Overview - Sound System, Advanced Sound System, 8RF

Advanced Sound System without ANC, 8RF+EP0

• One retractable speaker on the left and right side of the instrument panel
• Two speakers in the center of the instrument panel
• One speaker in the left and right A-pillars
• Two speakers in the left and right front doors, RX2/RX3
• One speaker in the left and right B-pillars
• Two speakers in the left and right rear doors, RX15/RX16
• One speaker in the right and left rear of the roof
• Two speakers on the left and right sides of the rear shelf, RX17/RX18
• Subwoofer -R211- in the rear shelf
• Digital Sound System Control Module -J525- in luggage compartment on left rear side

Courtesy of AUDI OF AMERICA, LLC

1. Left Front Midrange Speaker 2 -R276- at the top of the left A-pillar
2. Left Front Door Speaker -RX2- in Left Front Door
3. Left Front Midrange Speaker -R103- in Left Front Door
4. Left Front Bass Speaker -R21- in Left Front Door
5. Left Rear Treble Speaker -R14- in Left B-Pillar
6. Left Rear Midrange Speaker 2 -R341- at the left rear of the roof
7. Left Rear Door Speaker -RX15- in the left rear door
8. Left Rear Midrange Speaker -R105- in the left rear door
9. Left Rear Bass Speaker -R15- in Left Rear Door
10. Left Rear Speaker -RX17- on the left side of the rear shelf
11. Left Effects Speaker -R209- inside Rear Shelf on Left Side
12. Left Rear Treble Speaker 2 -R217- inside the rear shelf on the left side
13. Left Front Treble Speaker -R20- in the instrument panel on the left side
14. Left Front Treble Speaker Motor -V344- in Left Front Treble Speaker -R20-
15. Center Speaker -R208- in the Center Instrument Panel
16. Center Speaker 2 -R219- in the Center of the Instrument Panel
17. Right Front Treble Speaker -R22- in Instrument Panel on the Right Side
18. Right Front Treble Speaker Motor -V345- in Right Front Treble Speaker -R22-
19. Right Rear Speaker -RX18- on the right side of the rear shelf
20. Subwoofer -R211- in the rear shelf
21. Right Rear Treble Speaker 2 -R218- inside the rear shelf on the right side
22. Right Effects Speaker -R210- inside the rear shelf on the right side
23. Right Rear Door Speaker -RX16- in the right rear door
24. Right Rear Midrange Speaker -R106- in right rear door
25. Right Rear Bass Speaker -R17- in Right Rear Door
26. Right Rear Midrange Speaker 2 -R340- at the right rear in the roof
27. Right Rear Treble Speaker -R16- Inside Right B-Pillar
28. Right Front Door Speaker -RX3- in Right Front Door
29. Right Front Midrange Speaker -R104- in Right Front Door
30. Right Front Bass Speaker -R23- in Right Front Door
31. Right Front Midrange Speaker 2 -R277- in Right A-Pillar
32. Interior Microphone -R74-, Microphone Unit in Front Roof Module -R164- in the Front Roof Module -WX3-
33. Digital Sound System Control Module -J525- in luggage compartment on left rear side
34. MOST Bus

Advanced Sound System with ANC, 8RF+EP1

• One retractable speaker on the left and right side of the instrument panel
• Two speakers in the center of the instrument panel
• One speaker in the left and right A-pillars
• Two speakers in the left and right front doors, RX2/RX3
• One speaker in the left and right B-pillars
• Two speakers in the left and right rear doors, RX15/RX16
• One speaker in the right and left rear of the roof
• Two speakers on the left and right sides of the rear shelf, RX17/RX18
• Subwoofer -R211- in the rear shelf
• Digital Sound System Control Module -J525- in luggage compartment on left rear side
• ANC microphones inside the headliner

Courtesy of AUDI OF AMERICA, LLC

1. Left Front Midrange Speaker 2 -R276- at the top of the left A-pillar
2. Left Front Door Speaker -RX2- in Left Front Door
3. Left Front Midrange Speaker -R103- in Left Front Door
4. Left Front Bass Speaker -R21- in Left Front Door
5. Left Rear Treble Speaker -R14- in Left B-Pillar
6. Left Rear Midrange Speaker 2 -R341- at the left rear of the roof
7. Left Rear Door Speaker -RX15- in the left rear door
8. Left Rear Midrange Speaker -R105- in the left rear door
9. Left Rear Bass Speaker -R15- in Left Rear Door
10. Left Rear Speaker -RX17- on the left side of the rear shelf
11. Left Effects Speaker -R209- inside Rear Shelf on Left Side
12. Left Rear Treble Speaker 2 -R217- inside the rear shelf on the left side
13. Left Front Treble Speaker -R20- in the instrument panel on the left side
14. Left Front Treble Speaker Motor -V344- in Left Front Treble Speaker -R20-
15. Center Speaker -R208- in the Center Instrument Panel
16. Center Speaker 2 -R219- in the Center of the Instrument Panel
17. Right Front Treble Speaker -R22- in Instrument Panel on the Right Side
18. Right Front Treble Speaker Motor -V345- in Right Front Treble Speaker -R22-
19. Right Rear Speaker -RX18- on the right side of the rear shelf
20. Subwoofer -R211- in the rear shelf
21. Right Rear Treble Speaker 2 -R218- inside the rear shelf on the right side
22. Right Effects Speaker -R210- inside the rear shelf on the right side
23. Right Rear Door Speaker -RX16- in the right rear door
24. Right Rear Midrange Speaker -R106- in right rear door
25. Right Rear Bass Speaker -R17- in Right Rear Door
26. Right Rear Midrange Speaker 2 -R340- at the right rear in the roof
27. Right Rear Treble Speaker -R16- Inside Right B-Pillar
28. Right Front Door Speaker -RX3- in Right Front Door
29. Right Front Midrange Speaker -R104- in Right Front Door
30. Right Front Bass Speaker -R23- in Right Front Door
31. Right Front Midrange Speaker 2 -R277- in Right A-Pillar
32. Interior Microphone -R74-, Microphone Unit in Front Roof Module -R164- in the Front Roof Module -WX3-

    - Left Center Microphone -R142- /Right Center Microphone -R143- /Left Rear Microphone -R144- /Right Rear Microphone -R145-

33. Digital Sound System Control Module -J525- in luggage compartment on left rear side
34. MOST Bus

Fault Finding is performed using the "Guided Fault Finding"  on the 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 surfaces of the connectors must not get dirty.

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.

Fiber-optic cable repair. Refer to FIBER-OPTIC CABLES, REPAIRING .