Plug Diagram Standard 7 Pin Trailer Wiring. Wiring extension for flat towing a vehicle behind monaco rv with 7 way trailer connector. By law trailer lighting must be connected into the tow vehicle s wiring system to provide trailer running lights turn signals and brake lights.
Sometimes the cables will cross. A 7 way plug connects your trailer and tow vehicle and provides the required lights turn signals brake power battery hot lead reverse lights and ground. There is a really fundamental standard 7 pin trailer plug wiring diagram.
It ought not be carrying significant loads during the trip.
By law trailer lighting must be connected into the tow vehicle s wiring system to provide trailer running lights turn signals and brake lights. Injunction of two wires is usually indicated by black dot on the junction of 2 lines. But it doesn t mean link between the cables. A 7 way plug connects your trailer and tow vehicle and provides the required lights turn signals brake power battery hot lead reverse lights and ground.
