Cellular Phone Transceiver: Service and Repair

Telephone Transceiver

Telephone transceiver (R36) is located in front of left front seat under floor covering

Special tools, testers and auxiliary items required

• Protective cap for cable connector (VAS 6223/9)

- Switch off all electrical consumers.

- Remove the key.

- If control module is replaced, select replacement function for appropriate control module in guided fault finding routine.

Use the vehicle diagnosis, testing and information system (VAS 5051) to do so.

Removing

- Remove the left front seat.

- Fold back the floor mat.

- Disengage cover of electronics box and open the box - arrows -.





The telephone transceiver is only wedged into the electronics box.

- Pry the telephone transceiver - 1 - in - direction of arrow - out of the electronics box - 2 -.





- Disconnect all harness connectors.

- Attach the (VAS 6223/9) - 1 - onto the MOST-Bus connector - 2 -.





Installing

- Install in reverse order.

- Adapt the Bluetooth connection between telephone transceiver and telephone handset (R36) anew. Refer to => [ Telephone Handset - Telephone Fixed Installation, Adapting ] Testing and Inspection.