Engine Controls - Self-Diagnostics
- Diagnostic Tests
- Notes
- Diagnostic Trouble Code Identification
- ECM Harness Connector
- DTC P0100: Mass Airflow (MAF) Sensor
- DTC P0105: Absolute Pressure (AP) Sensor
- DTC P0110: Intake Air Temperature (IAT) Sensor
- DTC P0115 Or P0125: Engine Coolant Temperature (ECT) Sensor
- DTC P0120: Throttle Position (TP) Sensor
- DTC P0130 Or P0150: Front (Right & Left) Heated Oxygen Sensor (Ho2S)
- DTC P0131 Or P0132: Right Side, Or DTC P0151 Or P0152: Left Side Front Heated Oxygen Sensor (Ho2S)
- DTC P0133 Or P0153: Front (Right & Left) Heated Oxygen Sensor (Ho2S)
- DTC P0134 Or P0154: Front (Right & Left) Ho2S Sensor
- DTC P0135 Or P0155: Front (Right Or Left) Ho2S Heater
- DTC P0137, P0138, P0139 Or P0140: Rear Ho2S (Except CALIFORNIA & I30)
- DTC P0137, P0138, P0139, P0140, P0157, P0158, P0159, Or P0160: Rear Ho2S (CALIFORNIA & I30)
- DTC P0141: Rear Ho2S Heater (Except CALIFORNIA & I30)
- DTC P0141 Or P0161: Rear Ho2S Heater (CALIFORNIA & I30)
- DTC P0171, P0172, P0174 Or P0175: Fuel Injection System Function (Right Or Left Bank)
- DTC P0180: Fuel Tank Temperature (FTT) Sensor
- DTC P0217: Coolant OVERTEMPERATURE Enrichment Protection, Or DTC P1217: Engine Overheat
- DTC P0300-P0306: Cylinder Or Multiple Cylinder Misfire
- DTC P0325: Knock Sensor
- DTC P0335 Or P1336: Crankshaft Position (CKP) Sensor (Pos)
- DTC P0340: Camshaft Position (CMP) Sensor
- DTC P0400: EGR Function
- DTC P0403: EGR Volume Control Valve (EGR-VCV)
- DTC P0420: 3-Way Catalyst Function (Except CALIFORNIA & I30)
- DTC P0420 Or P0430: 3-Way Catalyst Function (CALIFORNIA & I30)
- DTC P0440 Or P1440: EVAP Control System
- DTC P0443: EVAP Canister Purge Volume Control Valve (EVAP-CPVCV)
- DTC P0446: EVAP Canister Vent Control Valve (EVAP-CVCV)
- DTC P0450: EVAP Control System Pressure Sensor (EVAP-CSPS)
- DTC P0460: Fuel Level Sensor Function (Slosh)
- DTC P0461: Fuel Level Sensor Function
- DTC P0464: Fuel Level Sensor Circuit
- DTC P0500: Vehicle Speed Sensor (VSS)
- DTC P0505: Idle Air Control Valve-Auxiliary Air Control (IACV-AAC) Valve
- DTC P0510: Closed Throttle Position (TP) Switch
- DTC P0600: A/T Communication Line
- DTC P0605: ECM
- DTC P1126: Thermostat Function
- DTC P1130: Swirl Control Valve (SCV) Solenoid (CALIFORNIA & I30)
- DTC P1148 Or P1168: Closed Loop Control
- DTC P1165: Swirl Control Vacuum Check Switch (CALIFORNIA & I30)
- DTC P1211: VDC/TCS/Abs Control Unit
- DTC P1212: Abs/TCS Communication Line
- DTC P1217: Engine Overheat
- DTC P1220: Fuel Pump Control Module (FPCM)
- DTC P1320: Ignition Signal
- DTC P1335: Crankshaft Position (CKP) Sensor (Ref)
- DTC P1336: Crankshaft Position (CKP) Sensor (Pos)
- DTC P1401: EGR Temperature Sensor
- DTC P1402: EGR Function
- DTC P1440: EVAP Control System
- DTC P1444: EVAP Canister Purge Volume Control Valve (EVAP-CPVCV)
- DTC P1446: EVAP Canister Vent Control Valve (EVAP-CVCV)
- DTC P1447: EVAP Control System Purge Flow Monitoring
- DTC P1448: EVAP Canister Vent Control Valve (EVAP-CVCV)
- DTC P1464: Fuel Level Sensor Circuit (Ground Signal)
- DTC P1490: Vacuum Cut Valve By-Pass Valve
- DTC P1491: Vacuum Cut Valve By-Pass Valve
- DTC P1605: Automatic Transmission (A/T) Control
- DTC P1706: Park/Neutral Position (PNP) Switch