7 Wire Trailer Wiring Diagram. 4 way trailer side. It is usually used for towing heavy duty cargo trailers aluminum trailers dump trailers utility landscape trailers equipment trailers open car haulers and enclosed car haulers.
Installation of kit connect negative ground wire to the starting batterys negative terminal. My problem is the. Many different sizes of wires are available.
Trailer wiring diagram notes.
In some cases and more often in europe the trailer light will be connected using a 13 pin plug and socket. 4 way tow vehicle side. Trailer connector wireing diagram. Trailer wiring and harness plugs are available in a variety of sizes and configurations.