I have a u haul flat four connector on my car. when attaching to my utility trailer I note the lilghts are dim . Which of the four wires is the ground.
2006-10-21 12:36:23 · 4 answers · asked by john g 2 in Cars & Transportation ➔ Maintenance & Repairs
The pin that is exposed on the connector is the GND. (white wire)
http://www.championtrailers.com/TRAILER_WIRING.htm
2006-10-21 12:41:16 · answer #1 · answered by Trump 2020 7 · 1⤊ 0⤋
The ground wire is usually the black wire.
2006-10-21 12:42:35 · answer #2 · answered by Anonymous · 0⤊ 1⤋
white is ground but also look to see if they have a wire with a clamp on it. you need to clamp that one up also. squeeze clamp
2006-10-21 12:42:51 · answer #3 · answered by mike L 4 · 0⤊ 0⤋
white is ground, brown is tail, yellow and green are turn and stop
2006-10-21 12:39:04 · answer #4 · answered by Anonymous · 1⤊ 0⤋