4-Wheel Drive (4WD) Control Module Diagnostic Trouble Code (DTC) Index
WARNING: This page is about a different car, the 2002 Ford Ranger. However, it is still accessible from the selected car via links, so may be relevant.
4-WHEEL DRIVE CONTROL MODULE DIAGNOSTIC TROUBLE CODE INDEX
| DTC | Description | Source | Action |
|---|---|---|---|
| B1342 | ECU Is Defective | 4WD Control Module | REFER to MULTIFUNCTION ELECTRONIC CONTROL MODULES . |
| P1804 | 4WD High Indicator Circuit Failure | 4WD Control Module | Go To PINPOINT TEST U: THE 4X4 HIGH, 4X4 LOW INDICATOR IS INOPERATIVE . |
| P1806 | 4WD High Indicator Short To Battery | 4WD Control Module | Go To PINPOINT TEST U: THE 4X4 HIGH, 4X4 LOW INDICATOR IS INOPERATIVE . |
| P1808 | 4WD Low Indicator Circuit Failure | 4WD Control Module | Go To PINPOINT TEST U: THE 4X4 HIGH, 4X4 LOW INDICATOR IS INOPERATIVE . |
| P1810 | 4WD Low Indicator Short to Power | 4WD Control Module | Go To PINPOINT TEST U: THE 4X4 HIGH, 4X4 LOW INDICATOR IS INOPERATIVE . |
For a complete list of GEM and 4WD control module DTCs, REFER to MULTIFUNCTION ELECTRONIC CONTROL MODULES .