Engine Performance - 8.1L DTCS
ENGINE PERFORMANCE - 8.1L DIAGNOSTIC TROUBLE CODE (DTC) LIST
| Diagnostic Procedure | Description |
|---|---|
| DTC P0068 | Throttle Body Airflow Performance |
| DTC P0101 | Mass Air Flow (MAF) Sensor Performance |
| DTC P0102 | Mass Air Flow (MAF) Sensor Circuit Low Frequency |
| DTC P0103 | Mass Air Flow (MAF) Sensor Circuit High Frequency |
| DTC P0106 | Manifold Absolute Pressure (MAP) System 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 P0116 | Engine Coolant Temperature (ECT) Sensor Performance |
| 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 P0125 | Engine Coolant Temperature (ECT) Insufficient for Closed Loop Fuel Control |
| DTC P0128 | Engine Coolant Temperature (ECT) Below Thermostat Regulating Temperature |
| DTC P0131 or P0151 | HO2S Circuit Low Voltage |
| DTC P0132 or P0152 | HO2S Circuit High Voltage |
| DTC P0133 or P0153 | HO2S Slow Response |
| DTC P0134 or P0154 | HO2S Circuit Insufficient Activity |
| DTC P0135, P0141, P0155, or P0161 | HO2S Heater Performance |
| DTC P0136 or P0156 | HO2S Circuit |
| DTC P0137 or P0157 | HO2S Circuit Low Voltage |
| DTC P0138 or P0158 | HO2S Circuit High Voltage |
| DTC P0140 or P0160 | HO2S Circuit Insufficient Activity |
| DTC P0171 or P0174 | Fuel Trim System Lean |
| DTC P0172 or P0175 | Fuel Trim System Rich |
| DTC P0200 | Injector Control Circuit |
| DTC P0220 | Throttle Position (TP) Sensor 2 Circuit |
| DTC P0230 | Fuel Pump Relay Control Circuit |
| DTC P0300 | Engine Misfire Detected |
| DTC P0315 | Crankshaft Position (CKP) System Variation Not Learned |
| DTC P0325 | Knock Sensor Module Performance |
| DTC P0327 or P0332 | Knock Sensor Circuit |
| DTC P0335 | Crankshaft Position (CKP) Sensor Circuit |
| DTC P0336 | Crankshaft Position (CKP) Sensor Performance |
| DTC P0341 | Camshaft Position (CMP) Sensor Performance |
| DTC P0342 | Camshaft Position (CMP) Sensor Circuit Low Voltage |
| DTC P0343 | Camshaft Position (CMP) Sensor Circuit High Voltage |
| DTC P0351, P0352, P0353, P0354, P0355, P0356, P0357, P0358 | Ignition Coil Control Circuit |
| DTC P0420 or P0430 | Catalyst System Low Efficiency |
| DTC P0442 | Evaporative Emission (EVAP) System Small Leak Detected |
| DTC P0443 | Evaporative Emission (EVAP) Purge Solenoid Control Circuit |
| DTC P0446 | Evaporative Emission (EVAP) Vent System Performance |
| DTC P0449 | Evaporative Emission (EVAP) Vent Solenoid Control Circuit |
| 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 or P0507 | Incorrect Idle Speed |
| DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683, or P2610 | ECU Malfunction |
| DTC P0641 | 5 Volt Reference 1 Circuit |
| DTC P0650 | Malfunction Indicator Lamp (MIL) Control Circuit |
| DTC P0651 | 5 Volt Reference 2 Circuit |
| DTC P1106 | Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent High Voltage |
| DTC P1107 | Manifold Absolute Pressure (MAP) Sensor Circuit Intermittent Low Voltage |
| DTC P1111 | Intake Air Temperature (IAT) Sensor Circuit Intermittent High Voltage |
| DTC P1112 | Intake Air Temperature (IAT) Sensor Circuit Intermittent Low Voltage |
| DTC P1114 | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent Low Voltage |
| DTC P1115 | Engine Coolant Temperature (ECT) Sensor Circuit Intermittent High Voltage |
| DTC P1125 | Accelerator Pedal Position (APP) System |
| DTC P1133 or P1153 | HO2S Insufficient Switching |
| DTC P1134 or P1154 | HO2S Transition Time Ratio |
| 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 P2101 | Control Module Throttle Actuator Position Performance |
| DTC P2108 | Throttle Actuator Control (TAC) Module Performance |
| DTC P2120 | Accelerator Pedal Position (APP) Sensor 1 Circuit |
| DTC P2121 | Accelerator Pedal Position (APP) Sensor 1 Performance |
| DTC P2125 | Accelerator Pedal Position (APP) Sensor 2 Circuit |
| DTC P2135 | Throttle Position (TP) Sensor 1-2 Correlation |
| DTC P2636 | Fuel Pump 2 Flow Insufficient |
| DTC U0107 | Lost Communications With Throttle Actuator Control (TAC) Module |