Overview - Telephone, AUDI Phone Box And AUDI Connect, 9ZC From My 2015

The Telephone Baseplate -R126- (Audi phone box) 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 to the cellular network takes place via the Telephone Antenna -R65-.

The antenna connection is located on the Cellular Telephone Amplifier -R86-.

For the data transfer two LTE antennas are installed (LTE Antenna 1 -R297- /LTE Antenna 2 -R306-) and connected with the Information Electronics Control Module 1 -J794-.

9ZC - Audi Phone Box and Audi Connect 

Courtesy of AUDI OF AMERICA, LLC

1. LTE Antenna 1 -R297- in the Roof Antenna -R216-
2. Front Information Display Control Head -J685-, Display in Center of the Instrument Panel
3. Multimedia System Control Head -E380- in the Center Console
4. Telephone Baseplate -R126- with Cellular Telephone -R54-
5. Information Electronics Control Module 1 -J794- inside the Instrument Panel
6. Cellular Telephone Amplifier -R86- in Luggage Compartment on Left Rear Side
7. LTE Antenna 2 -R306- on the Left Side of the Bumper
8. MOST Bus
9. Telephone Antenna -R65- on the Left Side of the Bumper
10. Data Bus On Board Diagnostic Interface -J533- under the Rear Bench Seat
11. Digital Sound System Control Module -J525- in Luggage Compartment on Left Rear Side
12. DVD Changer -R161- in the Glove Compartment
13. Left Front Microphone -R140-, Microphone Unit in Front Roof Module -R164- in the Front Interior Lamp -W1-

Antennas on Audi phone box and Audi connect, 9ZC 

• The Telephone Antenna -R65- is installed under the rear bumper cover on the left side
• The LTE Antenna 1 -R297- is installed in the Roof Antenna -R216-
• The LTE Antenna 2 -R306- is installed under the rear bumper cover on the right side.

Courtesy of AUDI OF AMERICA, LLC

1. Information Electronics Control Module 1 -J794-
2. Telephone Baseplate -R126-
3. Roof Antenna -R216-
   • LTE Antenna 1 -R297-
4. Right Bumper Antenna
   • LTE Antenna 2 -R306-
5. Left Bumper Antenna
   • Telephone Antenna -R65-
6. Cellular Telephone Amplifier -R86-

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 is used for data transfer between the Information Electronics Control Module 1 -J794- and Cellular Telephone -R54- - Bluetooth Technology.

The range of the radio connection is approximately 10 m.