Originally Posted by
Hobomassiv
Can you tell me if its possible to check whether or not fault codes have been disabled at home? I dont want to change anything.
My car has not been remapped but I suspect the person who sold it to me was shady.
Depending on what car it is they can be found in the memory, the ecu stores faults and can be found in history when read, unless the data link connection has bin tampered with