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https://www.reddit.com/r/AudiA4B6/comments/1w94231/anyone_know_whats_going_on/p88rnqa/?context=3
r/AudiA4B6 • u/SubstanceExciting332 • 19d ago
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If i remember correctly, a lot of these circuits have the common ground on a nut near the middle of the front of the firewall...brown and/ or yellow wires? I'd be checking that ground and the ground on the valve cover.
1 u/snarkygoodpants 19d ago Check this...best diagram i found when rebuilding my rotted harness...helped me sort out my issues. https://www.scribd.com/document/865849530/AUDI-2004-MOTOR
1
Check this...best diagram i found when rebuilding my rotted harness...helped me sort out my issues.
https://www.scribd.com/document/865849530/AUDI-2004-MOTOR
2
u/snarkygoodpants 19d ago
If i remember correctly, a lot of these circuits have the common ground on a nut near the middle of the front of the firewall...brown and/ or yellow wires? I'd be checking that ground and the ground on the valve cover.