Engine Controls - Self-Diagnostics
- Diagnostic Trouble Code Definitions
- Circuit Tests
- Diagnostic Tests
- Notes
- DTC P0100: Volume Airflow (VAF) Circuit Malfunction
- DTC P0105: Barometric Pressure (BARO) Circuit Malfunction
- DTC P0110: Intake Air Temperature (IAT) Circuit Malfunction
- DTC P0115: Engine Coolant Temperature (ECT) Circuit Malfunction
- DTC P0120: Throttle Position (TP) Sensor Circuit Malfunction
- DTC P0125: Excessive Time To Enter Closed Loop Fuel Control
- DTC P0130: Front Heated Oxygen Sensor (Ho2S) Circuit Malfunction (2.4L; 3.0L Federal), Or Bank 1 Sensor 1 Ho2S Circuit Malfunction (3.0L CALIFORNIA)
- DTC P0135: Front Heated Oxygen Sensor (Ho2S) Heater Circuit Malfunction (2.4L; 3.0L Federal), Or Bank 1 Sensor 1 Heated Oxygen Sensor (Ho2S) Heater Circuit Malfunction (3.0L CALIFORNIA)
- DTC P0136: Rear Heated Oxygen Sensor (Ho2S) Circuit Malfunction (2.4L; 3.0L Federal), Or Bank 1 Sensor 2 Ho2S Circuit Malfunction (3.0L CALIFORNIA)
- DTC P0141: Rear Heated Oxygen Sensor (Ho2S) Heater Circuit Malfunction (2.4L; 3.0L Federal), Or Bank 1 Sensor 2 Ho2S Heater Circuit Malfunction (3.0L CALIFORNIA)
- DTC P0150: Bank 2 Sensor 1 Heated Oxygen Sensor (Ho2S) Circuit Malfunction (3.0L CALIFORNIA)
- DTC P0155: Bank 2 Sensor 1 Heated Oxygen Sensor (Ho2S) Heater Circuit Malfunction (3.0L CALIFORNIA)
- DTC P0156: Bank 2 Sensor 2 Heated Oxygen Sensor (Ho2S) Circuit Malfunction (3.0L CALIFORNIA)
- DTC P0161: Bank 2 Sensor 2 Heated Oxygen Sensor (Ho2S) Heater Circuit Malfunction (3.0L CALIFORNIA)
- DTC P0170 Or P0173: Fuel Trim Malfunction
- DTC P0201-P0206: Injectors No. 1-6 Circuit Malfunction
- DTC P0300: Random Misfire Detected
- DTC P0301-P0306: Cylinders No. 1-6 Misfire Detected
- DTC P0325: Knock Sensor (KS) Circuit Malfunction
- DTC P0335: Crankshaft Position (CKP) Sensor Circuit Malfunction
- DTC P0340: Camshaft Position (CMP) Sensor Circuit Malfunction
- DTC P0400: Exhaust Gas RECIRCULATION (EGR) Flow Malfunction
- DTC P0403: Exhaust Gas RECIRCULATION (EGR) Solenoid Malfunction
- DTC P0420: Catalytic Converter Efficiency Below Threshold (Federal)
- DTC P0421 Or P0431: Warm-Up Catalytic Converter Efficiency Below Threshold (CALIFORNIA)
- DTC P0442: Evaporative Emission (EVAP) Control System Small Leak Detected
- DTC P0443: Evaporative Emission (EVAP) Control System Purge Solenoid Circuit Malfunction
- DTC P0446: Evaporative Emission (EVAP) Control System Ventilation Control Malfunction
- DTC P0450: Evaporative Emission (EVAP) Control System Pressure Sensor Malfunction
- DTC P0455: Evaporative Emission (EVAP) Control System Large Leak Detected
- DTC P0500: Vehicle Speed Sensor (VSS) Malfunction
- DTC P0505: Idle Control System Malfunction
- DTC P0551: Power Steering Pressure Sensor Circuit Range/Performance
- DTC P0705: Transmission Range Sensor Circuit Malfunction (A/T)
- DTC P0710: Transaxle Fluid Temperature Sensor Circuit Malfunction
- DTC P0715: Input/Turbine Speed Sensor Circuit Malfunction
- DTC P0720: Output Speed Sensor Circuit Malfunction
- DTC P0725: Engine Speed Input Circuit Malfunction
- DTC P0740: Torque Converter Clutch System Malfunction
- DTC P0750: Shift Solenoid "A" Malfunction
- DTC P0755: Shift Solenoid "B" Malfunction
- DTC P0760: Shift Solenoid "C" Malfunction
- DTC P0765: Shift Solenoid "D" Malfunction
- DTC P1400: Manifold Differential Pressure (MDP) Sensor Circuit Malfunction
- DTC P1500: Generator Fr Terminal Circuit Malfunction
- DTC P1600: Serial Communication Link Malfunction (A/T)
- DTC P1751: A/T Control Relay Malfunction
- DTC P1795: Throttle Position Input Circuit Malfunction