4 Prong Wells Cargo Trailer Wiring Diagram. They have in depth knowledge about trailer construction, job specifications and proper applications of specific models. Trailer wiring is very important to towing safety.
First, knowing the diagram of wires for trailer will be useful during troubleshooting. That fourth prong is a ground wire and is there for better electrical safety. The fuse panel has a designated fuse and has power but no power is getting to the rear of the vehicle?
Learn all about trailer wiring at HowStuffWorks.
Detailed breakdown on how to use our interactive wiring diagram and how to assemble all items together to build a functional electrical system.
A problem seems to exist with six-way connectors, because you can pretty much wire them for whatever you want them to do. Trailer wiring is very important to towing safety. They have in depth knowledge about trailer construction, job specifications and proper applications of specific models.