Engine Controls - Self-Diagnostics
- Introduction
- General Description
- Self-Diagnostic System
- Component Location
- Drive Cycles
- Summary
- Diagnostic Trouble Code Definitions
- System Tests
- Diagnostic Tests
- Notes
- DTC P0031 & DTC P0032
- DTC P0037 Or DTC P0038
- DTC P0101: Mass Air Flow Sensor Circuit - Performance
- DTC P0102: Mass Air Flow Sensor Circuit - Low Input
- DTC P0103: Mass Air Flow Sensor Circuit - High Input
- DTC P0107 Or DTC P0108
- DTC P0111: Intake Air Temperature Sensor Circuit - Range/Performance
- DTC P0112: Intake Air Temperature Sensor Circuit - Low Input
- DTC P0113: Intake Air Temperature Sensor Circuit - High Input
- DTC P0116: Engine Coolant Temperature Sensor Circuit - Range/Performance
- DTC P0117: Engine Coolant Temperature Sensor Circuit - Low Input
- DTC P0118: Engine Coolant Temperature Sensor Circuit - High Input
- DTC P0121: Throttle Position Sensor Circuit - Range/Performance
- DTC P0122: Throttle Position Sensor Circuit - Low Input
- DTC P0123: Throttle Position Sensor Circuit - High Input
- DTC P0125: Insufficient Coolant Temperature For Closed Loop Operation
- DTC P0128: Coolant Thermostat Inoperative
- DTC P0131 Or DTC P0132
- DTC P0133: Heated Oxygen Sensor No. 1 Circuit - Slow Response
- DTC P0134: Heated Oxygen Sensor No. 1 Circuit - No Activity Detected
- DTC P0137: Heated Oxygen Sensor No. 2 Circuit - Low Voltage
- DTC P0138 Or DTC P0140
- DTC P0171 Or DTC P0172
- DTC P0300, DTC P0301, DTC P0302, DTC P0303 Or DTC P0304
- DTC P0327 Or DTC P0328
- DTC P0335: Crankshaft Position Sensor Circuit Malfunction
- DTC P0340: Camshaft Position Sensor Circuit Malfunction
- DTC P0401 Or DTC P0402
- DTC P0403: EGR Flow Malfunction
- DTC P0420: Catalyst System - Low Efficiency
- DTC P0441: EVAP System - Incorrect Purge
- DTC P0442 Or DTC P0455
- DTC P0443: EVAP System Purge Control Valve - Circuit Malfunction
- DTC P0446: EVAP System Vent Control - Circuit Malfunction
- DTC P0449: EVAP System Vent Control - Circuit Malfunction (With ORVR System)
- DTC P0451: EVAP System Pressure Sensor - Range/Performance
- DTC P0452 Or DTC P0453
- DTC P0456: EVAP System - Very Small Leak Detected
- DTC P0461: Fuel Level Sensor Circuit - Range/Performance
- DTC P0463: Fuel Level Sensor Circuit - High Input
- DTC P0464: Fuel Level Sensor Circuit - Intermittent
- DTC P0496: EVAP System - High Purge Flow
- DTC P0500: Vehicle Speed Sensor Malfunction
- DTC P0506 Or DTC P0507
- DTC P0601: Internal Control Module Memory Check Sum Error
- DTC P0616: Starter Relay Circuit - Low Input
- DTC P0617: Starter Relay Circuit - High Input
- DTC P1510: Pcm Back-Up Power Supply Malfunction
- DTC P2025: EVAP System Fuel Vapor Temperature Sensor - Performance
- DTC P2026: EVAP System Fuel Vapor Temperature Sensor - Low Voltage
- DTC P2027: EVAP System Fuel Vapor Temperature Sensor - High Voltage
- DTC P2227, DTC P2228 Or DTC P2229