7 Pin Connector Wiring. The three additional pins are: trailer brakes, back-up lights and trailer battery charging. I drew this crude diagram to help explain.
Skill Level: Noob - Some basic soldering is required, but it is limited to a just a few pins, basic through-hole soldering, and couple (if any) polarized components. Wiring for the control cable (identical numbers to be inte. Seven-pin connectors are rarely used on trailers for local use.
Trailer wiring can be difficult to get your head around.
Miswired, poorly soldered, or missing connectors can cause erroneous diagnostic error messages.
The problem is, the wires broke inside the trailer's connector so I. Having the various pinout diagrams available is vital to troubleshooting and/or repairing truck and trailer wiring. I was wondering if anyone has a dodge-specific wiring diagram that deals with things like: a purple wire, no yellow, an orange stripe, a red, no white - all departures from the standard wiring diagram.
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