Overview - Sound System

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The following systems are offered.

Radio (CAN) Sound System Basic

One speaker in the left and right front doors
One loud speaker on the left and right side of the instrument panel

Radio (CAN) Sound System Basic

Fig 1: Identifying Sound System

Courtesy of AUDI OF AMERICA, LLC

Radio -R- in the instrument panel
Left Front Treble Speaker -R20- /Right Front Treble Speaker -R22- in the instrument panel
Left Front Mid-Bass Speaker -R101- /Right Front Mid-Bass Speaker -R102- at bottom in front doors
CAN Bus (Infotainment)

Radio (CAN) Sound System Basic Plus 8RX

One speaker in the left and right front doors
One loud speaker on the left and right side of the instrument panel
Two speakers in the left and right rear doors

MMI Basic sound system 8RX

One speaker in the left and right front doors
One loud speaker on the left and right side of the instrument panel
Two speakers in the left and right rear doors

Radio (CAN) Sound System Basic Plus/MMI Sound System Basic 8RX

Fig 2: Identifying Radio CAN/MMI, Sound System Basic Plus

Courtesy of AUDI OF AMERICA, LLC

Radio -R- in the instrument panel/behind the left luggage compartment trim panel
Left Front Treble Speaker -R20- /Right Front Treble Speaker -R22- in the instrument panel
Left Front Mid-Bass Speaker -R101- /Right Front Mid-Bass Speaker -R102- at bottom in front doors
Left Rear Treble Speaker -R14- /Right Rear Treble Speaker -R16- at top in rear doors
Left Rear Mid/Low Range Speaker -R159- /Right Rear Mid/Low Range Speaker -R160- at bottom in rear doors
CAN Bus (Infotainment)/MOST Bus

Radio (CAN) 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
Two speakers in the left and right rear doors
Subwoofer in Rear Shelf -R157- (in the spare tire well)
Digital Sound System Control Module -J525-

Radio (CAN) standard sound system 9VD

Fig 3: Identifying Radio CAN Sound System Standard

Courtesy of AUDI OF AMERICA, LLC

Digital Sound System Control Module -J525- behind the left luggage compartment trim panel
Left Front Treble Speaker -R20- /Right Front Treble Speaker -R22- in the instrument panel
Left Front Mid-Bass Speaker -R101- /Right Front Mid-Bass Speaker -R102- at bottom in front doors
Left Rear Treble Speaker -R14- /Right Rear Treble Speaker -R16- at top in rear doors
Left Rear Mid/Low Range Speaker -R159- /Right Rear Mid/Low Range Speaker -R160- at bottom in rear doors
Center Mid/High Range Speaker -R158- in center instrument panel
Subwoofer in Rear Shelf -R157- (in the spare tire well)
CAN Bus (Infotainment)

MMI 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
Two speakers in the left and right rear doors
Subwoofer in Rear Shelf -R157- (in the spare tire well)

MMI Standard Sound System 9VD

Fig 4: Identifying MMI Sound System Standard

Courtesy of AUDI OF AMERICA, LLC

Radio -R- behind the left luggage compartment trim panel
Left Front Treble Speaker -R20- /Right Front Treble Speaker -R22- in the instrument panel
Left Front Mid-Bass Speaker -R101- /Right Front Mid-Bass Speaker -R102- at bottom in front doors
Left Rear Treble Speaker -R14- /Right Rear Treble Speaker -R16- at top in rear doors
Left Rear Mid/Low Range Speaker -R159- /Right Rear Mid/Low Range Speaker -R160- at bottom in rear doors
Center Mid/High Range Speaker -R158- in center instrument panel
Subwoofer in Rear Shelf -R157- (in the spare tire well)
MOST Bus

Premium Sound System, Bang & Olufsen, 9VK

One speaker in the left and right front doors
Per one loud speaker in the left and right triangular mirror
One loud speaker on the left side, center and right side of the instrument panel
Two speakers in the left and right rear doors
One speaker in the left and right D-pillars
Subwoofer in Rear Shelf -R157- (in the spare tire well)
Digital Sound System Control Module -J525-

Premium Sound System, Bang & Olufsen, 9VK

Fig 5: Identifying Radio CAN/MMI Sound System Premium Bang And Olufsen

Courtesy of AUDI OF AMERICA, LLC

Digital Sound System Control Module -J525- behind the left luggage compartment trim panel
Left Front Treble Speaker -R20- /Right Front Treble Speaker -R22- in the mirror triangle
Left Front Midrange Speaker -R103- /Right Front Midrange Speaker -R104- 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- at top in rear doors
Left Rear Mid/Low Range Speaker -R159- /Right Rear Mid/Low Range Speaker -R160- at bottom in rear doors
Center Mid/High Range Speaker -R158- in center instrument panel
Left Rear Midrange Speaker -R105- /Right Rear Midrange Speaker -R106- in the D-pillar trim panel
Subwoofer in Rear Shelf -R157- (in the spare tire well)
Microphone Unit In Front Roof Module -R164- (Interior Microphone -R74-) in the Front Interior Lamp -W1-
CAN Bus (Infotainment)
MOST Bus

Notes on MOST Bus

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

The connection to the other Data Bus systems in the vehicle are provided by the Data Bus On Board Diagnostic Interface -J533-.

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.

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 .