Overview - Telephone, AUDI Phone Box, 9ZE Through My 2020

The Information Electronics Control Module 1 -J794- is installed and is used for hands-free calling.

The Cellular Telephone -R54- is connected via Bluetooth. The Bluetooth Antenna -R152- is installed in the Information Electronics Control Module 1 -J794-.

It can be operated using the MMI Infotainment system or by the Cellular Telephone -R54-.

The Left Front Microphone -R140- and the Right Front Microphone -R141- are installed in the Front Roof Module -WX3-.

The Mobile Device Charger 1 -J1146- (Audi phone box) is installed with a pairing antenna in the front center console storage compartment. The Mobile Device Charger 1 -J1146- is also equipped with a module for wireless charging of the corresponding Cellular Telephone -R54-.

The LTE Antenna 3 -R330- for the telephone function is connected to the Mobile Device Charger 1 -J1146- via the Cellular Telephone Amplifier -R86-.

An LTE module can also be installed in the Information Electronics Control Module 1 -J794- for an Internet connection (Audi connect, EL3).

9ZE - Audi Phone Box

Courtesy of AUDI

1. LTE Antenna 1 -R297- in the Roof Antenna -R216-
   • EL3 and IW0/IV0

     - LTE Antenna 1 -R297- under the rear bumper cover in the center

   • EL3 and IV1 through IV8
2. Left Front Microphone -R140- /Right Front Microphone -R141-, in the Front Roof Module -WX3-.
3. Front Information Display Control Head -J685- in Center of the Instrument Panel
4. Front Information Display Control Head 2 -J1060-, in the front center console
5. Mobile Device Charger 1 -J1146- in the front center console storage compartment
6. Cellular Telephone Amplifier -R86- in the luggage compartment on the right rear side
7. LTE Antenna 3 -R330- under the rear bumper cover on the right side
8. LTE Antenna 2 -R306- under the rear bumper cover on the left side.
   • EL3 and IV0

     LTE Antenna 2 -R306- on the left rear side window

   • EL3 and IV1 through IV8
9. Information Electronics Control Module 1 -J794- behind the glove compartment
10. Sound Systems

Antennas

9ZE - Audi phone box without Audi connect EL0:

• The LTE Antenna 3 -R330- is installed for the telephone function.
• There are no LTE antennas installed for data transmission.

9ZE - Audi phone box with Audi connect EL3:

• The LTE Antenna 3 -R330- is installed for the telephone function.
• The LTE Antenna 1 -R297- and the LTE Antenna 2 -R306- is installed for data transmission.

Overview Antennas

Courtesy of AUDI

1. Information Electronics Control Module 1 -J794-
2. Cellular Telephone Amplifier -R86-
3. Center Bumper Antenna
   • Emergency Call Module Antenna -R263-, IW1/IW3 and IV0
   • LTE Antenna 1 -R297-, EL3 and IV1 through IV8
4. Right Bumper Antenna
   • LTE Antenna 3 -R330-, IW1/IW3/IV1 through IV8
5. Left Bumper Antenna
   • LTE Antenna 2 -R306-, EL3 and IV0
   • Emergency Call Module Antenna -R263-, IV1 through IV8
6. LTE Antenna 2 -R306-
   • EL3 and IV1 through IV8
7. Roof Antenna -R216-
   • LTE Antenna 1 -R297-, EL3 and IW0/IV0
   • Emergency Call Module Antenna 2 -R322-, IW1/IW3/IV1 through IV8
   • LTE Antenna 3 -R330-, IW0/IV0
8. Mobile Device Charger 1 -J1146-

• IW1/IW3 - with emergency call system, eCall/bCall
• IW0 - without emergency call system, eCall/bCall
• EL3 - with Audi connect online service
• EL0 - without Audi connect online service
• IV0 - Without connect Packet Plus
• IV1 through IV8 - with connect Plus

Antenna, removing and installing. Refer to COMPONENT LOCATION OVERVIEW - ANTENNA SYSTEMS .

Fault Finding is performed using the "Guided Fault Finding" on the 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 (32.8 feet).