Engine Controls - Self-Diagnostics - 2.5L
- Diagnostic Trouble Code (DTC) Identification
- Diagnostic Tests
- Notes
- DTC P0100: Mass Airflow (MAF) Circuit Malfunction
- DTC P0101: Mass Airflow (MAF) Circuit/Range Performance
- 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 P0121: Throttle Position (TP) Circuit Range/Performance
- DTC P0125: Insufficient Coolant Temperature For Closed Loop Fuel Control
- DTC P0130: Bank 1 Sensor 1 Heated Oxygen Sensor (Ho2S) Circuit Malfunction
- DTC P0133: Bank 1 Sensor 1 Heated Oxygen Sensor (Ho2S) Slow Response
- DTC P0134: Bank 1 Sensor 1 Heated Oxygen Sensor (Ho2S) Circuit No Activity Detected
- DTC P0135: Bank 1 Sensor 1 Heated Oxygen Sensor (Ho2S) Heater Circuit Malfunction
- DTC P0136: Bank 1 Sensor 2 Heated Oxygen Sensor (Ho2S) Circuit Malfunction
- DTC P0140: Bank 1 Sensor 2 Heated Oxygen Sensor Circuit No Activity Detected
- DTC P0141: Bank 1 Sensor 2 Heated Oxygen Sensor (Ho2S) Heater Circuit Malfunction
- DTC P0150: Bank 2 Sensor 1 Heated Oxygen Sensor (Ho2S) Circuit Malfunction
- DTC P0153: Bank 2 Sensor 1 Heated Oxygen Sensor (Ho2S) Slow Response
- DTC P0154: Bank 2 Sensor 1 Heated Oxygen Sensor (Ho2S) Circuit No Activity Detected
- DTC P0155: Bank 2 Sensor 1 Heated Oxygen Sensor (Ho2S) Heater Circuit Malfunction
- DTC P0156: Bank 2 Sensor 2 Heated Oxygen Sensor (Ho2S) Circuit Malfunction
- DTC P0160: Bank 2 Sensor 2 Heated Oxygen Sensor Circuit No Activity Detected
- DTC P0161: Bank 2 Sensor 2 Heated Oxygen Sensor (Ho2S) Heater Circuit Malfunction
- DTC P0170, P0173: Fuel Trim Control Malfunction
- DTC P0201 - P0206: Cylinders No. 1-6 Fuel Injector Malfunction
- DTC P0230: Fuel Pump Circuit Malfunction
- DTC P0301 - P0306: Cylinders No. 1-6 Misfire Detected
- DTC P0325, P0330: Knock Sensor Circuit Malfunction
- DTC P0335: Crankshaft Position (CKP) Sensor "A" Circuit Malfunction
- DTC P0340: Camshaft Position (CMP) Sensor Malfunction
- DTC P0350 - P0356: Ignition Coil Primary/Secondary Circuit Malfunction
- DTC P0420, P0430: Catalyst System Efficiency Below Threshold
- DTC P0440: EVAP System Malfunction
- DTC P0442, P0445: EVAP System Leak Detected
- DTC P0443: EVAP System Purge Control Valve Circuit Malfunction
- DTC P0446: EVAP System Vent Control Malfunction
- DTC P0450: EVAP System Pressure Sensor Malfunction
- DTC P0451: EVAP System Pressure Sensor Range/Performance
- DTC P0500: Vehicle Speed Sensor (VSS) Malfunction
- DTC P0505: Idle Speed Control (ISC) Actuator Malfunction
- DTC P0506, P0507: Idle Speed Control (ISC) Rpm Lower Or Higher Than Expected
- DTC P0601: ECM Internal Control Module Memory Check Sum Error
- DTC P1134, P1154: Ho2S Circuit Transition Switch Time Malfunction/Slop
- DTC P1166, P1167: Ho2S Controller Adaptation Diagnosis Malfunction
- DTC P1168, P1169: Ho2S Heater Incorrect Power Supply
- DTC P1372: Segment Time Acquisition Incorrect
- DTC P1440: EVAP System Vent Circuit Malfunction
- DTC P1443: Fuel Filler Cap Missing
- DTC P1510, P1511: Idle Speed Control (ISC) Actuator Command Signal Incorrect
- DTC P1529: Customer Snapshot (Mil Request/Freeze Frame) Request Via Communication Area Network (Can)
- DTC P1602: Serial Communication Problem With Transmission Control Module (Time Out)
- DTC P1616: Main Relay Malfunction
- DTC P1623: Diagnostic Lamp Power Stage Malfunction
- DTC P1624, P1625: Cooling Fan Relay Circuit Malfunction