Engine Performance - 4.2L DTCS
ENGINE PERFORMANCE - 4.2L DIAGNOSTIC TROUBLE CODE (DTC) LIST
| Diagnostic Procedure | Description |
|---|---|
| DTC P0013 | Exhaust Camshaft Position (CMP) Actuator Solenoid Control Circuit |
| DTC P0014 | Exhaust Camshaft Position (CMP) System Performance |
| DTC P0016 | Crankshaft Position (CKP)-Camshaft Position (CMP) Correlation |
| DTC P0068 | Throttle Body Airflow Performance |
| DTC P0106 | Manifold Absolute Pressure (MAP) Sensor Performance |
| DTC P0107 | Manifold Absolute Pressure (MAP) Sensor Circuit Low Voltage |
| DTC P0108 | Manifold Absolute Pressure (MAP) Sensor Circuit High Voltage |
| DTC P0112 | Intake Air Temperature (IAT) Sensor Circuit Low Voltage |
| DTC P0113 | Intake Air Temperature (IAT) Sensor Circuit High Voltage |
| DTC P0117 | Engine Coolant Temperature (ECT) Sensor Circuit Low Voltage |
| DTC P0118 | Engine Coolant Temperature (ECT) Sensor Circuit High Voltage |
| DTC P0120 | Throttle Position (TP) Sensor 1 Circuit |
| DTC P0122 | Throttle Position (TP) Sensor Circuit Low Voltage |
| DTC P0123 | Throttle Position (TP) Sensor Circuit High Voltage |
| DTC P0125 | Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control |
| DTC P0128 | Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature |
| DTC P0130 | HO2S Circuit Closed Loop (CL) Performance Sensor 1 |
| DTC P0131 | HO2S Circuit Low Voltage Sensor 1 (4.2L) |
| DTC P0132 | HO2S Circuit High Voltage Sensor 1 (4.2L) |
| DTC P0133 | HO2S Slow Response Sensor 1 (4.2L) |
| DTC P0134 | HO2S Circuit Insufficient Activity Sensor 1 (4.2L) |
| DTC P0135 or P0141 | HO2S Heater Performance |
| DTC P0136 | HO2S Circuit Sensor 2 (4.2L) |
| DTC P0137 | HO2S Circuit Low Voltage Sensor 2 (4.2L) |
| DTC P0138 | HO2S Circuit High Voltage Sensor 2 (4.2L) |
| DTC P0140 | HO2S Circuit Insufficient Activity Sensor 2 (4.2L) |
| DTC P0171 | Fuel Trim System Lean (4.2L) |
| DTC P0172 | Fuel Trim System Rich (4.2L) |
| DTC P0201, P0202, P0203, P0204, P0205, P0206 | Injector Control Circuit |
| DTC P0220 | Throttle Position (TP) Sensor 2 Circuit |
| DTC P0222 | Throttle Position (TP) Sensor 2 Circuit Low Voltage |
| DTC P0223 | Throttle Position (TP) Sensor 2 Circuit High Voltage |
| DTC P0300 | Engine Misfire Detected |
| DTC P0301, P0302, P0303, P0304, P0305, P0306 | Misfire Detected |
| DTC P0315 | Crankshaft Position (CKP) System Variation Not Learned |
| DTC P0326 | Knock Sensor (KS) Performance |
| DTC P0327 or P0332 | Knock Sensor Circuit |
| DTC P0335 | Crankshaft Position (CKP) Sensor Circuit |
| DTC P0336 | Crankshaft Position (CKP) Sensor Performance |
| DTC P0340 | Camshaft Position (CMP) Sensor Circuit |
| DTC P0341 | Camshaft Position (CMP) Sensor Performance |
| DTC P0410 | Secondary Air Injection (AIR) System |
| DTC P0420 | Catalyst System Low Efficiency |
| DTC P0442 | Evaporative Emission (EVAP) System Small Leak Detected |
| DTC P0446 | Evaporative Emission (EVAP) Vent System Performance |
| DTC P0452 | Fuel Tank Pressure Sensor Circuit Low Voltage |
| DTC P0453 | Fuel Tank Pressure Sensor Circuit High Voltage |
| DTC P0455 | Evaporative Emission (EVAP) System Large Leak Detected |
| DTC P0496 | Evaporative Emission (EVAP) System Flow During Non-Purge |
| DTC P0506 | Idle Speed Low |
| DTC P0507 | Idle Speed High |
| DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1681, or P2610 | ECU Malfunction |
| DTC P0641 | 5 Volt Reference 1 Circuit |
| DTC P0651 | 5 Volt Reference 2 Circuit |
| DTC P1133 | HO2S Insufficient Switching Sensor 1 |
| DTC P1137 | HO2S Circuit Low Voltage During Power Enrichment Sensor 2 |
| DTC P1138 | HO2S Circuit High Voltage During Decel Fuel Cut-Off (DFCO) Sensor 2 |
| DTC P1171 | Fuel System Lean During Acceleration |
| DTC P1380 | Misfire Detected - Rough Road Data Not Available |
| DTC P1381 | Misfire Detected - No Communication with Brake Control Module |
| DTC P1516 | Throttle Actuator Control (TAC) Module Throttle Actuator Position Performance |
| DTC P1680 | ECM Malfunction |
| DTC P1682 | Ignition 1 Switch Circuit 2 |
| DTC P2101 | Control Module Throttle Actuator Position Performance |
| DTC P2119 | Throttle Closed Position Performance |
| DTC P2120 | Accelerator Pedal Position (APP) Sensor 1 Circuit |
| DTC P2122 | Accelerator Pedal Position (APP) Sensor 1 Circuit Low Voltage |
| DTC P2123 | Accelerator Pedal Position (APP) Sensor 1 Circuit High Voltage |
| DTC P2125 | Accelerator Pedal Position (APP) Sensor 2 Circuit |
| DTC P2127 | Accelerator Pedal Position (APP) Sensor 2 Circuit Low Voltage |
| DTC P2128 | Accelerator Pedal Position (APP) Sensor 2 Circuit High Voltage |
| DTC P2135 | Throttle Position (TP) Sensor 1-2 Correlation |
| DTC P2138 | Accelerator Pedal Position (APP) Sensor 1-2 Correlation |
| DTC P2176 | Minimum Throttle Position Not Learned |