Overview - Sound System

The following systems are offered:

Standard Sound System 9VD

One speaker in the left and right front doors
One loud speaker on the left side, center and right side of the instrument panel
One loud speaker in the left and right rear doors
One speaker in the left and right B-pillars
Subwoofer -R211- in the center of the rear shelf

Fig 1: Identifying MMI Sound System Standard

Courtesy of AUDI OF AMERICA, LLC

Radio -R- inside the luggage compartment on the rear panel on the right side/in the left luggage compartment recess.
Left Front Treble Speaker -R20- /Right Front Treble Speaker -R22- in the instrument panel
Left Front Bass Speaker -R21- /Right Front Bass Speaker -R23- at bottom in front doors
Left Rear Treble Speaker -R14- /Right Rear Treble Speaker -R16- inside the B-pillars
Left Rear Mid/Low Range Speaker -R159- /Right Rear Mid-Bass Speaker -R160- at bottom in rear doors
Center Speaker -R208- in center of instrument panel
Subwoofer -R211- in the rear shelf
MOST bus

Premium BOSE® Sound System 8RY

Two speakers in the left and right front doors
One loud speaker on the left side, center and right side of the instrument panel
One loud speaker in the left and right rear doors
One speaker in the left and right B-pillars
Two loud speakers on the left and right side of the rear shelf
Subwoofer -R211- in the center of the rear shelf
Digital Sound System Control Module -J525- inside the luggage compartment on the rear panel on the left side

Fig 2: Identifying Sound System With ANC EP1 And Without ANC EP0

Courtesy of AUDI OF AMERICA, LLC

Digital Sound System Control Module -J525- inside the luggage compartment on the rear panel on the left side
Left Front Treble Speaker -R20- /Right Front Treble Speaker -R22- in the instrument panel
Left Front Midrange Speaker -R103- /Right Front Midrange Speaker -R104- in front doors, center
Left Front Bass Speaker -R21- /Right Front Bass Speaker -R23- at bottom in front doors
Left Rear Treble Speaker -R14- /Right Rear Treble Speaker -R16- inside the B-pillars
Left Rear Mid/Low Range Speaker -R159- /Right Rear Mid-Bass Speaker -R160- at bottom in rear doors
Center Speaker -R208- in center of instrument panel
Left Effects Speaker -R209- /Right Effects Speaker -R210- in the rear shelf on the left and right sides
Subwoofer -R211- in the rear shelf
Microphone Unit In Front Roof Module -R164- (Interior Microphone -R74-) in the Front Interior Lamp -W1-
- ANC microphones inside the headliner
MOST Bus

Advanced Sound System, Bang & Olufsen®, 8RF

Two speakers in the left and right front doors
One loud 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 B-pillars
Two speakers in the left and right rear doors
Two loud speakers on the left and right side of the rear shelf
Subwoofer -R211- in the center of the rear shelf
Digital Sound System Control Module -J525- inside the luggage compartment on the rear panel on the left side
Digital Sound System Control Module 2 -J787- inside the luggage compartment on the rear panel on the left side/in the left luggage compartment recess

Fig 3: Identifying Advanced Sound System, Bang & Olufsen®, 8RF

Courtesy of AUDI OF AMERICA, LLC

Left Front Midrange Speaker -R103- in Center of Left Front Door
Right Front Midrange Speaker -R104- in Center of Right Front Door
Left Rear Treble Speaker -R14- in Left B-Pillar
Left Rear Midrange Speaker -R105- in Center of Left Rear Door
Right Rear Treble Speaker -R16- Inside Right B-Pillar
Right Rear Midrange Speaker -R106- in Center of Right Rear Door
Left Effects Speaker -R209- inside Rear Shelf on Left Side
Left Rear Treble Speaker 2 -R217- inside the rear shelf on the left side
Right Effects Speaker -R210- inside the rear shelf on the right side
Right Rear Treble Speaker 2 -R218- inside the rear shelf on the right side
Left Front Treble Speaker -R20- inside the instrument panel on the left side
Left Front Treble Speaker Motor -V344-
Center Speaker -R208- in center of instrument panel
Center Speaker 2 -R219- in the center of the instrument panel
Right Front Treble Speaker -R22- in right instrument panel
Right Front Treble Speaker Motor -V345-
Left Front Bass Speaker -R21- in the bottom of the left front door
Right Front Bass Speaker -R23- in the bottom of the right front door
Left Rear Bass Speaker -R15- in the bottom of the left rear door
Right Rear Bass Speaker -R17- in the bottom of the right rear door
Subwoofer -R211- in the rear shelf
Digital Sound System Control Module 2 -J787- inside the luggage compartment on the rear panel on the left side/in the left luggage compartment recess
Microphone Unit In Front Roof Module -R164- (Interior Microphone -R74-) in the Front Interior Lamp -W1-
- ANC microphones inside the headliner
MOST Bus
Digital Sound System Control Module -J525- inside the luggage compartment on the rear panel on the left side

Notes on MOST Bus

The optical Data bus "MOST bus" is used in addition to the CAN bus.

A fiber-optic cable is used as a "connecting cable". Fiber optic cables are routed inside corrugated tubes for protection.

Replace complete fiber optic cable if possible.

The front surface of the connectors must not be dirty.

If disconnecting the connectors: Attach Fiber-Optic Repair Set - Connector Protective CapsVAS6223/9.

Fig 4: Identifying Fiber Optic Plier Repair Set VAS 6223

Courtesy of AUDI OF AMERICA, LLC

When installing 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 Fiber-Optic Cables, Repairing .