Audi A6 Typ 4G: Noise Insulation
Overview - Noise Insulation

1 - M8 Bolt
2 - Quick Release
3 - Front Noise Insulation
- for the engine
- There are different versions. Refer to the Parts Catalog.
- Removing and installing. Refer to
→ Chapter "Front Noise Insulation, Removing and Installing".
4 - Rear Noise Insulation
- For the transmission
- There are different versions. Refer to the Parts Catalog.
- Removing and installing. Refer to
→ Chapter "Rear Noise Insulation, Removing and Installing".
5 - Air Guide
6 - Rubber Washer
7 - Quick Release
8 - M6 bolt
Noise Insulation, Removing and Installing
Front Noise Insulation, Removing and Installing
Removing
- Remove the bolts -1 and 2- and
open the quick-release fasteners -3 and 4-.
- Remove the front noise insulation -5-
to the rear.
- The guide tabs for the front noise insulation will disengage
while doing this.
- Remove the front noise insulation.
Installing
Install in reverse order of removal.

Rear Noise Insulation, Removing and Installing
Removing
- Remove the bolts -1-.
- Loosen the quick-release fasteners -2
and 4-.
- Remove the rear noise insulation -3-.
Installing
Install in reverse order of removal.

READ NEXT:
Overview - Front Underbody Panels
1 - Nut
With retainer
2.1 Nm
2 - Expanding Clip
3 - Front Vehicle Underbody Cover
Removing and installing. Refer to
→ Ch
Front Vehicle Underbody Cover, Removing and Installing
Removing
- Remove the nut -3- and
expanding clip -1-.
- Remove the front cover -2-
forward.
- Remove the front cover.
Installing
Overview - Protective Films
1 - Protective Foil - Fender
2 - Protective Foil - Door
3 - Protective Foil - Front Sill Panel Trim
4 - Protective Foil - Rear Sil
SEE MORE:
Overview - Lower Rear Lid Trim Panel, Sedan
1 - Plugs
For the emergency release
Clipped in the rear shelf trim
2 - Bolt
1.8 Nm
3 - Release Lever
For the emergency release
Market-specific
4 - Emergency Release
Market-specific
5 -
Note
The arrows in the following illustrations show the direction
of refrigerant flow during flushing (refrigerant flows in
opposite direction of flow when Air Conditioning (A/C) system is
in operation while flushing, therefore the high pressure side of
the A/C service system is connec