1990 F 150 Trailer Wiring Diagram. I have one relay that is not working and I know the relay is good, so I am in hopes there is a bad fuse somewhere. Unless somebody can tell me what each wire/color code does, I think I'll pop over to either my dealer or a trailer joint to get clued in.
Yes the diagrams do show the wire colors, look at the image below. A wiring diagram is a streamlined conventional pictorial depiction of an electrical circuit. Unless somebody can tell me what each wire/color code does, I think I'll pop over to either my dealer or a trailer joint to get clued in.
I have one relay that is not working and I know the relay is good, so I am in hopes there is a bad fuse somewhere.
Thanks for sharing this plethora of manuals.
Offroaders Staff Editor Trailer & Towing. Ideal to make trailer towing safer and easierMade from the. Unless somebody can tell me what each wire/color code does, I think I'll pop over to either my dealer or a trailer joint to get clued in.