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      07-21-2021, 07:09 PM   #37
IllSic_Design
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Drives: 09 E92 335i
Join Date: Jun 2016
Location: Northern California

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Quote:
Originally Posted by flybigjet View Post
Dumb question-

How will CA know? As far as I can tell, you have to have the super-secret Mothership computer to check if the car has been flashed.

Pretty sure that your average tire/smog shop in Cali won't have one of those.

R.
The SMOG testing computer connects to your OBD port as usual during a smog test and reads your DME, it then checks a CVN(calibration verif. number) of the software against your DME(or something to this effect) and if they don't match then you fail. All SMOG testing sites use the same type of machine, and I'm sure its updated regularly.


https://www.bar.ca.gov/Industry/BAR-OIS_FAQ
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