Horse Trailer Plug Wiring Diagram. Ask the experts a question product page this question was asked from. 7 pin trailer wiring diagram with brakes.
7 pin male trailer plug wiring diagram. Typical trailer wiring diagram and schematic. Blue electric brakes or hydraulic reverse disable see blue wire notes below.
Trailers use the center pin for electric brakes.
The 5th pin a blue wire gives power to operate or disable the trailer brakes. First and foremost make certain your tires are properly inflated. Big tex trailers and its family of companies team up for 2016 nfr. Blue pin for electrical brakes.