Four Wire Trailer Wiring Diagram Spitz. It is easier than you think. There are several standards for trailer wires, and if you search, you'll find a different Trailer Wiring Diagram for each.
Video tutorial on how to wire trailer lights.
It gets complicated when you have trailers with more cables, and in this case, you need an adapter to make the connections.
Following the guidelines below makes it easier to tow a borrowed trailer or hook up to a One of my brothers has used a trailer wiring set like this on four different trucks as he's traded up over the years. Four wire trailer light connectors the typical type of connection used for pulling small to medium boat trailers and small utility trailers. Offroaders Staff Editor Trailer & Towing.







