Data bus diagnostic interfaceJ533

Make

Volkswagen

Model

Golf Mk5

Section

Wiring › Control units › Data bus diagnostic interfaceJ533

Vehicle electricsData bus diagnostic interfaceJ533

Data bus diagnostic interface -J533-   Note Additional information: → No.318 → No.319 → Current flow diagrams, Electrical fault finding and Fitting locations → Operating manual General description: The data bus diagnostic interface -J533- (Gateway) is designed as a separate control unit. It is responsible for the following in the vehicle: t  Exchange of data between the CAN data bus systems „powertrain CAN data bus“, „convenience CAN data bus“ and „infotainment CAN data bus“. t  Conversion of diagnostic data from CAN data bus systems to K lead and visa versa, so that data can be used by vehicle diagnosis, testing and information system -VAS 5051A-.   Note If the data bus diagnostic interface -J533- is to be removed, the procedure → Chapter „Renewing data bus diagnostic interface -J533-“ must always be performed to read out the codes stored in the unit. Fault detection and fault display: The data bus diagnostic interface -J533- is equipped with self-diagnosis, which is designed to simplify fault finding. For fault finding, use vehicle diagnosis, testing and information system -VAS 5051A- in „Guided fault finding“ mode.

03 General