Quote:
Originally Posted by Franco Cozzo
You wouldn't be able to confirm without access to the OE diagnostic equipment, an aftermarket SAE J1939 scanner won't do anything aside from check for DTCs, clear and allow some basic diagnostic work.
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The pirated gear usually has dealer level access so can carry out emissions control tests to confirm (i.e., adblue dosage test etc).
A generic 1939 scanner should show live data. One might be able to tell things aren't what they should be depending how its deleted. Say, an inconsistent temp reading.