Diagnostic Trouble Code Index
DIAGNOSTIC TROUBLE CODE INDEX - THEORY & OPERATION
| DTC | Definition |
|---|---|
| P0420/0430 | Catalyst Monitoring |
| P0300, P0301, P0302, P0303, P0304, P0305, P0306 | Misfire Monitoring |
| P0442/P0456, P1434, P1447, P1448, P1449 | Evaporative system leak measurement |
| P0440, P0441 | EVAP (Functional check canister purge solenoid) |
| P0461, P0462, P0463, P2067, P2068 | Fuel Level Sensor |
| P0072, P0073 | CAN based Ambient Temperature - signal diagnosis |
| P0071 | Ambient Temperature Signal Plausibility Check |
| P0171, P0172,P0174, P0175 | Fuel System Monitoring Lambda Adaptation |
| P2096/P2098, P2097/P2099 | Fuel System Monitoring Trim Control Plausibility Monitoring |
| P0131/P0151, P0132/P0152 | Upstream Oxygen Sensor - Short Circuit Monitoring |
| P112C/P112D, P2243/P2247, P2626/P2629 | Upstream Oxygen Sensor - Open Circuit Monitoring |
| P3022/P3023, P3024/P3025 | Upstream Oxygen Sensor - Signal Controller Monitoring |
| P2414/P2415 | Upstream Oxygen Sensor - Signal Activity Check |
| P0040 | Upstream Oxygen Sensor - Swapped Sensors Check |
| P2195, P2196, P2197, P2198 | Upstream Oxygen Sensor - Active Signal Check (Shift to lean / rich) |
| P0133/P0153 | Upstream Oxygen Sensor - Signal Dynamic Monitoring (Slow Response) |
| P2297/P2298 | Upstream Oxygen Sensor - Signal Monitoring During Fuel Cut-off |
| P3026/P3027 | Upstream Oxygen Sensor - Heater Monitoring |
| P0030, P0031, P0032, P0050, P0051, P0052 | Upstream Oxygen Sensor - Heater Circuit Monitoring |
| P0137, P0138, P0140, P0157, P0158, P0160 | Downstream Oxygen Sensor - Circuit Monitoring |
| P0139/P0159 | Downstream Oxygen Sensor - Signal Dynamic / Plausibility Check During Fuel Cutoff |
| P1130/P1131 | Downstream Oxygen Sensor - Dynamic / Transition Time in Sensor Midpoint Range Monitoring |
| P114A, P114B, P114C, P114D, P2279, P2271, P2271, P2273 | Downstream Oxygen Sensor - Active Signal Check (Stuck lean / rich) |
| P0141, P0161, P0036, P0037, P0038, P0056, P0057, P0058 | Downstream Oxygen Sensor - Heater Circuit Monitoring |
| P0017, P0018 | Electrical Coolant Temperature Diagnosis |
| P3198 | Coolant Temperature Gradient Diagnosis |
| P3199 | Coolant Temperature Stuck Diagnosis |
| P316A | Coolant Temperature Sensor stuck in a range Diagnosis with Engine off timer |
| P1515, P1551 | Engine off timer Monitoring |
| P0128, P0597, P0598, P0599 | Thermostat |
| P0112, P0113 | Electrical Intake Air Temperature Diagnosis |
| P0111, P111E, P111F | Intake Air Plausibility Check |
| P0012/P0015 | Variable Camshaft Timing (Vanos) (detection of mechanical IVVT error) |
| P0340/P0365/P1300/P130A/P0344/P0369/P1554/P1553/P0016/P0017 | Camshaft position sensor (CMP) |
| P0341 | Camshaft Crankshaft synchronization |
| P0335/P0370/P0373 | Crankshaft position sensor (CRK) |
| P1047, P1048, P1049, P1076, P1075, P103A, P1078, P107A, P107B, P107C, P105B, P105A, P1055, P1056, P1019, P1020, P1057, P1017, P1030, P1064, P101A, P1023, P1024, P1041 | Variable Valve Lift - Electrical Diagnosis |
| P169A, P1694 | ETC spring check (start routine) |
| P1632, P1633, P1634, P1635 | ETC adaptation diagnosis |
| P1637, P1639 | Electronic Throttle Control (ETC) Motor Control Performance |
| P0506, P0507 | ISC (Idle Speed Control) Actuator |
| P1415, P1424 | Air Mass Flow Meter - Rationality check |
| P1124, P1104, P1105 | Manifold Differential Pressure Sensor - Rationality check |