Heavy Duty 7 Way Trailer Plug Wiring Diagram. If you're installing a plug designed for an RV or a heavy-duty truck, refer to the last section for Look at the wiring diagram for your truck's ignition switch. The trailer side is the reverse of what you see below, but if you remember DRIVER SIDE/CURB SIDE it can be followed easily.
The thing is I have to go to the tail lights to make attachments. The question is if I cut the wires at the hitch side will it work with the diagrams shown. I posted about that very thing here.
If you're installing a plug designed for an RV or a heavy-duty truck, refer to the last section for Look at the wiring diagram for your truck's ignition switch.
The wiring connections and placement are different.
This photo shows an ideal way to handle trailer wires. The trailer side is the reverse of what you see below, but if you remember DRIVER SIDE/CURB SIDE it can be followed easily. The question is if I cut the wires at the hitch side will it work with the diagrams shown.