9VS - Premium Sound System, Bang & Olufsen

• Two speakers in the left and right A-pillars
• Two speakers in the left and right front doors
• One speaker on the left and right side of the instrument panel
• Two speakers in the center of the instrument panel
• Two speakers each in the rear side trim panels/left and right rear doors
• Two speakers each in the rear shelf/D-pillar/left and right side trim panel
• Subwoofer -R211-, only on Coupe and Sportback
• Left Rear Subwoofer -R239- and Right Rear Subwoofer -R240-, only for Cabriolet
• Digital Sound System Control Module -J525- in luggage compartment on left rear side

Fig 1: 9VS - Bang & Olufsen Circuit Diagram

Courtesy of AUDI OF AMERICA, LLC

1. Left Front Treble Speaker 2 -R220- in the left A-pillar at the top
2. Left Front Midrange Speaker 2 -R276- in the Instrument Panel on the Left Side
3. Left Front Bass Speaker -R21- In the Bottom of the Left Front Door
4. Left Front Midrange Speaker -R103- In Center of Left Front Door
5. Left Front Treble Speaker -R20- In the Left Upper A-Pillar
6. Left Rear Treble Speaker -R14- in the Rear Side Trim Panel/Top of Door
7. Left Rear Bass Speaker -R15- in Rear Center Side Trim Panel/ Bottom of Door
8. Left Effects Speaker -R209- in the Rear Shelf/D-Pillar/Left Side Trim Panel
9. Center Speaker -R208- in the Center Instrument Panel
10. Center Speaker 2 -R219- in the Center of the Instrument Panel
11. Subwoofer -R211- in the Rear Shelf/Luggage Compartment Recess, only for Coupe and Sportback

    - Left Rear Subwoofer -R239- /Right Rear Subwoofer -R240- Behind the Left and Right Side Trim Panel, Only on Cabriolet

12. Right Effects Speaker -R210- in the Rear Shelf/D-Pillar/Right Side Trim Panel
13. Right Rear Bass Speaker -R17- in Rear Center Side Trim Panel/Bottom of Door
14. Right Rear Treble Speaker -R16- in the Rear Side Trim Panel/Top of Door
15. Right Front Treble Speaker -R22- in the Right Upper A-Pillar
16. Right Front Midrange Speaker -R104- In Center of Right Front Door
17. Right Front Bass Speaker -R23- In the Bottom of the Right Front Door
18. Right Front Midrange Speaker 2 -R277- In the Instrument Panel on the Right Side
19. Right Front Treble Speaker 2 -R221- At the Top of the Right A-Pillar
20. Interior Microphone -R74-, Microphone Unit in Front Roof Module -R164- in the Front Interior Lamp -W1-
21. Digital Sound System Control Module -J525- In Luggage Compartment on Left Rear Side
22. MOST Bus

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  .

Fig 2: 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 the fiber-optic cables.

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