4 Cylinder
ENGINE PERFORMANCE (4CYLINDER) DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| P0100 | Mass Airflow (MAF) Sensor Circuit |
| P0101 | Mass Airflow (MAF) 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/Switch Circuit Malfunction |
| P0121 | Throttle Position (TP) Sensor/Switch Circuit Range/Performance Problem |
| P0125 | Insufficient Coolant Temperature For Closed Loop Fuel Control |
| P0130 | Heated Oxygen Sensor Circuit (Sensor No. 1) |
| P0133 | Heated Oxygen Sensor Circuit (Sensor No. 1) Slow Response |
| P0135 | Heated Oxygen Sensor Circuit Fault |
| P0136 | Heated Oxygen Sensor Circuit (Sensor No. 2) |
| P0141 | Heated Oxygen Sensor Circuit Fault |
| P0171 | System Too Lean (Fuel Trim) |
| P0172 | System Too Rich (Fuel Trim) |
| 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 |
| P0325 | Knock Sensor 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 |
| P0440 | Evaporative Emission Control System Malfunction |
| P0441 | Evaporative Emission Control System, Incorrect Purge Flow |
| P0446 | EVAP Vent Control Malfunction |
| P0450 | EVAP Pressure Sensor Fault |
| P0451 | EVAP Pressure Sensor Range/Performance |
| P0500 | Vehicle Speed Sensor Fault |
| P0505 | Idle Air Control (IAC) System Malfunction |
| P1300 | Ignitor Circuit No. 1 Fault |
| P1310 | Ignitor Circuit No. 2 Fault |
| P1335 | Crankshaft Position (CKP) Sensor Circuit |
| P1520 | Stoplight Switch Signal Malfunction (A/T Only) |
| P1600 | ECM BATT Malfunction |
| P1780 | Park/Neutral Position (PNP) Switch (A/T Only) |