5 Way Trailer Plug Wiring Diagram. The controller will not give me anything except, No trailer connection on the display. PS: If you haven't done so already, get yourself an account at hmaservice.com for access to wiring diagrams, service bulletins and other useful stuff. trailer plug wiring diagram.
Video tutorial on how to wire trailer lights. Your trailer wiring plug doesn't match the one on your vehicle. Determine which color wire supplies constant power to the ignition switch.
If you're towing just for the day and don't ever plan to tow again, you can pick Always run a ground wire from the frame of the vehicle (not from the hitch or bumper) to the trailer.
Or why not make your DIY installation easier with our 'Plug and Play' solutions.
Trailer wiring and electricity seems to strike fear in the hearts of the bravest DIY, so maybe this Next, place your trailer plug over the diagram of the receptacle, and using either your tape tags or your list, terminate the wiring on the plug.. . The white wire is your ground wire, which must be cut You can also separate the wires up front, feeding green down one side and yellow on the other. Video tutorial on how to wire trailer lights.