Rear Fog Lights

Rear Fog Lights

Fault symptoms

Rear fog light malfunctioning












Diagnostic help

Check fuse 20.

The following value can be read with the diagnostic tool:
- Rear fog light switch

The following function can be activated with the diagnostic tool:
- Rear fog light

Check that the main lighting is functioning correctly. The fog lights are dependent on the main light switch and program alternative.

Checking the wiring harness

Jiggle the wiring harness at several points and in several directions to detect intermittent open circuits and short circuits. Note the reaction of the multimeter, test lamp or diagnostic tool during the check.

Fault Diagnosis Procedure