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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Rear Side Window, Removing and Installing
Undamaged Side Window, Removing, Sedan
Special tools and workshop equipment
required
Wedge Set -T10383-
Wedge 1 -T10383/1-
Cutting Tool for Bonded Windows -VAS6452-
Bonded Window Tool Kit - Pull Handle -VAG1351/1-
Follow repair instructions. Refer to
→ Chapter "Repair Information".
To co
A/C System, Operating after Charging
Note
If the mechanically driven Air Conditioning (A/C) compressor
was removed, rotate it approximately 10 times by hand before
using it for the first time (during or after installing, for
example before installing the belt) to prevent damage caused by
liquid impact when first switched
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