Trailer Running Light Issue
I have a 5th wheel horse trailer with some kind of light/wiring issue and I'm hoping someone can help me debug this. On an earlier trip, we didn't have the rear running lights showing on the back o...
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Didn’t read the whole thread but you’ve narrowed down the problem already to the rear lights themselves or the running light wires to the rear lights only.
Take lights out unplug them test for 12v at plug. If yes lights are bad.
If no, wiring is shorted/grounded out and likely past the wires that split to the other running lights.
Too much load, not an issue for you, or a live short pops fuses, so likely have a wire to the rear lights shorting out on the trailer frame somewhere.
Take lights out unplug them test for 12v at plug. If yes lights are bad.
If no, wiring is shorted/grounded out and likely past the wires that split to the other running lights.
Too much load, not an issue for you, or a live short pops fuses, so likely have a wire to the rear lights shorting out on the trailer frame somewhere.
