OBD Technical Data

OBD Technical Data

Features

• Data transfer between control module and vehicle diagnostic, testing and information system VAS 5051 is carried out in "self-diagnosis" mode.

• Diagnostic Trouble Code (DTC) memory: Non-volatile and volatile memories.

• Display of stored DTCs occurs after initiation of display mode. Refer to => [ DTC Memory, Erasing ] DTC Memory, Erasing.

• DTC memory must be erased after malfunction is repaired. Refer to => [ DTC Memory, Erasing ] DTC Memory, Erasing.

Important

• Readiness code must be re-generated after every time DTC memory is erased. Refer to => [ Readiness Code, Generating ] Readiness Code, Generating.

• If the ECM recognizes malfunctions that lead to a worsening of emissions values, it indicates them by lighting the Malfunction Indicator Lamp (MIL) (K83) in the instrument cluster. Significance of Malfunction Indicator Lamp (MIL) (K83). Refer to => [ Malfunction Indicator Lamp ] Malfunction Indicator Lamp.

• Electronic Power Control (EPC) relevant malfunctions are also indicated in the instrument cluster by the warning lamp for Electronic Power Control (EPC warning lamp).