7 Way Trailer Plug Wiring Diagram. The top countries of supplier is China, from. The trailer side is the reverse of what you see below, but if you remember DRIVER SIDE/CURB SIDE it can be followed easily.
Home Cargo Accessories Trailer Trim Manufacturers Help Info Trailer Wiring Diagrams Trailer Wiring Connectors Various connectors are available from four to seven pins. I posted about that very thing here. Pictures of the schematic that came with the plug, and the wires available I have posted.
The wiring diagram is a standard for the seven pin plug, as far as positions go.
How to Wire Lights on a Trailer
Determine which color wire supplies constant power to the ignition switch. I also made sure the contacts were clean in the male plug on the truck. If you are rewiring your trailer completely, check out our trailer rewiring guide.