tow bar wiring conundrum
Just bought an xc70 , garage put a new tow bar and electrics on for me ..when I connect the caravan to the car the caravan lights flash once and go off also turn off the rear n/s lights on the car ..remove caravan plug switch car lights on and they are working again.....cleaned the caravan plug connections but to no avail ,,,any ideas anyone,,going away on Saturday.
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