Diesel Data: Automotive Repair

Daytime Running Lamp: Testing and Inspection

INSPECTION AND VERIFICATION

NOTE: The front electronic module (FEM) must be reconfigured upon installation. Refer to Information Bus (Module Communications Network).

1. Verify the customer concern by operating the daytime running lamps (DRL) following these steps:
1 Place the ignition switch in the RUN position.
2 Place the autolamp switch in the OFF position.
3 Place the headlamp switch in the OFF or PARK position.
4 Transmission is not in PARK.

2. Verify the parking lamp operation.
1 Place the headlamp switch in the PARK position.

If at least one of the parking lamps operates correctly, proceed to the next step.

If none of the parking lamps operate, refer to Parking Lamp.

3. Verify the low beam headlamp operation.
1 Place the headlamp switch in the ON position.
2 Place the multifunction switch in the low beam headlamp position.

If the low beam headlamp operation is correct and the DRL operation is incorrect, install a new FEM.

If the low beam operation is incorrect, refer to Headlamps.