Diagnostic Trouble Codes Index
DIAGNOSTIC TROUBLE CODES INDEX (THEORY & OPERATION)
| DTC | Description |
|---|---|
| P0420, P0430 | Catalyst Monitoring |
| P0300, P0301, P0302, P0303, P0304, P0305, P0306 | Misfire Monitoring |
| P0442, P0456, P1434, P1447, P1448, P1449 | EVAP system leak measurement |
| P1434, P1447, P1448, P1449 | Monitoring function - Pump current diagnosis |
| P0440 | EVAP - Functional check canister purge solenoid (CPS) |
| P0171, P0174, P0172, P0175 | Lambda adaptation |
| P2096, P2098, P2097, P2099 | Trim Control Plausibility Monitoring |
| P119D, P119E | Diagnosis of Injector Aging |
| P3283, P3284, P3003, P3090 | High Pressure Fuel Control System |
| P0131, P0151, P0132, P0152 | Upstream Oxygen Sensor - Short Circuit Monitoring |
| P112C, P112D, P2626, P2629, P2243, P2247 | 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, P2197, P2196, 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, P0135, P0155, P165F, P166F | Upstream Oxygen Sensor - Heater Monitoring |
| P0030, P0050, P0031, P0051, P0032, P0052 | Upstream Oxygen Sensor - Heater Circuit Monitoring |
| P0137, P157, P0138, P158, P0140, P0160 | Downstream Oxygen Sensor - Circuit Monitoring |
| P0139, P0159 | Downstream Oxygen Sensor - Signal Dynamic Check during Fuel Cut-off (DFCO) |
| P1130, P1131 | Downstream Oxygen Sensor - Dynamic / Transition Time in Sensor Midpoint Range Monitoring |
| P114A, P114C, P114B, P114D | Downstream Oxygen Sensor - Signal Activity Check |
| P2270, P2272, P2271, P2273, P0041 | Downstream Oxygen Sensor - Signal Check (Stuck lean/rich, Swap) |
| P0141, P0161 | Downstream Oxygen Sensor - Heater Plausibility Monitoring |
| P0036, P0056, P0037, P0057, P0038, P0058 | Downstream Oxygen Sensor - Heater Circuit Monitoring |
| P0128 | Engine Cooling System Monitoring |
| P0117, P0118 | Electrical Engine Coolant Temperature Diagnosis - Electrical check |
| P3198 | Coolant Temperature Gradient Diagnosis |
| P3199 | Coolant Temperature Stuck Diagnosis |
| P316A | Coolant Temperature Stuck in Range Diagnosis |
| P1515 | Engine off Timer Monitoring |
| P0012, P0015 | Variable Camshaft Timing (Vanos) (detection of mechanical IVVT error) |
| P0340, P0365, P1300, P130A, P0344, P1554, P1553, P0016, P0017 | Camshaft Position Sensor (CMP) |
| P0340, P0365 | Diagnosis of signal plausibility |
| P1300, P130A | Diagnosis of period length |
| P0344 | Diagnosis of synchronization state |
| P1554, P1553 | Diagnosis of mechanical reference position |
| P0016, P0017 | Diagnosis of mechanical chain jump |
| P0341, P0369 | Camshaft Crankshaft synchronization |
| P0335, P0370, P0373 | Crankshaft Position Sensor (CRK) |
| P2068, P2067, P0463, P0462 | FLS electrical circuit continuity check |
| P0461 | FLS signal rationality check (plausibility error) |
| P0072, P0073 | CAN based Ambient Temperature - Signal Diagnosis |
| P0071 | Ambient Temperature - Signal Plausibility Check |
| P0112, P0113 | Electrical Intake Air Temperature Diagnosis |
| P115E | Intake Air Gradient Check |
| P0111, P111E, P111F | Intake Air Plausibility Check |
| P1636 | Electronic Throttle Control (ETC) Power Stage Diagnosis (H-bridge) |
| P1694, P169A | ETC spring check (start routine) |
| P1632, P1633, P1634, P1635, P1644 | ETC adaptation diagnosis |
| P1637, P1638, P1639 | Electronic Throttle Control (ETC) Motor Control Performance |
| P1417 | Electronic Throttle Control (ETC) air supply rationality check |
| P0506, P0507, P1561, P1562 | Idle Speed Control Rationality Diagnosis |
| P112E, P112F | Manifold Pressure Throttle Position Sensor - Rationality check |
| P129B | Manifold Pressure Sensor - Rationality check |
| P0503 | Vehicle speed sensor - signal plausibility check |
| P0500 | Vehicle speed sensor - signal check |
| P0326, P0327, P0328, P1327, P1328, P135B | Knock Sensor |
| P140E, P142E, P142F | Injection Deactivation |