Engine Control 3.1L DTCS - Century
ENGINE CONTROL 3.1L DIAGNOSTIC TROUBLE CODE (DTCS) LIST
| DTC | Description |
|---|---|
| DTC P0030 | HO2S 1 HEATER CONTROL CIRCUIT |
| DTC P0101 | MAF SENSOR PERFORMANCE |
| DTC P0102 | MAF SENSOR CIRCUIT - LOW FREQUENCY |
| DTC P0103 | MAF SENSOR CIRCUIT - HIGH FREQUENCY |
| DTC P0107 | MANIFOLD ABSOLUTE PRESSURE SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0108 | MANIFOLD ABSOLUTE PRESSURE SENSOR CIRCUIT - HIGH VOLTAGE |
| DTC P0112 | INTAKE AIR TEMPERATURE SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0113 | INTAKE AIR TEMPERATURE SENSOR CIRCUIT - HIGH VOLTAGE |
| DTC P0116 | ECT SENSOR CIRCUIT PERFORMANCE |
| DTC P0117 | ENGINE COOLANT TEMPERATURE SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0118 | ENGINE COOLANT TEMPERATURE SENSOR CIRCUIT - HIGH VOLTAGE |
| DTC P0121 | TP SENSOR PERFORMANCE |
| DTC P0122 | THROTTLE POSITION SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0123 | THROTTLE POSITION SENSOR CIRCUIT - HIGH VOLTAGE |
| DTC P0125 | ENGINE COOLANT TEMPERATURE INSUFFICIENT FOR CLOSED LOOP FUEL CONTROL |
| DTC P0128 | ENGINE COOLANT TEMPERATURE BELOW THERMOSTAT REGULATING TEMPERATURE |
| DTC P0131 | HO2S 1 CIRCUIT - LOW VOLTAGE |
| DTC P0132 | HO2S 1 CIRCUIT - HIGH VOLTAGE |
| DTC P0133 | HO2S 1 - SLOW RESPONSE |
| DTC P0134 | HO2S 1 CIRCUIT - INSUFFICIENT ACTIVITY |
| DTC P0135 | HO2S 1 HEATER PERFORMANCE |
| DTC P0137 | HO2S 2 CIRCUIT - LOW VOLTAGE |
| DTC P0138 | HO2S 2 CIRCUIT - HIGH VOLTAGE |
| DTC P0140 | HO2S 2 CIRCUIT - INSUFFICIENT ACTIVITY |
| DTC P0141 | HO2S 2 HEATER PERFORMANCE |
| DTC P0171 | FUEL TRIM SYSTEM LEAN |
| DTC P0172 | FUEL TRIM SYSTEM RICH |
| DTC P0201 | P0206: INJECTOR CONTROL CIRCUIT |
| DTC P0230 | FUEL PUMP RELAY CONTROL CIRCUIT - VOLTAGE INCORRECT |
| DTC P0300 | ENGINE MISFIRE DETECTED |
| DTC P0325 | KNOCK SENSOR PERFORMANCE |
| DTC P0327 | KNOCK SENSOR CIRCUIT |
| DTC P0336 | CRANKSHAFT POSITION SENSOR PERFORMANCE |
| DTC P0341 | CMP SENSOR CIRCUIT PERFORMANCE |
| DTC P0401 | EGR FLOW INSUFFICIENT |
| DTC P0403 | EGR SOLENOID CONTROL CIRCUIT |
| DTC P0404 | EGR OPEN POSITION PERFORMANCE |
| DTC P0405 | EGR POSITION SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0420 | CATALYST SYSTEM - LOW EFFICIENCY |
| DTC P0440 | EVAPORATIVE EMISSION SYSTEM |
| DTC P0442 | EVAPORATIVE EMISSION CONTROL SYSTEM - SMALL LEAK DETECTED |
| DTC P0443 | EVAP PURGE SOLENOID CONTROL CIRCUIT |
| DTC P0446 | EVAP VENT SYSTEM PERFORMANCE |
| DTC P0449 | EVAP VENT SOLENOID CONTROL CIRCUIT |
| DTC P0452 | FUEL TANK PRESSURE SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0453 | FUEL TANK PRESSURE SENSOR CIRCUIT - HIGH VOLTAGE |
| DTC P0506 | IDLE SPEED LOW |
| DTC P0507 | IDLE SPEED HIGH |
| DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683 OR P2610 | ECU MALFUNCTION |
| DTC P0650 | MIL CONTROL CIRCUIT |
| DTC P1106 | MAP SENSOR CIRCUIT INTERMITTENT - HIGH VOLTAGE |
| DTC P1107 | MAP SENSOR CIRCUIT INTERMITTENT - LOW VOLTAGE |
| DTC P1111 | IAT SENSOR CIRCUIT INTERMITTENT - HIGH VOLTAGE |
| DTC P1112 | IAT SENSOR CIRCUIT INTERMITTENT - LOW VOLTAGE |
| DTC P1114 | ECT SENSOR CIRCUIT INTERMITTENT - LOW VOLTAGE |
| DTC P1115 | ECT SENSOR CIRCUIT INTERMITTENT - HIGH VOLTAGE |
| DTC P1121 | TP SENSOR CIRCUIT - INTERMITTENT HIGH VOLTAGE |
| DTC P1122 | TP SENSOR CIRCUIT INTERMITTENT - LOW VOLTAGE |
| DTC P1133 | HO2S 1 - INSUFFICIENT SWITCHING |
| DTC P1134 | HO2S 1 TRANSITION TIME RATIO |
| DTC P1336 | CRANKSHAFT POSITION SYSTEM VARIATION NOT LEARNED |
| DTC P1351 | IGNITION COIL CONTROL CIRCUIT - HIGH VOLTAGE |
| DTC P1352 | IGNITION BYPASS CIRCUIT - HIGH VOLTAGE |
| DTC P1361 | IGNITION CONTROL CIRCUIT - LOW VOLTAGE |
| DTC P1362 | IGNITION CONTROL CIRCUIT - LOW VOLTAGE |
| DTC P1374 | CKP HIGH TO LOW RESOLUTION FREQUENCY CORRELATION |
| DTC P1380 | MISFIRE DETECTED - ROUGH ROAD DATA NOT AVAILABLE |
| DTC P1381 | MISFIRE DETECTED NO EBTCM/PCM SERIAL DATA |
| DTC P1404 | EGR CLOSED POSITION PERFORMANCE |
| DTC P1441 | EVAPORATIVE EMISSION SYSTEM FLOW DURING NON-PURGE |
| DTC P1635 | 5-VOLT REFERENCE 1 CIRCUIT |
| DTC P1639 | 5-VOLT REFERENCE 2 CIRCUIT |
| DTC P1640 | PCM OUTPUT "A" CIRCUIT |
| DTC P1650 | PCM OUTPUT "B" CIRCUIT |
| DTC P1660 | PCM OUTPUT "C" CIRCUIT |
| DTC P1670 | PCM OUTPUT "D" CIRCUIT |