8L
- Model Identification
- Introduction
- Self-Diagnostic System
- On-Board Diagnostics
- Intermittent Conditions
- Notes
- Preliminary
- Harness or Connector Intermittents
- Electrical Connections or Wiring
- Control Module Power & Grounds, & Component Power & Grounds
- Temperature Sensitivity
- Electromagnetic Interference & Electrical Noise
- Incorrect PCM Programming
- Duplicating Failure Conditions
- Scan Tool Snapshot
- Vehicle Data Recorder
- Diagnostic Starting Point - Engine Controls
- Diagnostic System Check - Engine Controls
- Retrieving Diagnostic Trouble Codes
- Clearing Diagnostic Trouble Codes
- Scan Tool Usage
- Powertrain Control Module Location
- Programming
- Drive Cycles
- Notes
- Inspection/Maintenance System Check
- Inspection/Maintenance Complete System Set Procedure
- Inspection/Maintenance Catalyst System Set Procedure
- Inspection/Maintenance Exhaust Gas RECIRCULATION System Set Procedure
- Inspection/Maintenance Evaporative Emission System Set Procedure
- Inspection/Maintenance Heated Oxygen Sensor/Oxygen Sensor System Set Procedure
- Inspection/Maintenance Heated Oxygen Sensor Heater System Set Procedure
- Summary
- Diagnostic Trouble Code Definitions
- Component Locations
- Connector Identification
- System Tests
- Diagnostic Tests
- Notes
- DTC P0101: MAF System Performance
- DTC P0102: MAF Sensor Circuit - Low Frequency
- DTC P0103: MAF Sensor Circuit - High Frequency
- DTC P0107: Map Sensor Circuit - Low Voltage
- DTC P0108: Map Sensor Circuit - High Voltage
- DTC P0112: IAT Sensor Circuit - Low Voltage
- DTC P0113: IAT Sensor Circuit - High Voltage
- DTC P0116: ECT Sensor Circuit Performance
- DTC P0117: ECT Sensor Circuit - Low Voltage
- DTC P0118: ECT Sensor Circuit - High Voltage
- DTC P0121: TP Sensor Performance
- DTC P0122: TP Sensor Circuit - Low Voltage
- DTC P0123: TP Sensor Circuit - High Voltage
- DTC P0125: ECT Excessive Time To Enter Closed Loop Fuel Control
- DTC P0128: ECT Less Than Thermostat Regulating Temperature
- DTC P0130: Ho2S Low Activity - Sensor 1
- DTC P0131: Ho2S Circuit Low Voltage - Sensor 1
- DTC P0132: Ho2S Circuit High Voltage - Sensor 1
- DTC P0133: Ho2S Slow Response - Sensor 1
- DTC P0134: Ho2S Circuit Insufficient Activity - Sensor 1
- DTC P0135: Ho2S Heater Performance - Sensor 1
- DTC P0137: Ho2S Circuit Low Voltage - Sensor 2
- DTC P0138: Ho2S Circuit High Voltage - Sensor 2
- DTC P0140: Ho2S Circuit Insufficient Activity - Sensor 2
- DTC P0141: Ho2S 2 Heater Performance - Sensor 2
- DTC P0171: Fuel Trim System Lean
- DTC P0172: Fuel Trim System Rich
- DTC P0201-P0206: Injector Control Circuit
- DTC P0230: Fuel Pump Control Circuit
- DTC P0243: Supercharger Boost Solenoid Control Circuit (VIN 1)
- DTC P0300-P0306: Engine Misfire Detected
- DTC P0325: Knock Sensor Module Circuit
- DTC P0327 & P0332: Knock Sensor Circuit Bank 1 & 2
- DTC P0336: Crankshaft Position Sensor Circuit
- DTC P0341: Camshaft Position Sensor Performance
- DTC P0401: EGR System Insufficient Flow
- DTC P0403: EGR Solenoid Control Circuit
- DTC P0404: EGR Open Position Performance
- DTC P0405: EGR Position Sensor Circuit - Low Voltage
- DTC P0410: Secondary Air Injection System
- DTC P0412: Secondary Air Injection Solenoid Control Circuit
- DTC P0418: Secondary Air Injection Relay Control Circuit
- DTC P0420: Catalyst System Low Efficiency
- DTC P0440: EVAP System
- DTC P0442: EVAP Control System Small Leak Detected
- DTC P0443: EVAP Purge Solenoid Control Circuit
- DTC P0446: EVAP Vent System Performance
- DTC P0449: EVAP Vent Solenoid Valve Control Circuit
- DTC P0452: Fuel Tank Pressure Sensor Circuit - Low Voltage
- DTC P0453: Fuel Tank Pressure Sensor Circuit - High Voltage
- DTC P0502: Vehicle Speed Sensor Circuit - Low Output
- DTC P0503: Vehicle Speed Sensor Circuit - Erratic Output
- DTC P0506: IAC System Rpm Low
- DTC P0507: IAC System Rpm High
- DTC P0560: System Voltage
- DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 & P2610: Pcm Internal Microprocessor Integrity
- DTC P0620: Generator Performance
- DTC P0650: Malfunction Indicator Light Control Circuit
- DTC P0719: TCC Brake Switch Circuit - Low Input
- DTC P0724: TCC Brake Switch Circuit - High Input
- DTC P1106: Map Sensor Circuit Intermittent - High Voltage
- DTC P1107: Map Sensor Circuit Intermittent - Low Voltage
- DTC P1112: IAT Sensor Circuit Intermittent - Low Voltage
- DTC P1114: ECT Sensor Circuit Intermittent - Low Voltage
- DTC P1115: ECT Sensor Circuit Intermittent - High Voltage
- DTC P1121: TP Sensor Circuit Intermittent - High Voltage
- DTC P1122: TP Sensor Circuit Intermittent - Low Voltage
- DTC P1133: Ho2S Insufficient Switching - Sensor 1
- DTC P1134: Ho2S Transition Time Ratio - Sensor 1
- DTC P1336: CKP System Variation Not Learned
- DTC P1351: Ignition Control Circuit - High Voltage
- DTC P1352: Ignition By-Pass Circuit - High Voltage
- DTC P1361: Ignition Control Circuit - Low Voltage
- DTC P1362: Ignition By-Pass Circuit - Low Voltage
- DTC P1374: Crankshaft Position High-To-Low Resolution Frequency Correlation
- DTC P1380: Misfire Detected - Rough Road Data Not Available
- DTC P1381: Misfire Detected - No Communication With Brake Control Module
- DTC P1404: EGR Closed Position Performance
- DTC P1441: EVAP System Flow During Non-Purge
- DTC P1635: 5-Volt Reference Circuit "A" Or No. 1
- DTC P1639: 5-Volt Reference Circuit "B" Or No. 2
- DTC P1640: Output Driver Module Circuit No. 1
- DTC P1650: Output Driver Module Circuit No. 2
- DTC P1660: Output Driver Module Circuit No. 3
- DTC P1670: Output Driver Module Circuit No. 4
- Wiring Diagrams