Backup Lamp: Testing and Inspection

Reversing Lights Malfunctioning:

Fault symptoms
Reversing lights malfunctioning

Diagnostic help
Check fuse 31 in the cabin.

Check the wiring harness
Jiggle the wiring harness in several places and in various directions to detect intermittent open circuits and short circuits in the wiring harness. Watch the multimeter, diagnostic tool and test lamp during the check.