P0068 PDF

A document that provides diagnostic information related to the control unit DME (DFI) for a vehicle. It addresses issues of mass air flow implausibility and lists specific fault codes that pinpoint operational ranges where faults have occurred, including range near idle speed and various load ranges. It highlights diagnostic conditions and potential fault causes, directing users to refer to other documents for comprehensive information. The fault setting conditions are specified as a significant variance between measured and calculated air mass.