[pierrem15]

“You can force me to take my car to emission testing, but nowhere does it say that my car has to be honest about it!”

Actually, this is the way the regulation is written-- the car must meet the emissions standards "during the test."

It doesn't specify before or afterwards.

[nascarnation]

Actually, this is the way the regulation is written

VW's outcome on this doesn't look too promising based on the HD diesel case in 1998.

http://jalopnik.com/how-the-epa-won-1-billion-from-diesel-cheaters-long-be-1732109485