Engine Performance DTCS
ENGINE PERFORMANCE DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| P0100 | Mass Airflow (MAF) Sensor Circuit |
| P0101 | Mass Airflow (MAF) Sensor Circuit Range/Performance Problem |
| P0110 | Intake Air Temperature (IAT) Sensor Circuit |
| P0115 | Engine Coolant Temperature (ECT) Sensor Circuit |
| P0116 | Engine Coolant Temperature (ECT) Sensor Circuit Range/Performance Problem |
| P0120 | Throttle Position (TP) Sensor Circuit Malfunction |
| P0121 | Throttle Position (TP) Sensor Circuit Range/Performance Fault |
| P0125 | Insufficient Coolant Temperature For Closed Loop Fuel Control (Except Calif. Emissions) |
| P0125 | Insufficient Coolant Temperature For Closed Loop Fuel Control (Calif. Emissions) |
| P0130 | Heated Oxygen Sensor Fault (Except Calif. Emissions) |
| P0133 | Heated Oxygen Sensor Circuit Slow Response (Except Calif. Emissions) |
| P0135 | Heated Oxygen Sensor Heater Circuit (Except Calif. Emissions) |
| P0136 | Heated Oxygen Sensor Circuit |
| P0141 | Heated Oxygen Sensor Heater Circuit |
| P0150 | Heated Oxygen Sensor Fault (Except Calif. Emissions) |
| P0153 | Heated Oxygen Sensor Circuit Slow Response (Except Calif. Emissions) |
| P0155 | Heated Oxygen Sensor Heater Circuit (Except Calif. Emissions) |
| P0171 | System Too Lean (Calif. Emissions) |
| P0171 | System Too Lean (Except Calif. Emissions) |
| P0172 | System Too Rich (Calif. Emissions) |
| P0172 | System Too Rich (Except Calif. Emissions) |
| P0300 | Random Misfire Detected |
| P0301 | Cylinder No. 1 Misfire Detected |
| P0302 | Cylinder No. 2 Misfire Detected |
| P0303 | Cylinder No. 3 Misfire Detected |
| P0304 | Cylinder No. 4 Misfire Detected |
| P0305 | Cylinder No. 5 Misfire Detected |
| P0306 | Cylinder No. 6 Misfire Detected |
| P0325 | Knock Sensor No. 1 Circuit |
| P0330 | Knock Sensor No. 2 Circuit |
| P0335 | Crankshaft Position (CKP) Sensor Circuit |
| P0340 | Camshaft Position (CMP) Sensor Circuit |
| P0401 | Insufficient Exhaust Gas Recirculation (EGR) Flow Detected |
| P0402 | Excessive Exhaust Gas Recirculation (EGR) Flow Detected |
| P0420 | Catalyst System Efficiency Below Threshold (Calif. Emissions) |
| P0420 | Catalyst System Efficiency Below Threshold (Except Calif. Emissions) |
| P0440 | Evaporative Emission Control System System Malfunction |
| P0441 | Incorrect EVAP Purge Flow |
| P0446 | EVAP Vent Control Fault |
| P0450 | EVAP Pressure Sensor Fault |
| P0451 | EVAP Pressure Sensor Range/Performance |
| P0500 | Vehicle Speed Sensor Fault |
| P0505 | Idle Air Control (IAC) System Malfunction |
| P1130 | Air/Fuel Sensor Circuit Range/Performance Fault (Calif. Emissions) |
| P1133 | Air/Fuel Sensor Circuit Response Malfunction (Calif. Emissions) |
| P1135 | Air/Fuel Sensor Heater Circuit Malfunction (Calif. Emissions) |
| P1150 | Air/Fuel Sensor Circuit Range/Performance Fault (Calif. Emissions) |
| P1153 | Air/Fuel Sensor Circuit Response Malfunction (Calif. Emissions) |
| P1155 | Air/Fuel Sensor Heater Circuit Malfunction (Calif. Emissions) |
| P1300 | Ignitor Circuit Malfunction |
| P1335 | Crankshaft Position (CKP) Sensor Circuit |
| P1410 | EGR Valve Position Sensor Circuit Malfunction |
| P1411 | EGR Valve Position Sensor Circuit Range/Performance |
| P1520 | Stoplight Switch Signal Malfunction (A/T Only) |
| P1600 | ECM BATT Malfunction |
| P1780 | Park/Neutral Position (PNP) Switch |