7 Way Trailer Connector Diagram. Red 12 volt auxiliary power. White pin for the ground.
500 is blue and brake controller. Blue pin for electrical brakes. Most of us arent electricians but that doesnt mean wiring a trailer or replacing corroded wiring is beyond us.
When you employ your finger or even the actual circuit along with your eyes it is easy to mistrace the circuit.
How to wire 7 way trailer plug diagram wiring diagram is a simplified suitable pictorial representation of an electrical circuit. Hopkins 7 way trailer connector to older featherlite wiring recommendation. Brown pin for side markers tail lights and running lights. Use this 4 pin trailer wiring diagram to properly wire your 4 wire trailer plug.