B1661-FRONT FOG LAMP CONTROL CIRCUIT OPEN
For a complete wiring diagram Refer to Section 8W.
- When Monitored:
- With the Front fog Lamps Activated.
- Set Condition:
- When the TIPM detects a HIGH condition.
| Possible Causes |
| (L89)(L90) FRONT FOG LAMP CONTROL CIRCUIT OPEN |
| LEFT AND/OR RIGHT FRONT FOG LAMP BULBS |
| TOTALLY INTEGRATED POWER MODULE |
Diagnostic Test
1.INTERMITTENT CONDITIONDoes the Scan Tool read: B1661-FRONT FOG LAMP CONTROL CIRCUIT OPEN?
Yes
- Go To 2
No
- The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires.
- Perform the BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
2.FRONT FOG LAMP BULBS
Are the inoperative bulbs OK?
Yes
- Go To 3
No
- Replace the Inoperative bulb(s) in accordance with the service information.
- Perform the BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
3.(L89)(L90) FRONT FOG LAMP CONTROL CIRCUIT OPEN
Is the resistance above 5.0 ohms?
Yes
- Repair the (L89)(L90) Front Fog Lamp Control circuit for an open condition.
- Perform the BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
No
- Replace the Totally Integrated Power Module (TIPM) in accordance with the service information.
- Perform the BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)