Four Wheel Drive (4WD) Systems DTCS
4X4 CONTROL MODULE DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description | Action |
|---|---|---|
| B1317 | Battery Voltage High | GO to Pinpoint Test B . |
| B1318 | Battery Voltage Low | GO to Pinpoint Test B . |
| B1342 | 4X4 Control Module is Faulted | CLEAR the DTCs. REPEAT the self-test. If DTC B1342 is retrieved again, INSTALL a new 4X4 control module. REFER to 4X4 Control Module in this information. |
| B2900 | VIN Mismatch | CHECK the PCM configuration. REFER to MODULE CONFIGURATION . |
| P0602 | Powertrain Control Module Programming Error | RECONFIGURE 4X4 control module with the correct Active Torque Coupling (ATC) bar code number using the ATC Bar Code Entry function. REFER to 4X4 Control Module for the bar code number location. |
| P1635 | Tire/Axle Out of Acceptable Range | GO to Pinpoint Test F . |
| P1824 | 4-Wheel Drive Clutch Relay Circuit Failure | GO to Pinpoint Test D . |
| P1825 | 4-Wheel Drive Clutch Relay Open Circuit | GO to Pinpoint Test D . |
| U0100 | Lost Communication with PCM | REFER to MODULE COMMUNICATIONS NETWORK to diagnose the lost communication with the PCM. |
| U0121 | Lost Communication with Anti-lock Brake System (ABS) Control Module | REFER to MODULE COMMUNICATIONS NETWORK to diagnose the lost communication with the ABS control module. |
| U0155 | Lost Communication with Instrument Cluster (IC) Control Module | REFER to MODULE COMMUNICATIONS NETWORK to diagnose the lost communication with the IC. |
| U0401 | Invalid Data Received From PCM | REFER to INTRODUCTION - GASOLINE MODELS to diagnose the accelerator position, engine coolant or Keep Alive Memory (KAM) fault. |
| U0415 | Invalid Data Received From Anti-lock Brake System (ABS) Control Module | GO to Pinpoint Test C . |
| U2050 | No Application Present | CLEAR the DTCs. REPEAT the self-test. If the DTC returns, INSTALL a new 4X4 control module. REFER to 4X4 Control Module in this information. REPEAT the self-test. |
| U2051 | One or More Calibration Files Missing/Corrupt | CLEAR the DTCs. REPEAT the self-test. If the DTC returns, INSTALL a new 4X4 control module. REFER to 4X4 Control Module in this information. REPEAT the self-test. |