Diagnostic Tests (Gems): Notes
NOTE:
After each DTC repair has been completed a specific test drive is required to confirm repair. See REPAIR CONFIRMATION DRIVE CYCLE
.
DIAGNOSTIC TROUBLE CODES (DTC) LIST
| DTC | Description |
|---|---|
| DTC P0101, P0102, P0103 | MASS AIR FLOW (MAF) SENSOR CIRCUIT |
| DTC P0111, P0112, P0113 | INTAKE AIR TEMPERATURE (IAT) SENSOR CIRCUIT |
| DTC P0116, P0117, P0118, P0125 | ENGINE COOLANT TEMPERATURE (ECT) SENSOR CIRCUIT |
| DTC P0121, P0122, P0123 | THROTTLE POSITION (TP) SENSOR CIRCUIT |
| DTC P0130P, P0131, P0132, P0133, P0136, P0135, P0136, P0137, P0138, P0139, P0150, P0151, P0152, P0153, P0156, P0157, P0158, P0159, P0171, P0172, P0174, P0175, P1137, P1138, P1139, P1157, P1158, P1159, P1171, P1172 & P1185, P1186, P1187, P1188, P1189, P1190, P1191, P1192, P1193, P1194, P1195, P1196 | HO2S CIRCUIT MALFUNCTION |
| DTC P0181, P0182, P0183 | ENGINE FUEL TEMPERATURE (EFT) SENSOR |
| DTC P0201, P0202, P0203, P0204, P0205, P0206, P0207, P0208 & P1201, P1202, P1203, P1204, P1205, P1206, P1207, P1208 | FUEL INJECTOR CIRCUIT MALFUNCTION |
| DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308 | MISFIRE DETECTED IN ONE OR MORE CYLINDERS |
| DTC P0326, P0327, P0328 & P0331, P0332, P0333 | KNOCK SENSOR (KS) MALFUNCTION |
| DTC P0335, P0336 | CRANKSHAFT POSITION (CKP) SENSOR MALFUNCTION |
| DTC P0340 | CAMSHAFT POSITION (CMP) SENSOR MALFUNCTION |
| DTC P0420, P0430 | CATALYTIC CONVERTER EFFICIENCY LOW |
| DTC P0441, P0443 | PRE-ADVANCED EVAP SYSTEM MALFUNCTION |
| DTC P0442, P0446, P1440, P1447, P1448, P1496 | ADVANCED EVAP SYSTEM MALFUNCTION |
| DTC P0451, P0452, P0453 | FUEL TANK PRESSURE SENSOR MALFUNCTION |
| DTC P0460, P0461 | FUEL LEVEL SENSOR MALFUNCTION |
| DTC P0500 | VEHICLE SPEED SENSOR (VSS) SIGNAL OUT OF RANGE |
| DTC P0506, P0507, P1508, P1509 | IDLE AIR CONTROL (IAC) VALVE |
| DTC P0560, P0562, P0563 | BATTERY & CHARGING SYSTEM VOLTAGE INCONSISTENT |
| DTC P0605 | ECM DATA CORRUPTED |
| DTC P1137, P1138, P1139 | PRIMARY HO2S "A" CIRCUIT MALFUNCTION |
| DTC P1157, P1158, P1159 | PRIMARY HO2S "B" CIRCUIT MALFUNCTION |
| DTC P1171, P1172 | HO2S TOO LEAN/RICH MALFUNCTION |
| DTC P1176, P1177 | FMFR CORRECTION AT MAXIMUM POSITIVE/NEGATIVE VALVE |
| DTC P1178, P1179 | AMFR CORRECTION AT MAXIMUM POSITIVE/NEGATIVE VALVE |
| DTC P1185, P1186, P1187, P1188, P1189, P1190, P1191, P1192, P1193, P1194, P1195, P1196 | HO2S HEATER MALFUNCTION |
| DTC P1201, P1202, P1203, P1204, P1205, P1206, P1207, P1208 | FUEL INJECTOR CIRCUIT MALFUNCTION |
| DTC P1313, P1314, P1315 | MISFIRE DETECTED |
| DTC P1316 | MISFIRE CAUSING EXCESSIVE EMISSIONS |
| DTC P1317, P1318 | ROUGH ROAD SIGNAL MALFUNCTION |
| DTC P1361, P1362, P1363, P1364 & P1371, P1732, P1373, P1374 | IGNITION COIL ACTIVATION MALFUNCTION |
| DTC P1514, P1516, P1517 | PARK/NEUTRAL SWITCH MALFUNCTION |
| DTC P1607 | MALFUNCTION INDICATOR LIGHT (MIL) MALFUNCTION |
| DTC P1621, P1622 | SECURITY SIGNAL MALFUNCTION |
| DTC P1701, P1703, P1708 | TRANSFER BOX MALFUNCTIONS |
| DTC P1775, P1776, P1777 | TCM COMMUNICATION MALFUNCTION WITH ECM |