Audi A4 Owners & Service Manuals

Audi A4: Component Location Overview - Telephone System

Audi A4 (B9) 2016-2025 Service Manual / Electrical System / Communication / Telephone System / Component Location Overview - Telephone System

Component Location Overview - Telephone System

1 - Center Console Storage Compartment

  • Removing and installing. Refer to → Body Interior; Rep. Gr.68; Center Console; Overview - Center Console.

2 - Telephone Baseplate -R126-

  • Removing and installing. Refer to → Chapter "Telephone Baseplate -R126-, Removing and Installing".

3 - Bracket

  • Nut tightening specification: 3 Nm

4 - Cellular Telephone Amplifier -R86-

  • Connector assignment. Refer to → Wiring diagrams, Troubleshooting & Component locations.
  • Removing and installing. Refer to → Chapter "Cellular Telephone Amplifier -R86-, Removing and Installing".

5 - Front Interior Lamp -W1-

  • Removing and installing. Refer to → Electrical Equipment; Rep. Gr.96; Controls; Front Interior/Reading Lamp, Removing and Installing.

6 - Right Front Microphone -R141-

  • 4-Pin Connector -T4-, black
  • Removing and installing. Refer to → Chapter "Microphone Unit in Front Roof Module -R164-, Removing and Installing".

7 - 4-Pin Connector -T4dc-, Black

8 - Interior Microphone -R74-

  • Removing and installing. Refer to → Chapter "Microphone Unit in Front Roof Module -R164-, Removing and Installing".

9 - Left Front Microphone -R140-

  • 4-Pin Connector -T4-, red
  • Removing and installing. Refer to → Chapter "Microphone Unit in Front Roof Module -R164-, Removing and Installing".

10 - Information Electronics Control Module 1 -J794-

  • Connector assignment. Refer to → Wiring diagrams, Troubleshooting & Component locations.
  • Removing and installing. Refer to → Chapter "Information Electronics Control Module 1 -J794-, Removing and Installing".

Overview - Microphone Unit

One microphone (Interior Microphone -R74-) is connected directly to the Digital Sound System Control Module -J525-. The other microphones are connected to the Information Electronics Control Module 1 -J794-.

For IW3 the Left Front Microphone -R140- is connected with the Data Bus on Board Diagnostic Interface -J533- and for 9ZE are "looped through" on the Information Electronics Control Module 1 -J794-.

Overview - Microphone Unit

1 - Front Interior Lamp -W1-

  • Removing and installing. Refer to → Electrical Equipment; Rep. Gr.96; Controls; Front Interior/Reading Lamp, Removing and Installing.

2 - 4-Pin Connector -T4dc-, Black

3 - Interior Microphone -R74-

  • Removing and installing. Refer to → Chapter "Microphone Unit in Front Roof Module -R164-, Removing and Installing".

4 - Right Front Microphone -R141-

  • 4-Pin Connector -T4-, black
  • Removing and installing. Refer to → Chapter "Microphone Unit in Front Roof Module -R164-, Removing and Installing".

5 - Left Front Microphone -R140-

  • 4-Pin Connector -T4-, red
  • Removing and installing. Refer to → Chapter "Microphone Unit in Front Roof Module -R164-, Removing and Installing".

Microphone Unit in Front Roof Module -R164-, removing and installing. Refer to → Chapter "Microphone Unit in Front Roof Module -R164-, Removing and Installing".

    READ NEXT:

     Microphone Unit in Front Roof Module -R164-, Removing and Installing

    The Microphone Unit in Front Roof Module -R164- in the Front Interior Lamp -W1- is comprised of the Interior Microphone -R74-, the Left Front Microphone -R140- and the Right Front Microphone -R141-

     Navigation System

     Overview - Navigation System

    Overview - Navigation System, MMI Navigation, 7UF 7UF - Navigation Information Electronics Control Module 1 -J794- with integrated CD player/SD memory card reader/navigation system in the glove comp

    SEE MORE:

     Windshield Wiper/Washer System

    Washer Fluid Hoses Washer Fluid Line Hose Connections, Disconnecting and Connecting Various hose couplings are used to connect the hoses to the washer fluid pumps and spray jets or as coupling points. Unsecured Hose Coupling - To disconnect the connection, pull both parts of the coupling apar

     Overview - Transverse Link

    Upper Transverse Link 1 - Wheel Bearing Housing 2 - Bolt 70 Nm + 180º Replace after removing 3 - Front Upper Transverse Link Removing and installing. Refer to → Chapter "Front Upper Transverse Link, Removing and Installing". Installation position. Refer

    © 2019-2025 Copyright www.audia4b9.com