Engine Controls - Tests W/Codes
- Introduction
- Self-Diagnostic System
- Summary
- Diagnostic Trouble Code (DTC) Definition
- Circuit Tests
- Diagnostic Trouble Codes
- DTC P0101: Mass Airflow (MAF) Circuit Performance Problem
- DTC P0102: Mass Airflow (MAF) Circuit Low Input
- DTC P0103: Mass Airflow (MAF) Circuit High Input
- DTC P0112: Intake Air Temp. (IAT) Sensor Circuit Low Input
- DTC P0113: Intake Air Temp. (IAT) Sensor Circuit High Input
- DTC P0117: Engine Coolant Temp. (ECT) Sensor CKT Low Input
- DTC P0118: Engine Coolant Temp. (ECT) Sensor CKT High Input
- DTC P0121: Throttle Position (TP) Sensor System Performance
- DTC P0122: Throttle Position (TP) Sensor Circuit Low Input
- DTC P0123: Throttle Position (TP) Sensor Circuit High Input
- DTC P0125: Excessive Time To Enter Closed Loop
- DTC P0131: Heated O2 Sensor (Ho2S) No. 1 Circuit Voltage Low
- DTC P0132: Heated O2 Sensor (Ho2S) No. 1 Circuit Voltage High
- DTC P0133: Heated Oxygen Sensor (Ho2S) No. 1 Slow Response
- DTC P0134: Heated O2 Sensor (Ho2S) No. 1 CKT Activity Insufficient
- DTC P0135: Heated O2 Sensor (Ho2S) No. 1 Heater CKT Malfunction
- DTC P0136: Heated O2 Sensor (Ho2S) No. 2 CKT Malfunction
- DTC P0141: Heated O2 Sensor (Ho2S) No. 2 Heater CKT Malfunction
- DTC P0171: Fuel Trim System Lean
- DTC P0172: Fuel Trim System Rich
- DTC P0300: Random Misfire
- DTC P0301, P0302, P0303 Or P0304: Cylinders No. 1-4 Misfire
- DTC P0335: Crankshaft Position (CKP) Sensor CKT Malfunction
- DTC P0340: Camshaft Position (CMP) Sensor CKT Malfunction
- DTC P0400: Exhaust Gas RECIRCULATION (EGR) Flow Malfunction
- DTC P0420: Three-Way Catalyst (TWC) System Efficiency Low
- DTC P0440: Evaporative (EVAP) Control System Malfunction
- DTC P0443: Evaporative (EVAP) Control System Purge Flow Incorrect
- DTC P0450: Evaporative (EVAP) Control System Pressure Sensor Malfunction
- DTC P0455: Evaporative (EVAP) Control System Leak Detected
- DTC P0461: Fuel Level Sensor Circuit Performance
- DTC P0463: Fuel Level Sensor Circuit Voltage High
- DTC P0500: Vehicle Speed Sensor (VSS) Malfunction
- DTC P0505: Idle Air Control (IAC) System Malfunction
- DTC P0510: Closed Throttle Position (CTP) Switch Malfunction
- DTC P0601: Pcm Memory Error Or
- DTC P0603: Keep Alive Memory Error
- DTC P1408: Manifold Absolute Pressure (Map) Sensor CKT Malfunction
- DTC P1410: Fuel Tank Pressure Control System Malfunction
- DTC P1450: Barometric Pressure Sensor Circuit Malfunction Or
- DTC P1451: Barometric Pressure Sensor Performance Problem
- DTC P1500: Engine Starter Signal Circuit Malfunction
- DTC P1510: ECM Backup Power Supply Malfunction
- DTC P1530: Ignition Timing Adjustment Switch CKT Malfunction
- DTC P1715: Park Neutral Position (PNP) Switch CKT Malfunction