Obd2 no link

2003 PONTIAC VIBE
156,000 MILES • 1.8L • 4 CYL • 2WD • AUTOMATIC
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BABO MAGAñA
  • MEMBER
  • 1 POST
I connect my obd2 code reader and a message saying "no link" pops up. So i can't get codes and yes the check engine light comes on.
Jul 7, 2019 at 3:49 PM
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SCGRANTURISMO
  • CAR REPAIR CONTRIBUTOR
  • 4,897 POSTS
Hello,

In the diagrams down below I have included the factory diagnostic troubleshooting guide for tracking the problem with your vehicle's Data Link Connector (DLC) which is where you plug in your code reader to read the Direct Trouble Code(s)(DTC)(s) from your vehicle's Power-train Control Module (PCM). It will require you to use a multi-meter so I have included a link below for you if you are unfamiliar with how to us one.

https://www.2carpros.com/articles/how-to-use-a-voltmeter

Please go through these guides and get back to us with what you are able to find out.

Thanks,
Alex
2CarPros
Jul 7, 2019 at 5:21 PM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.