Brake lights not working?

Tiny
PROSPECTOR1982
  • MEMBER
  • 2018 VOLKSWAGEN JETTA
  • 1.4L
  • 4 CYL
  • TURBO
  • 2WD
  • MANUAL
  • 117,000 MILES
Anyone know what would cause the brake lights to stop working? I’ve tried to check fuses but have no diagram! Can’t find the brake light switch either.

Thanks so much!
Wednesday, January 29th, 2025 AT 10:44 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 54,144 POSTS
The brake lights are powered by the "vehicle electrical system control module." There are 4 fuses that run the system, here are the wiring diagrams and the fuses to check to see if any are blown.

This guide can help:

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

This guide may help as well:

https://www.2carpros.com/articles/brake-lights-not-working

Check out the images (below). Please let us know what happens.
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Wednesday, January 29th, 2025 AT 11:02 AM

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