Section 1 (Engine Controls Self-Diagnostics - 3.1L Engine)
WARNING: This page is about a different variant/trim than selected.
- Introduction
- Self-Diagnostic System
- Programming
- Notes
- Powertrain Control Module
- Service Programming System Remote Procedure
- Service Programming System Pass-Thru Procedure
- Service Programming System Off Board Remote Procedure
- Service Programming System Off Board Pass-Thru Procedure
- CKP System Variation Learn Procedure
- Programming Theft Deterrent System Components
- Drive Cycles
- Notes
- Inspection/Maintenance System Check
- Inspection/Maintenance Complete System Set Procedure
- Inspection/Maintenance System DTCS
- 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
- Service Bay Test
- Summary
- Diagnostic Trouble Code Definitions
- Component Locations
- Connector Identification
- System Tests
- Diagnostic Tests
- Notes
- DTC P0030: Ho2S 1 Heater Control Circuit
- DTC P0101: MAF Sensor Performance
- DTC P0102: MAF Sensor Circuit - Low Frequency (Century & Grand PRIX)
- DTC P0102: MAF Sensor Circuit - Low Voltage (MALIBU)
- DTC P0103: MAF Sensor Circuit - High Frequency
- DTC P0107: Manifold Absolute Pressure Sensor Circuit - Low Voltage
- DTC P0108: Manifold Absolute Pressure Sensor Circuit - High Voltage
- DTC P0112: Intake Air Temperature Sensor Circuit - Low Voltage
- DTC P0113: Intake Air Temperature Sensor Circuit - High Voltage
- DTC P0116: ECT Sensor Circuit Performance
- DTC P0117: Engine Coolant Temperature Sensor Circuit - Low Voltage
- DTC P0118: Engine Coolant Temperature Sensor Circuit - High Voltage
- DTC P0121: TP Sensor Performance
- DTC P0122: Throttle Position Sensor Circuit - Low Voltage
- DTC P0123: Throttle Position Sensor Circuit - High Voltage
- DTC P0125: Engine Coolant Temperature Insufficient For Closed Loop Fuel Control
- DTC P0128: Engine Coolant Temperature Below Thermostat Regulating Temperature
- P0130: Ho2S 1 Circuit Closed Loop Performance
- DTC P0131: Ho2S 1 Circuit - Low Voltage
- DTC P0132: Ho2S 1 Circuit - High Voltage
- DTC P0133: Ho2S 1 - Slow Response
- DTC P0134: Ho2S 1 Circuit - Insufficient Activity
- DTC P0135: Ho2S 1 Heater Performance
- DTC P0137: Ho2S 2 Circuit - Low Voltage
- DTC P0138: Ho2S 2 Circuit - High Voltage
- DTC P0140: Ho2S 2 Circuit - Insufficient Activity
- DTC P0141: Ho2S 2 Heater Performance
- DTC P0171: Fuel Trim System Lean
- DTC P0172: Fuel Trim System Rich
- DTC P0201-P0206: Injector Control Circuit
- DTC P0230: Fuel Pump Relay Control Circuit - Voltage Incorrect
- DTC P0300-P0306: Engine Misfire Detected
- DTC P0325: Knock Sensor Performance
- DTC P0327: Knock Sensor Circuit
- DTC P0336: Crankshaft Position Sensor Performance
- DTC P0341: CMP Sensor Circuit Performance
- DTC P0401: EGR Flow Insufficient
- DTC P0403: EGR Solenoid Control Circuit
- DTC P0404: EGR Open Position Performance
- DTC P0405: EGR Position Sensor Circuit - Low Voltage
- DTC P0420: Catalyst System - Low Efficiency
- DTC P0440: Evaporative Emission System
- DTC P0442: Evaporative Emission Control System - Small Leak Detected
- DTC P0443: EVAP Purge Solenoid Control Circuit
- DTC P0446: EVAP Vent System Performance
- DTC P0449: EVAP Vent Solenoid Control Circuit
- DTC P0452: Fuel Tank Pressure Sensor Circuit - Low Voltage
- DTC P0453: Fuel Tank Pressure Sensor Circuit - High Voltage
- DTC P0506: Idle Speed Low
- DTC P0507: Idle Speed High
- DTC P0601-P0607, P1600, P1621, P1627, P1680, P1681, P1683 Or P2610: Ecu Malfunction
- DTC P0650: Mil Control Circuit
- DTC P1106: Map Sensor Circuit Intermittent - High Voltage
- DTC P1107: Map Sensor Circuit Intermittent - Low Voltage
- DTC P1111: IAT Sensor Circuit Intermittent - High 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 1 - Insufficient Switching
- DTC P1134: Ho2S 1 Transition Time Ratio
- DTC P1336: Crankshaft Position System Variation Not Learned
- DTC P1351: Ignition Coil Control Circuit - High Voltage
- DTC P1352: Ignition Bypass Circuit - High Voltage
- DTC P1361: Ignition Control Circuit - Low Voltage
- DTC P1362: Ignition Control Circuit - Low Voltage
- DTC P1374: CKP High To Low Resolution Frequency Correlation
- DTC P1380: Misfire Detected - Rough Road Data Not Available (Century & MALIBU)
- DTC P1381: Misfire Detected No EBTCM/Pcm Serial Data (Century & MALIBU)
- DTC P1404: EGR Closed Position Performance
- DTC P1441: Evaporative Emission System Flow During Non-Purge
- DTC P1635: 5-Volt Reference 1 Circuit (Century & Grand PRIX)
- DTC P1635: 5-Volt Reference 1 Circuit (MALIBU)
- DTC P1639: 5-Volt Reference 2 Circuit (Century)
- DTC P1639: 5-Volt Reference 2 Circuit (Grand PRIX & MALIBU)
- DTC P1640: Pcm Output "A" Circuit
- DTC P1650: Pcm Output "B" Circuit
- DTC P1660: Pcm Output "C" Circuit
- DTC P1670: Pcm Output "D" Circuit
- Wiring Diagrams