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International Automotive Technicians Network
Re: It's going to get REAL for some!
Posted to Emissions Forum on 7/19/2021


It is my understanding that the Calibration Verification Numbers (CVN) is essentially a Checksum that verifies if the program has been changed. [...] [[...]]

Changing a word in a million lines of code will result in a different Checksum/CVN being ge... Login to read more.