Wiring Diagram For Trailors. Adaptor for 13 pin vehicle to 7 pin trailer. Use this 4 pin wiring diagram to properly wire your 4 wire trailer plug.
This has now been replaced by 13 pin euro plugs on all new caravans. The pins usually have a small screw to retain the wire on the back. The other wire functionalities and placements are similar to those in a 6 pin trailer diagram where white is for ground green is for right yellow is for left brown is for tail lights and blue is for electric brakes.
The pins usually have a small screw to retain the wire on the back.
Trailer breakaway wiring diagram. Adaptor for 13 pin vehicle to 7 pin trailer. The 7 pin flat plug will fit into a 12 pin flat socket and work perfectly. An extra pin allows using another extra function.