Audi A4 Owners & Service Manuals

Audi A4: Connection for External Multimedia Devices

Audi A4 (B9) 2016-2024 Service Manual / Electrical System / Communication / Connection for External Multimedia Devices

Overview - Connection for External Multimedia Devices

There are several External Audio Source Connection -R199- versions:

  • USB Charging - AUX IN, UE4
  • AMI (Audi music interface) - USB connection (quantity 2) - AUX IN/ASI, UI2/UE7

"USB charge" and "USB connection" are in the USB Connection Baseplate -R193-.

The External Audio Source Connection -R199- is part of the Information Electronics Control Module 1 -J794-.

The interfaces are located in the center console storage compartment.

Component location - Front USB Connection Baseplate -R193-, USB Connection, AUX IN, UE4/UE7

The connections -1- are located in the center console storage compartment.

External devices can be charged via the USB connection.

  • iPod, iPhone
  • MP3 player
  • Smartphones
  • Tablets

AMI - front USB Connection Baseplate -R193- USB (quantity 2), AUX IN, ASI, UI2/UE7

The External Audio Source Connection -R199- is part of the Information Electronics Control Module 1 -J794-.

The interfaces are located in the center console storage compartment.

A91-12026

ASI - Audi Smartphone integration

The USB ports are fully connected. Various devices can be connected.

  • iPod, iPhone
  • MP3 player
  • USB memory sticks
  • Smartphones
  • Tablets

Suitable adapter cables are needed. Refer to the Owner's Manual.

Fault finding is performed using the "Guided Fault Finding" on the Vehicle Diagnostic Tester.

External Audio Source Connection -R199-, Removing and Installing

The External Audio Source Connection -R199--1- is located in the center console storage compartment -2-.

Removing

- Turn off the ignition and all electrical equipment and remove the ignition key.

- Remove the center console storage compartment. Refer to → Body Interior; Rep. Gr.68; Center Console; Overview - Center Console.

- Release and disconnect the connectors from the External Audio Source Connection -R199-.

A91-12026

- Press the tabs -arrows- on the External Audio Source Connection -R199--2- and remove the External Audio Source Connection -R199--2- from the storage compartment -1-.

A91-11979

Installing

- Installation is identical in reverse order of removal.

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