Engine Performance - 3.8L DTCS
ENGINE PERFORMANCE - 3.8L DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC P0101 | MAF SYSTEM PERFORMANCE |
| DTC P0102 | MAF SENSOR CIRCUIT - LOW FREQUENCY |
| DTC P0103 | MAF SENSOR CIRCUIT - HIGH FREQUENCY |
| DTC P0107 | MAP SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0108 | MAP SENSOR CIRCUIT - HIGH VOLTAGE |
| DTC P0112 | IAT SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0113 | IAT SENSOR CIRCUIT - HIGH VOLTAGE |
| DTC P0116 | ECT SENSOR CIRCUIT PERFORMANCE |
| DTC P0117 | ECT SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0118 | ECT SENSOR CIRCUIT - HIGH VOLTAGE |
| DTC P0121 | TP SENSOR PERFORMANCE |
| DTC P0122 | TP SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0123 | TP SENSOR CIRCUIT - HIGH VOLTAGE |
| DTC P0125 | ECT EXCESSIVE TIME TO ENTER CLOSED LOOP FUEL CONTROL |
| DTC P0128 | ECT LESS THAN THERMOSTAT REGULATING TEMPERATURE |
| DTC P0130 | HO2S LOW ACTIVITY - SENSOR 1 |
| DTC P0131 | HO2S CIRCUIT LOW VOLTAGE - SENSOR 1 |
| DTC P0132 | HO2S CIRCUIT HIGH VOLTAGE - SENSOR 1 |
| DTC P0133 | HO2S SLOW RESPONSE - SENSOR 1 |
| DTC P0134 | HO2S CIRCUIT INSUFFICIENT ACTIVITY - SENSOR 1 |
| DTC P0135 | HO2S HEATER PERFORMANCE - SENSOR 1 |
| DTC P0137 | HO2S CIRCUIT LOW VOLTAGE - SENSOR 2 |
| DTC P0138 | HO2S CIRCUIT HIGH VOLTAGE - SENSOR 2 |
| DTC P0140 | HO2S CIRCUIT INSUFFICIENT ACTIVITY - SENSOR 2 |
| DTC P0141 | HO2S 2 HEATER PERFORMANCE - SENSOR 2 |
| DTC P0171 | FUEL TRIM SYSTEM LEAN |
| DTC P0172 | FUEL TRIM SYSTEM RICH |
| DTC P0201, P0202, P0203, P0204, P0205, P0206 | INJECTOR CONTROL CIRCUIT |
| DTC P0230 | FUEL PUMP CONTROL CIRCUIT |
| DTC P0243 | SUPERCHARGER BOOST SOLENOID CONTROL CIRCUIT (VIN 1) |
| DTC P0300 | ENGINE MISFIRE DETECTED |
| DTC P0325 | KNOCK SENSOR MODULE CIRCUIT |
| DTC P0327 & P0332 | KNOCK SENSOR CIRCUIT BANK 1 & 2 |
| DTC P0336 | CRANKSHAFT POSITION SENSOR CIRCUIT |
| DTC P0341 | CAMSHAFT POSITION SENSOR PERFORMANCE |
| DTC P0401 | EGR SYSTEM INSUFFICIENT FLOW |
| DTC P0403 | EGR SOLENOID CONTROL CIRCUIT |
| DTC P0404 | EGR OPEN POSITION PERFORMANCE |
| DTC P0405 | EGR POSITION SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0410 | SECONDARY AIR INJECTION SYSTEM |
| DTC P0412 | SECONDARY AIR INJECTION SOLENOID CONTROL CIRCUIT |
| DTC P0418 | SECONDARY AIR INJECTION RELAY CONTROL CIRCUIT |
| DTC P0420 | CATALYST SYSTEM LOW EFFICIENCY |
| DTC P0440 | EVAP SYSTEM |
| DTC P0442 | EVAP CONTROL SYSTEM SMALL LEAK DETECTED |
| DTC P0443 | EVAP PURGE SOLENOID CONTROL CIRCUIT |
| DTC P0446 | EVAP VENT SYSTEM PERFORMANCE |
| DTC P0449 | EVAP VENT SOLENOID VALVE CONTROL CIRCUIT |
| DTC P0452 | FUEL TANK PRESSURE SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0453 | FUEL TANK PRESSURE SENSOR CIRCUIT - HIGH VOLTAGE |
| DTC P0502 | VEHICLE SPEED SENSOR CIRCUIT - LOW OUTPUT |
| DTC P0503 | VEHICLE SPEED SENSOR CIRCUIT - ERRATIC OUTPUT |
| DTC P0506 | IAC SYSTEM RPM LOW |
| DTC P0507 | IAC SYSTEM RPM HIGH |
| DTC P0560 | SYSTEM VOLTAGE |
| DTC P0601, P0602, P0603, P0604, P0605, P0606, P0607, P1600, P1621, P1627, P1680, P1681, P1683 & P2610 | PCM INTERNAL MICROPROCESSOR INTEGRITY |
| DTC P0620 | GENERATOR PERFORMANCE |
| DTC P0650 | MALFUNCTION INDICATOR LIGHT CONTROL CIRCUIT |
| DTC P0719 | TCC BRAKE SWITCH CIRCUIT - LOW INPUT |
| DTC P0724 | TCC BRAKE SWITCH CIRCUIT - HIGH INPUT |
| DTC P1106 | MAP SENSOR CIRCUIT INTERMITTENT - HIGH VOLTAGE |
| DTC P1107 | MAP SENSOR CIRCUIT INTERMITTENT - LOW 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 INSUFFICIENT SWITCHING - SENSOR 1 |
| DTC P1134 | HO2S TRANSITION TIME RATIO - SENSOR 1 |
| DTC P1336 | CKP SYSTEM VARIATION NOT LEARNED |
| DTC P1351 | IGNITION CONTROL CIRCUIT - HIGH VOLTAGE |
| DTC P1352 | IGNITION BY-PASS CIRCUIT - HIGH VOLTAGE |
| DTC P1361 | IGNITION CONTROL CIRCUIT - LOW VOLTAGE |
| DTC P1362 | IGNITION BY-PASS CIRCUIT - LOW VOLTAGE |
| DTC P1374 | CRANKSHAFT POSITION HIGH-TO-LOW RESOLUTION FREQUENCY CORRELATION |
| DTC P1380 | MISFIRE DETECTED - ROUGH ROAD DATA NOT AVAILABLE |
| DTC P1381 | MISFIRE DETECTED - NO COMMUNICATION WITH BRAKE CONTROL MODULE |
| DTC P1404 | EGR CLOSED POSITION PERFORMANCE |
| DTC P1441 | EVAP SYSTEM FLOW DURING NON-PURGE |
| DTC P1635 | 5-VOLT REFERENCE CIRCUIT "A" OR NO. 1 |
| DTC P1639 | 5-VOLT REFERENCE CIRCUIT "B" OR NO. 2 |
| DTC P1640 | OUTPUT DRIVER MODULE CIRCUIT NO. 1 |
| DTC P1650 | OUTPUT DRIVER MODULE CIRCUIT NO. 2 |
| DTC P1660 | OUTPUT DRIVER MODULE CIRCUIT NO. 3 |
| DTC P1670 | OUTPUT DRIVER MODULE CIRCUIT NO. 4 |