Front Fog Lamps
WARNING: This page is about a different car, the 2005 Jeep Liberty. However, it is still accessible from the selected car via links, so may be relevant.
| CONDITION | POSSIBLE CAUSES | CORRECTION |
|---|---|---|
| ONE FRONT FOG LAMP DOES NOT ILLUMINATE | 1. Faulty or missing bulb. | 1. Test and replace front fog lamp bulb as required. |
| 2. Faulty ground circuit. | 2. Test and repair front fog lamp ground circuit as required. | |
| 3. Faulty supply circuit. | 3. Test and repair open front fog lamp relay output circuit as required. | |
| BOTH FRONT FOG LAMPS DO NOT ILLUMINATE | 1. Faulty or missing fuse. | 1. Test and replace front fog lamp fuse as required. |
| 2. Faulty control circuit. | 2. Test and repair open front fog lamp relay control circuit as required. | |
| 3. Faulty or missing relay. | 3. Test and replace front fog lamp relay as required. | |
| 4. Faulty ground circuit. | 4. Test and repair front fog lamp ground circuit as required. | |
| 5. Faulty supply circuit. | 5. Test and repair open front fog lamp relay output circuit as required. | |
| 6. Faulty switch. | 6. Test and replace multi-function switch as required. | |
| 7. Faulty BCM inputs or outputs. | 7. Use a diagnostic scan tool to test the BCM inputs and outputs. Refer to BODY DIAGNOSTIC PROCEDURES . | |
| FRONT FOG LAMPS DO NOT EXTINGUISH | 1. Faulty supply circuit. | 1. Test and repair shorted front fog lamp relay output circuit as required. |
| 2. Faulty control circuit. | 2. Test and repair shorted front fog lamp relay control circuit as required. | |
| 3. Faulty relay. | 3. Test and replace front fog lamp relay as required. | |
| 4. Faulty switch. | 4. Test and replace multi-function switch as required. | |
| 5. Faulty BCM inputs or outputs. | 5. Use a diagnostic scan tool to test the BCM inputs and outputs. Refer to BODY DIAGNOSTIC PROCEDURES . |