Diagnostic not connecting with ECU

Tiny
OPAKAPIJI
  • MEMBER
  • 2001 NISSAN X-TRAIL
  • 2.2L
  • 4 CYL
  • 4WD
  • AUTOMATIC
  • 120,000 MILES
ELM327 not communicating with ECU.
Monday, June 18th, 2018 AT 2:09 AM

1 Reply

Tiny
KEN L
  • MASTER CERTIFIED MECHANIC
  • 48,363 POSTS
Hello,

The first thing I would do is plug the scanner into a different car to make sure it works. Then check the fuses #26 and #11 which power the ALDL. Here is a guide to help you run a test and the wiring diagrams so you can see how it works:

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

Please let us know what happens.

Cheers, Ken
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Friday, July 20th, 2018 AT 10:04 AM

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