Hi,
When you turn the signal on, does the rear flash faster than normal? Does the front one turn on at all?
There will be a brown wire at the light. Check to see if there is power to it. If there is, check for continuity to ground via the black wire.
Here is a link you may find helpful:
https://www.2carpros.com/articles/how-to-check-wiring
Let me know what you find.
Joe
See pic below.
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Saturday, January 18th, 2025 AT 7:05 PM