7 Pin Wiring Diagram Trailer. The 7 pin n type plug and socket is still the most common connector for towing. 7 pin n type trailer plug wiring diagram7 pin trailer wiring diagramthe 7 pin n type plug and socket is still the most common connector for towing.
The pins usually have a small screw to retain the wire on the back. It can transfer power better so the connector is recommended for higher level electric in the vehicle. There are two types of 7 way connectors round flat pin and round pin this is the heavy duty 7.
Sometimes the cables will cross.
7 way plug wiring diagram standard wiring post purpose wire color tm park light green battery feed black rt right turnbrake light brown lt left turnbrake light red s trailer electric brakes blue gd ground white a accessory yellow this is the most common standard wiring scheme for rv plugs and the one used by major auto manufacturers today. Wiring diagram for a 7 pin 12n trailer plug. If your truck has a built in 7 pin socket but you only need 5 of the pins. Variety of 7 pin round trailer wiring diagram.