Operation CHARM: Car repair manuals for everyone.

Information Bus: Description and Operation






Data Bus On Board Diagnostic Interface Component Overview






1 Multimedia Control Head (E380)

• In center console, front.

2 Front Information Display Control Head (J685)

• In the center of the instrument panel.

3 Front Information Display Control Head Control Module (J523)

• Behind glove compartment.

4 Instrument Cluster Control Module (J285)

• In instrument cluster.

• On left of luggage compartment behind side trim.

5 Radio (R)

6 Chip Card Reader Control Module (J676)

• In the glove compartment.

7 Media Player, Position 1 (R118)

• In the glove compartment.

8 Digital Radio (DAB) (R147)

• On left of luggage compartment behind side trim.

9 TV Tuner (R78)

• On left of luggage compartment behind side trim.

10 Navigation System with CD Drive Control Module (J401)

• On left of luggage compartment behind side trim.

11 Digital Sound System Control Module (J525)

• On left of luggage compartment behind side trim.

12 Telephone/Telematics Control Module (J526) and/or Telephone Transceiver (R36)

• Beneath floor carpet in driver's footwell.

13 Multifunction Steering Wheel

14 Steering Column Electronic Systems Control Module (J527)

• On steering column.

15 Data Bus On Board Diagnostic Interface (J533)

• Gateway

• Behind glove compartment.