DIY Trailer Wiring Empower Yourself with Our Step-by-Step Guide

I was looking for a wiring diagram to decipher what wires do what. There's one mystery wire. I'm also looking for the factory plug itself. Ok, I've looked at many wiring diagrams and I just keep not finding one which has all the colors represented here mapped to the right ... A good guide for trailer wiring troubleshooting: Troubleshooting 4 and 5-Way Wiring Installations | etrailer.com I need to know what wires go to the trailer plugs; color and what they each do. Does anyone have a diagram or know? Does any one have a diagram for the plug on a semi with ABS on the trailer? I am just curious as to how these trailers plugs are wired. ... trailer wiring diagram.BCB Admin. March 15, 2013 at 2:53 am #411553 · Bass Cat Boats. Keymaster. Welcome 2008,You should have five wires there. One left turn ... How can we help you? Send us a text message! I now have four very different 7 pin "vehicle" side wiring diagrams. Anyone have a wiring diagram specific to our motorhomes? Sure would save me a lot of time! Thread: trailer wire diagram ; tav · tav is offline · tav's Avatar ; headhigh · headhigh is offline · headhigh's Avatar ; paulrodbender · paulrodbender is offline. Check out or trailer wiring diagrams for a quick reference on trailer wiring. The below information is for reference and is commonly used throughout the ...