Four Wheel Drive Systems DTCS
4X4 CONTROL MODULE DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| B1317 | Battery Voltage High | 4X4 Control Module | Go to Pinpoint Test M . |
| B1318 | Battery Voltage Low | 4X4 Control Module | Go to Pinpoint Test M . |
| B1555 | Ignition Run/Start Circuit Failure | 4X4 Control Module | Go to Pinpoint Test L . |
| C1729 | Transfer Case Unable to Transition Between 4H and 4L | 4X4 Control Module | Go to Pinpoint Test P . |
| C1979 | IWE Solenoid Circuit Failure | 4X4 Control Module | Go to Pinpoint Test N . |
| C1980 | IWE Solenoid Short to Battery | 4X4 Control Module | Go to Pinpoint Test N . |
| P1812 | 4-Wheel Drive Mode Select Circuit Failure | 4X4 Control Module | Go to Pinpoint Test P . |
| P1815 | 4-Wheel Drive Mode Select Short Circuit to Ground | 4X4 Control Module | Go to Pinpoint Test P . |
| P1824 | 4-Wheel Drive Clutch Relay Circuit Failure | 4X4 Control Module | Go to Pinpoint Test Q . |
| P1825 | 4-Wheel Drive Clutch Relay Open Circuit | 4X4 Control Module | Go to Pinpoint Test Q . |
| P1826 | 4-Wheel Drive Low Clutch Relay Circuit to Battery | 4X4 Control Module | Go to Pinpoint Test Q . |
| P1827 | 4-Wheel Drive Low Clutch Relay Circuit to Ground | 4X4 Control Module | Go to Pinpoint Test Q . |
| P1849 | Transfer Case Contact Plate 'A' Short Circuit to Ground | 4X4 Control Module | Go to Pinpoint Test P . |
| P1853 | Transfer Case Contact Plate 'B' Short Circuit to Ground | 4X4 Control Module | Go to Pinpoint Test P . |
| P1857 | Transfer Case Contact Plate 'C' Short Circuit to Ground | 4X4 Control Module | Go to Pinpoint Test P . |
| P1861 | Transfer Case Contact Plate 'D' Short Circuit to Ground | 4X4 Control Module | Go to Pinpoint Test P . |
| P1867 | Transfer Case Contact Plate General Circuit Failure | 4X4 Control Module | Go to Pinpoint Test P . |
| P1891 | Transfer Case Contact Plate Ground Return Open Circuit | 4X4 Control Module | Go to Pinpoint Test P . |