Overview - Infotainment System, MMI Navigation Plus, I8H+7UG

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2022 Audi SQ5, 2022 Audi Q5 e, 2022 Audi Q5, 2021 Audi SQ5, and 2021 Audi Q5 e. However, it is still accessible from the selected car via links, so may be relevant.

On the "MMI Navigation plus" Infotainment system, the following functions are integrated in the Information Electronics Control Module 1 -J794- :

Infotainment System Characteristics - MMI Navigation Plus

Information Electronics Control Module 1 -J794- with integrated DVD player and two SD card readers in the glove compartment
Multimedia System Control Head -E380- in the Center Console
Front Information Display Control Head -J685-, 8.3 inch display in the center of the instrument panel
Instrument Cluster Control Module -J285-, color display in the instrument cluster, 9S7
Internal hard drive memory for storing navigation data and MP3 files
External Audio Source Connection -R199- in the center console storage compartment, USB charging, AUX IN, UE4
Sound system basic sound, 8RM
Video input for rearview camera system, KA2
Bluetooth interface, 9ZX
LTE data module, EL3
Multifunction Steering Wheel
Voice recognition system

Optional

Digital Radio -R147- integrated in the Information Electronics Control Module 1 -J794-, only Europe/Rest of World and QV3
Radio System, Satellite -R146- integrated in the Information Electronics Control Module 1 -J794-, only USA and QV3
Digital Sound System Control Module -J525- in the left rear side of the luggage compartment, 9VS
Instrument Cluster -KX2-, "Audi virtual cockpit", 9S8
TV Tuner -R78- in the right rear of the luggage compartment, QU1/QV1
Sound systems: Audi sound system/Premium Sound System Bang & Olufsen, 9VD/9VS
External Audio Source Connection -R199- in center console storage compartment, USB (quantity: 2), AUX IN, ASI, UI2/UE7
Audi phone box, 9ZE

ASI - Audi Smartphone Interface

Courtesy of AUDI OF AMERICA, LLC

Front Information Display Control Head -J685-, Display in Center of the Instrument Panel
GPS Antenna -R50- in the Roof Antenna -R216-
Rear Window Antennas
Bumper Antennas
Information Electronics Control Module 1 -J794- in the Glove Compartment
Multimedia System Control Head -E380- in the Center Console
Driver Volume Control -E67- in the Center Console
Instrument Cluster -KX2-, "Audi virtual cockpit"
MOST Bus
Digital Sound System Control Module -J525- in Luggage Compartment on Left Rear Side
TV Tuner -R78- in Luggage Compartment on Rear Right Side
External Audio Source Connection -R199- in the rear center console storage compartment
Sound Systems

The MOST bus performs the system data exchange in the CAN bus and MMI.

Fault Finding is performed using the "Guided Fault Finding". Refer to Vehicle Diagnostic Tester.

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 .

Fig 1: Fiber-Optic Conductor Repair Set VAS 6223A

Courtesy of AUDI OF AMERICA, LLC

When routing fiber-optic cables, make sure not to go below the minimum bending radius of 25 mm. Do not crush or kink fiber optic cables.

Repairing fiber-optic cables. Refer to GENERAL REPAIR INFORMATION .