Audi Q3: Overview - Navigation System

Overview - Navigation System, General Information

• The navigation system is available on vehicles with Ready4Nav (7Q4), Navigation packet (7T2) and MMI navigation plus (7T6).
• The navigation system is part of the Information Electronics Control Module 1 -J794- inside the instrument panel.
• The operation takes place through the device itself.
• On the Ready4Nav (7Q4), all components for the navigation are installed (Radio concert MOST with GPS Antenna -R50-). The SD memory card does not contain the navigation data.
• For the navigation packet (7T2), the navigation data is stored on an SD card.
• For the MMI navigation plus (7TG), the navigation data is stored on an internal hard drive disc (HDD).
• MMI Navigation Plus - Japan: The Chip Card Reader Control Module -J676-is located in the glove compartment and the Traffic Data Antenna -R173- is located on the windshield.

Perform the Fault Finding with the Vehicle Diagnostic Tester.

Repairing the antenna wires. Refer to → Electrical Equipment General Information; Rep. Gr.97; Antenna Wires, Repairing.

Overview - Navigation System, Ready4Nav 7Q4, Navigation Packet 7T2

1 - Roof Antenna -R216-

2 - Front Information Display Control Head -J685-

• In center of the instrument panel

3 - Information Electronics Control Module 1 -J794-

• Inside the instrument panel

4 - Data Bus On Board Diagnostic Interface -J533-

• Behind the driver side left compartment

5 - MOST Bus

6 - Digital Sound System Control Module -J525-

• In the right rear of the luggage compartment under the luggage compartment.

7 - CD Changer -R41-

• In the luggage compartment at the left behind the door

8 - External Audio Source Connection -R199-

• In the center console storage compartment

Overview - Navigation System, MMI Navigation Plus, 7T6

1 - Roof Antenna -R216-

2 - Front Information Display Control Head -J685-

• In center of the instrument panel

3 - Information Electronics Control Module 1 -J794-

• Inside the instrument panel

4 - MOST Bus

5 - Data Bus On Board Diagnostic Interface -J533-

• Behind the driver side left compartment

6 - Digital Sound System Control Module -J525-

• In the right rear of the luggage compartment under the luggage compartment.

7 - Radio -R-

• In the luggage compartment at the left behind the door

8 - CD Changer -R41-

• In the luggage compartment at the left behind the door

9 - External Audio Source Connection -R199-

• In the Center Console Storage Compartment

Component Location Overview - Navigation System

Component Location Overview - Navigation System, MMI Navigation Plus, 7T6

1 - Information Electronics Control Module 1 -J794-

• Ready4Nav connector assignment. Refer to → Chapter "Connector Assignments, Ready4Nav 7Q4, Navigation Packet 7T2".
• MMI navigation plus connector assignment. Refer to → Chapter "Connector Assignment, MMI Navigation Plus, 7T6".
• Removing and installing. Refer to → Chapter "Information Electronics Control Module 1 -J794-, Removing and Installing".

2 - Radio Removal Tool -T10057-

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