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Ewald Böhm Ewald Böhm is offline
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Default EPA caught VW cheating - how does the car know it's beingtested?

On Sun, 20 Sep 2015 15:49:16 -0700, sms wrote:

The number of pending codes that is allowable varies by year of
manufacture. A good shop will tell you the drive sequence to clear the
pending codes for each model. A bad shop won't even know this information.


It's usually documented as the FTP.