Cannot scan it because of no communication?

Tiny
TICO KOCK
  • MEMBER
  • 2004 TOYOTA 4RUNNER
  • 700,000 MILES
Car runs good but cannot scan it because of no communication with scanner.
Sunday, August 19th, 2018 AT 9:05 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,296 POSTS
First make sure the scanner works on another car. Next check the OBD fuse under the hood. Here is a guide to help you with the fuse location and the wiring diagrams for the ALDL so you can see how then system works:

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

Check out the diagrams (below). Please let us know what you find.

Cheers, Ken
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Tuesday, August 21st, 2018 AT 12:54 PM

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