13+ 7 Prong Trailer Wiring Diagram. I drew this crude diagram to help explain. Do a walk around the trailer and check to see if all lights are lit.
Color coding is not standard among all manufacturers. I'm converting my pop up trailer from 4 flat to 7 way round and need to know what to place where. Has a cluster of 4 prongs:
220v welder plug wiring diagram.
13+ 7 Prong Trailer Wiring Diagram. I hope this helps some folks, because it's pretty tough finding this online. It's basically still the 4 prong wiring for a trailer. The white wire is the ground on trailer wiring. 5 wire to 4 wire trailer wiring diagram, size: