Overview - Telephone, Cell Phone Preparation, 9ZF, Through My 2014
The Telephone Baseplate -R126- is installed in the center console. The telephone is operated either by the Infotainment system MMI or by the Cellular Telephone -R54-.
The microphones for the Microphone Unit In Front Roof Module -R164- are integrated in the Front Interior Lamp -W1-. One microphone (Left Front Microphone -R140-) is connected directly to the Information Electronics Control Module 1 -J794-.
The connection for the antenna is located on the Telephone Baseplate -R126-.
9ZF - Cell Phone Preparation in the Information Electronics Control Module 1 -J794-
- Roof Antenna -R216-
- Front Information Display Control Head -J685-, Display in Center of the Instrument Panel
- Multimedia System Control Head -E380- in the Center Console
- Information Electronics Control Module 1 -J794- Inside the Instrument Panel
- Right Front Microphone -R141-, Microphone Unit in Front Roof Module -R164- in the Front Interior Lamp -W1-
- Data Bus On Board Diagnostic Interface -J533- under the Rear Bench Seat
- Steering Column Electronics Control Module -J527- on Steering Column at Steering Column Switch
- Multifunction Steering Wheel
- Instrument Cluster Control Module -J285- in the Instrument Panel
- Digital Sound System Control Module -J525- in Luggage Compartment on Left Rear Side
- Left Front Microphone -R140-, Microphone Unit in Front Roof Module -R164- in the Front Interior Lamp -W1-
- Telephone Baseplate -R126- with Cellular Telephone -R54-
- Cellular Telephone Amplifier -R86- in Luggage Compartment on Right Rear Side
Fault Finding is performed using the "Guided Fault Finding" . Refer to Vehicle Diagnostic Tester.
Antenna wires, repairing. Refer to ANTENNA WIRES, REPAIRING .
Notes on Bluetooth Technology
A standardized radio connection system is used to transmit data between the Information Electronics Control Module 1 -J794- and Telephone Handset -R37- /Cellular Telephone -R54- - Bluetooth Technology.
The range of the radio connection is approximately 10 m.
Notes on MOST bus
The optical data bus "MOST bus" is used in addition to the CAN bus.
A fiber-optic cable is used. Fiber optic cables are routed inside corrugated tubes for protection.
Replace the complete fiber-optic cable if possible.
The front surface of the connectors must not be contaminated.
If disconnecting the connectors: Attach the :VAS6223/9 .
When routing fiber-optic cables, make sure not to go below the minimum bending radius of 25 mm. Do not crush or kink the fiber-optic cables.
Repairing fiber optic cables. Refer to FIBER-OPTIC CABLE .