7-Pin Plug/Trailer Lighting Problem
I was trying to trouble shoot a problem where my running/clearance lights weren't working when the license plate light bulb was plugged in. All my other lights were working fine and dandy. Because...
Forum Discussion
Tiggs wrote:Yes, the lamp circuits need reference to ground from the same source that is powering them, i.e. the towing vehicle.
I hitched up the TT to the TV and connected the 7pin plug. All my lights work, even the clearance lights and the license plate lamp. I can't believe that it was looking for the additional ground from the vehicle but it appears that is so?
Carolyn
