Taillights not working

Tiny
ITWKURT
  • MEMBER
  • 2006 MERCURY MONTEGO
  • 150 MILES
Bad braking and regular taillight mode. Replacement assembly prohibitively expensive (even used). Can the much cheaper five hundred assembly be used or is wire harness different (my car has an LED device)?
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Monday, June 25th, 2018 AT 7:20 AM

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Tiny
KEN
  • ADMIN
There is a #18 fuse and tail light relay inside the smart junction box that needs to be checked. Here is a guide the help you get started and the wiring diagrams so you can see how the system works:

https://www.2carpros.com/articles/how-to-check-a-car-fuse

and

https://www.2carpros.com/articles/how-to-check-an-electrical-relay-and-wiring-control-circuit

Here are the fuse panels identification and location.

Check out the diagrams (below). Please run some tests and get back to us.

Cheers, Ken
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Tuesday, June 26th, 2018 AT 3:37 PM

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