5 Way Round Trailer Plug Wiring Diagram. There are several standards for trailer wires, and if you search, you'll find a different Trailer Wiring Diagram for each. Our trailer wiring diagram is a colour coded guide designed to help you wire your trailer plug or socket.
Here is the brand new generic wiring harness. What I think has happend is the new plug has been wired in wrong. Our trailer wiring diagram is a colour coded guide designed to help you wire your trailer plug or socket.
I put this here because I had a hard time finding and figuring this out for my trailers.
Buy products related to trailer plugs and see what customers say about trailer plugs on It even includes a full color photo for a wiring diagram.
I have no idea how to wire it now without having the trailer and I can't go get the trailer without having the Looking to the rear for the trailer plug ~ the pins are reversed - and the simple way to keep it straight is to think in terms of "PASSENGER SIDE" and DRIVER SIDE". The thing is I have to go to the tail lights to make attachments. Our trailer wiring diagram is a colour coded guide designed to help you wire your trailer plug or socket.