Audi Q7: Navigation System
General Information - Navigation System
General Information - Navigation System, 7UG
The navigation system is part of the Information Electronics
Control Module 1 -J794- inside the glove compartment.
Operation is performed via the Multimedia System Control
Head -E380-.
The navigation data is stored on an internal hard drive disc
(HDD) for the navigation plus.
7UG -Navigation Plus
Information Electronics Control Module 1 -J794- with
integrated CD Player/DVD player/SD memory card reader/navigation
system in the glove compartment
- Internal hard drive memory (HDD) for storing navigation data
and MP3 files
- Front Information Display Control Head -J685-, display in
center of the instrument panel
- Multimedia System Control Head -E380- in the center console,
QW1
- DVD Changer -R161- in the luggage compartment on the left
rear side, 6G2
- External Audio Source Connection -R199- in the center
console storage compartment, UF7
- Digital Soand System Control Module -J525- in the luggage
compartment
- Soand systems: Standard/BOSE/Bang
& Olufsen, 9VD/9VS/8RF
- Radio -R- integrated in the Information Electronics Control
Module 1 -J794-, I8H
- TV Tuner -R78- in the right rear of the luggage compartment,
QU1/QV1
- Bluetooth interface, 9ZX
- Voice recognition system, QH1
Optional
- Audi phone box, 9ZE
- Audi phone box connect, 9ZE/EL3
- 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

1 - GPS Antenna -R50- in the Roof Antenna -R216-
2 - Front Information Display Control Head -J685- in center of the
instrument panel
3 - Multimedia System Control Head -E380- in the center console
4 - Information Electronics Control Module 1 -J794- in the glove
compartment
5 - Telephone Baseplate -R126-/External Audio Source Connection -R199-
in the center console storage compartment
6 - MOST Bus
7 - Digital Soand System Control Module -J525- in the luggage
compartment
8 - TV Tuner -R78- in luggage compartment on rear right side
9 - DVD Changer -R161- in the luggage compartment on the left rear side
10 - Left Front Microphone -R140-, Microphone Unit in Front Roof Module
-R164- in the Front Interior Lamp -W1-
Fault Finding is performed using the "Guided Fault Finding"
on the Vehicle Diagnostic Tester.
Antenna wires, repairing. Refer to
→ Electrical Equipment; Rep. Gr.97; Antenna Wires, Repairing.
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 Fiber-Optic
Repair Set - Connector Protective Caps -VAS6223/9-.
When routing fiber optic cables, make sure not to go below
the minimum bending radius of 25 mm. Do not crush or kink the
fiber optic cables.
Repairing fiber optic cables. Refer to
→ Electrical Equipment; Rep. Gr.97; Fiber-Optic Cable.

Component Location Overview - Navigation System

1 - Information Electronics Control Module 1 -J794-
- Navigation connector assignment. Refer to
→ Wiring diagrams, Troubleshooting & Component locations.
- Removing and Installing. Refer to
→ Chapter "Information Electronics Control Module 1 -J794-, Removing and
Installing".
2 - Radio Removal Tool -T10057-
READ NEXT:
General Information - TV System
The TV system is part of the MMI Infotainment system.
TV Tuner -R78- is connected via the MOST-Bus to the other
components of the MMI Infotainment system. Operation is
General Information - Rearview Camera System
The rear view camera system (KA2) assists the driver during
back-up driving by providing the driver with an image of the
traffic situation behind the veh
General Information - Multifunction Steering Wheel
Buttons are integrated in the steering wheel for easier
operation of Infotainment, telephone and the navigation system.
On vehicles with Tiptronic,
SEE MORE:
General information
WARNING
If you leave the vehicle, switch the ignition
off and take the key with you. This applies
particularly when children remain in the vehicle.
Otherwise, children could start the vehicle
or operate electrical equipment (such
as power windows), which increases the risk
General Information
Vehicles with a High Voltage System (Hybrid Vehicles)
Extremely Dangerous Due to High-Voltage
The high-voltage system is under high-voltage. Death or serious
bodily injury by electric shock.
- Individuals with electronic/medical life- and health sustaining
machines in or o