Engine Performance - 3.4L DTCS
ENGINE PERFORMANCE - 3.4L DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description |
|---|---|
| DTC P0030 | HO2S HEATER CONTROL CIRCUIT (SENSOR 1) |
| DTC P0101 | MAF SENSOR PERFORMANCE |
| DTC P0102 | MAF SENSOR CIRCUIT - LOW VOLTAGE |
| 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 | THROTTLE POSITION SENSOR PERFORMANCE |
| DTC P0122 | THROTTLE POSITION SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0123 | THROTTLE POSITION SENSOR CIRCUIT - HIGH VOLTAGE |
| DTC P0125 | ECT EXCESSIVE TIME TO ENTER CLOSED LOOP |
| DTC P0128 | ENGINE COOLANT THERMOSTAT |
| DTC P0130 | HO2S CIRCUIT (SENSOR 1) |
| DTC P0131 | HO2S CIRCUIT - LOW VOLTAGE (BANK 1; SENSOR 1) |
| DTC P0132 | HO2S CIRCUIT - HIGH VOLTAGE |
| DTC P0133 | HO2S SLOW RESPONSE |
| DTC P0134 | HO2S CIRCUIT INSUFFICIENT ACTIVITY |
| DTC P0135 | HO2S HEATER PERFORMANCE |
| DTC P0137 | HO2S CIRCUIT - LOW VOLTAGE |
| DTC P0138 | HO2S CIRCUIT - HIGH VOLTAGE |
| DTC P0140 | HO2S CIRCUIT INSUFFICIENT ACTIVITY (BANK 1; SENSOR 2) |
| DTC P0141 | HO2S HEATER PERFORMANCE (BANK 1; SENSOR 2) |
| DTC P0171 | LEAN FUEL TRIM SYSTEM (BANK 1) |
| DTC P0172 | RICH FUEL TRIM SYSTEM (BANK 1) |
| DTC P0201, P0202, P0203, P0204, P0205, P0206 | INJECTOR CONTROL CIRCUIT |
| DTC P0230 | FUEL PUMP PRIMARY CIRCUIT |
| DTC P0300 | ENGINE MISFIRE DETECTED |
| DTC P0325 | KNOCK SENSOR MODULE CIRCUIT |
| DTC P0327 | KS CIRCUIT - LOW VOLTAGE (BANK 1) |
| DTC P0336 | CKP SENSOR CIRCUIT PERFORMANCE |
| DTC P0341 | CMP SENSOR CIRCUIT PERFORMANCE |
| DTC P0401 | EGR SYSTEM |
| DTC P0403 | EGR SOLENOID CONTROL CIRCUIT |
| DTC P0404 | EGR SYSTEM |
| DTC P0405 | EGR SENSOR CIRCUIT - LOW VOLTAGE |
| DTC P0420 | TWC SYSTEM LOW EFFICIENCY (BANK 1) |
| DTC P0440 | EVAP SYSTEM |
| DTC P0442 | EVAP SYSTEM - LEAK DETECTED |
| DTC P0443 | EVAP PURGE SOLENOID CONTROL CIRCUIT |
| DTC P0446 | EVAP CANISTER VENT BLOCKED |
| DTC P0449 | EVAP CANISTER 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 OR P1683 | CONTROL MODULE READ ONLY MEMORY |
| 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 INSUFFICIENT SWITCHING (BANK 1; SENSOR 1) |
| DTC P1134 | HO2S TRANSITION TIME RATIO (BANK 1; SENSOR 1) |
| DTC P1336 | CRANKSHAFT POSITION SYSTEM VARIATION NOT LEARNED |
| DTC P1351 | IC CIRCUIT HIGH VOLTAGE |
| DTC P1352 | IC OUTPUT HIGH/PULSE DETECTED |
| DTC P1361 | IC CIRCUIT LOW VOLTAGE |
| DTC P1362 | IC CYLINDER NO. 2 NOT TOGGLING AFTER ENABLE |
| DTC P1374 | 3X REFERENCE CIRCUIT |
| DTC P1380 | EBTCM DTC DETECTED ROUGH ROAD DATA UNUSABLE |
| DTC P1381 | MISFIRE DETECTED NO EBTCM/PCM SERIAL DATA |
| DTC P1404 | EGR SYSTEM (VALVE NO. 2) |
| DTC P1441 | EVAP SYSTEM FLOW DURING NON-PURGE |
| DTC P1635 | 5-VOLT REFERENCE LOW |
| DTC P1639 | 5-VOLT REFERENCE 2 CIRCUIT |
| DTC P1640 | DRIVER 1 INPUT - HIGH VOLTAGE |
| DTC P1650 | DRIVER 2 INPUT - HIGH VOLTAGE |
| DTC P1660 | COOLING FANS CONTROL CIRCUIT |
| DTC P1670 | OUTPUT DRIVER MODULE NO. 4 |