TRAILER WIRE HARNESS COLORS
Standard Color Code for Wiring Simple 4 Wire Trailer
Standard Color Code for Wiring Simple 4 Wire Trailer Lighting. I have had to mess with trailer wiring for years, once or twice a year anyway, and I just cannot keep the color code right, ect white/ground, brn/ running lights, grn/ right turn, yellow left turn? You have it right so far, the 4 4.8/5(91)Brand: DekaWiring FAQ · 16-4B-1
Troubleshoot Trailer Wiring by Color Code - thoughtco
Whether you're installing a new trailer light circuit in your car or truck or trying to troubleshoot trailer wiring that is not working, you'll need to understand what each wire in the trailer wiring harness does, where it likely goes, and why it may not be working well.