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 Fault |
| P0110 | Intake Air Temperature (IAT) Sensor Circuit |
| P0115 | Engine Coolant Temperature (ECT) Sensor Circuit |
| P0116 | Engine Coolant Temperature (ECT) Circuit Range/Performance Fault |
| P0120 | Throttle (TP)/Pedal Position Sensor Switch "A" Circuit Malfunction |
| P0121 | Throttle (TP)/Pedal Position Sensor Switch "A" Circuit Range/Performance Fault |
| P0125 | Insufficient Coolant Temperature For Closed Loop Fuel Control |
| P0128 | Thermostat Malfunction |
| P0130 | Heated Oxygen Sensor Circuit Fault (Bank 1 Sensor 1) |
| P0133 | Heated Oxygen Sensor Circuit Slow Response (Bank 1 Sensor 1) |
| P0135 | Heated Oxygen Sensor Heater Circuit Fault (Bank 1 Sensor 1) |
| P0136 | Heated Oxygen Sensor Circuit Fault (Bank 1 Sensor 2) |
| P0141 | Heated Oxygen Sensor Heater Circuit Fault (Bank 1 Sensor 2) |
| P0150 | Heated Oxygen Sensor Circuit Fault (Bank 2 Sensor 1) |
| P0153 | Heated Oxygen Sensor Circuit Slow Response (Bank 2 Sensor 1) |
| P0155 | Heated Oxygen Sensor Heater Circuit Fault (Bank 2 Sensor 1) |
| P0156 | Heated Oxygen Sensor Circuit Fault (Bank 2 Sensor 2) |
| P0161 | Heated Oxygen Sensor Heater Circuit Fault (Bank 2 Sensor 2) |
| P0171 | System Too Lean (Fuel Trim) |
| P0172 | System Too Rich (Fuel Trim) |
| P0174 | System Too Lean |
| P0175 | System Too Rich |
| P0300 | Random Cylinder Misfire Detected |
| P0301, P0302, P0303, P0304, P0305, P0306, P0307 OR P0308 | Cylinders No. 1-8 Misfire Detected |
| P0325 OR P0330 | Knock Sensor Circuit Fault |
| P0335 | Crankshaft Position (CKP) Sensor "A" Circuit Fault |
| P0340 | Variable Valve Timing (VVT) Sensor Circuit |
| P0420 | Catalyst System Efficiency Below Threshold (Bank 1) |
| P0430 | Catalyst System Efficiency Below Threshold (Bank 2) |
| P0440 | EVAP System Malfunction |
| P0441 | Incorrect EVAP Purge Flow |
| P0446 | EVAP Vent Control Fault |
| P0450 | EVAP Pressure Sensor Malfunction |
| P0451 | EVAP Pressure Sensor Range/Performance Fault |
| P0500 | Vehicle Speed Sensor (VSS) Malfunction |
| P0505 | Idle Control System Malfunction |
| P1120 | Accelerator Pedal Position Sensor Circuit Fault |
| P1121 | Accelerator Pedal Position Sensor Range/Performance Fault |
| P1125 | Throttle Control Motor Circuit Fault |
| P1126 | Magnetic Clutch Circuit Fault |
| P1127 | ETCS Actuator Power Source Circuit Fault |
| P1128 | Throttle Control Motor Lock Fault |
| P1129 | ETCS Fault |
| P1200 | Fuel Pump Relay/ECU Circuit Fault |
| P1300, P1305, P1310, P1315, P1320, P1325, P1330 Or P1340 | Ignitor Circuit Malfunction Nos. 1-8 |
| P1335 | Crankshaft Position (CKP) Sensor Circuit |
| P1520 | Stoplight Switch Signal Malfunction |
| P1600 | ECM Batt Malfunction |
| P1633 | ECM Fault (ETCS Circuit) |
| P1780 | Park/Neutral Position Switch Malfunction |