Hi,
Check pin 16 in the data link connector for power. It should have 12v at all times. See pic 1 below.
If there is no power, locate fuse 20 in the smart junction box inside the vehicle. Check that fuse. Also, confirm there is power to and from it.
Here is a link you may find helpful:
https://www.2carpros.com/articles/how-to-check-a-car-fuse
I attached pics below to help locate the items I mentioned.
Let me know what you find.
Take care,
joe
See pics below.
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Saturday, March 18th, 2023 AT 4:33 PM