Hopkins Wiring Diagram. You could not deserted going bearing in mind books store or library or borrowing from your associates to read them. White pin for the ground.
Green pin yellow pin for appropriate brake light and right turn markers. Green pin yellow pin for right brake light and right turn mark. Brown pin for unwanted markers tail lamps and running lights.
Blue pin for electrical brakes.
7 wire to 4 wire trailer wiring diagram. Connect to the blue wire from the break away box as shown in the provided diagram. 7 wire to 4 wire trailer wiring diagram. Brown pin for unwanted markers tail lamps and running lights.