Audi A4: Sound System
- Overview - Sound System
- Component Location Overview - Sound System
- Control Module/Digital Sound System Amplifier, Removing and Installing
- Left and Right Rear Treble Speaker -R14-/-R16-, Removing and Installing
- Front Midrange Speaker, Removing and Installing
- Subwoofer -R211-, Removing and Installing
- Effects Speaker, Removing and Installing
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Overview - Sound System
The following systems are offered:
8RM - Basic sound system.
9VD - Standard sound system.
9VS - Premium sound system, Bang & Olufsen.
8RM - Basic Sound System
One speaker in
Component Location Overview - Sound System
Component Location Overview - Sound System, Speaker, Sedan
1 - Left Front Treble Speaker -R20-/Right Front Treble Speaker -R22-,
8RM, 9VD
- Left Front Midrange Speaker 2
Control Module/Digital Sound System Amplifier, Removing and Installing
Special tools and workshop equipment required
Fiber-Optic Repair Set - Connector Protective Caps
-VAS6223/9-.
The Digital Sound System Control Module -J525--1-
is located behind the left luggage
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Extra Equipment
Overview - Screen Separator
1 - Screen Separator Mount Trim
Clip into the rear seat backrest
2 - Rubber Grommet
For the screen separator bracket
Slide over the bracket and insert into the trim panel
3 - Screw
4.5 Nm
3 each
4 - Screen Separator Brac
Battery Charger -VAS5903- Support Mode
General Information
The support mode provides the vehicle electrical system with
voltage when the Battery -A- is removed or disconnected.
For more information. Refer to the Battery Charger -VAS5903-
Operating Instructions.
The support mode is used for the following situations:
Vehicle electrical
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