Driver's side high beams not working

mattgdc

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Original poster
Joined
Jul 7, 2024
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Usa
Hi, I've been trying to find out how to trace the wiring on my 2004 TJ unlimited to the high beam on the left side. I think there's a loose wire or a broken one but not sure where to be looking. Everything works normally except for when I flip on my high beams. The left one goes dark. I've tested the lamp, and it works fine. No bad fuses anywhere as far as I can tell. Right side is normal. Any ideas?
 
Hi, I've been trying to find out how to trace the wiring on my 2004 TJ unlimited to the high beam on the left side. I think there's a loose wire or a broken one but not sure where to be looking. Everything works normally except for when I flip on my high beams. The left one goes dark. I've tested the lamp, and it works fine. No bad fuses anywhere as far as I can tell. Right side is normal. Any ideas?

Do you have a wiring diagram?
 
Do you have 12v on the high beam wire on the dark side?

Wiring diagram is in the resources section. I'd find the splice point where left and right diverge and probe for voltage.

-Mac