Auto Trailer Wiring Diagram. 5 pin trailer wiring diagram 5 pin trailer wiring is very similar to 4 pin wiring but it adds in a blue wire for the reverse or backup lights. Trailer wiring diagrams trailer wiring connectors various connectors are available from four to seven pins that allow for the transfer of power for the lighting as well as auxiliary functions such as an electric trailer brake controller backup lights or a 12v power supply for a winch or interior trailer lights.
Click on the image below to enlarge it. Only the blue brake and white ground wires are different. It symbolizes the electrical circuits elements as easy forms with the actual power and soil contacts between the two as coloured circles.
Blue reverse lights green right turn brakes yellow left turn brakes brown taillights.
August 13 2021 trailer car trailer wiring diagram a wiring diagram can be a simple standard pictorial depiction of your electric powered circuit featuring its wires and links represented as dots. That use of this power supply in this way would trigger the alarm system unless the car was left unlocked. Brown pin for unwanted markers tail lamps and running lights. There is a.