4 Pin Trailer Wiring Harness Diagram. This vehicle is designed not only to travel one location to another but also to take heavy loads. In electric powered engineering a 4 pin trailer wiring harness diagram is often used for an analogy to describe the electrical circuits to those not really acquainted with power design.
Blue electric brakes or hydraulic reverse disable see blue wire notes below in the trailer wiring diagram and connector application chart below use the first 5 pins and ignore the rest. 4 way trailer connectors are. Trailer wiring harness diagram 4 pin.
How to wire trailer lights 4 wire.
Connect brown wire to vehicle tail light wire yellow wire to vehicle left stop and turn wire and green wire to vehicle right stop and turn wire. How to wire a 4 way trailer plug attach the ground wire to the trailer. The replacement lights have two wires red and black. White pin to your floor.