Four-Wheel Drive Systems - 1-Speed Torque-On-Demand
DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Description | Source | Perform Test |
|---|---|---|---|
| B1317 | Battery Voltage HIGH | 4WD Module (PCM) | REFER to CHARGING SYSTEM - GENERAL INFORMATION . |
| B1318 | Battery Voltage LOW | 4WD Module (PCM) | REFER to CHARGING SYSTEM - GENERAL INFORMATION . |
| B1342 | ECU is Defective | 4WD Module (PCM) | CLEAR the DTCs. REPEAT the 4x4 module (PCM) self-test. If DTC B1342 is retrieved, INSTALL a new 4x4 module (PCM). REFER to ELECTRONIC ENGINE CONTROLS . CLEAR the DTCs. REPEAT the self-test. |
| P1824 | 4-Wheel Drive Clutch Relay Circuit Failure | 4WD Module (PCM) | GO to PINPOINT TEST B . |
| P1826 | 4-Wheel Drive Low Clutch Relay Short Circuit to Battery | 4WD Module (PCM) | GO to PINPOINT TEST B . |
| P1827 | 4-Wheel Drive Low Clutch Relay Short Circuit to Ground | 4WD Module (PCM) | GO to PINPOINT TEST B . |
| U1900 | CAN Communication BUS Fault | 4WD Module (PCM) | REFER to MODULE COMMUNICATIONS NETWORK . |
| U2023 | External Node Fault | 4WD Module (PCM) | REFER to MODULE COMMUNICATIONS NETWORK . |
| U2051 | One or More Calibration Files Missing/Corrupt | 4WD Module (PCM) | Reprogram/Reflash the 4x4 module. REFER to MODULE COMMUNICATIONS NETWORK . |
| - | For All Other DTCs | 4WD Module (PCM) | REFER to MODULE COMMUNICATIONS NETWORK . |