Trailer Wiring Diagrams 7 Way. Here are two wiring diagrams for the 7 pin n type trailer electrical plug. Activating 12 volt charge circuit of trailer.
Troubleshooting constant power on drivers side tail light of trailer connector. Black victory red charcoal metallic silver metallic bright blue metallic emerald green metallic federal yellow bright safety yellow safety orange some custom. Right turn signal stop light green left turn signal stop light yellow taillight license side marker brown and a ground white.
That said for specific situations there are industrial standards with different connectors and wire arrangements.
Phosphate etched pre treatment with epoxy primer and acrylic finish. Click on the image below to enlarge it. One tip is to always unplug the boat trailer harness from the tow vehicle before launching and loading. The 12 pin flat plug have a second row of 5 larger points which will accept up to 6mm auto cable.