Caravan Lights Not Working? Step-by-Step Troubleshooter
One light out, or all of them? Work through the likely causes.
This covers the 12V interior and awning lights, not the trailer road lights. Work through one question at a time. You can go back or start over whenever you like.
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Safety: this troubleshooter is general information. Follow the maker's manuals. Work on 240V AC wiring, including inverter outputs and mains inlets, must be done by a licensed electrician. Have an auto electrician check high-current DC work if you're unsure.
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