Audi A4 Owners & Service Manuals

Audi A4: Noise Insulation

Overview - Noise Insulation

Overview - Noise Insulation

1 -  Quick Release

  • Without fastener

2 -  Plug/Rubber Grommet

  • Plug for vehicles without parking heater
  • Rubber grommet for parking heater exhaust pipe

3 -  Bolt

  • 12 Nm
  • Quantity: 2

4 -  Rear Noise Insulation

  • Removing and installing. Refer to → Chapter "Noise Insulation, Removing and Installing, Rear".

5 -  Air Guide

  • Removing and installing. Refer to → Chapter "Noise Insulation, Removing and Installing, Rear".

6 -  Expanding Rivet

  • Quantity: 2

7 -  Quick Release

  • Without fastener
  • Quantity: 5

8 -  Front Noise Insulation

  • There are different versions. Refer to the Parts Catalog.
  • Removing and installing. Refer to → Chapter "Noise Insulation, Removing and Installing, Front".

9 -  Expanding Rivet

10 -  Fastener

  • Quantity: 7

11 -  Quick Release

  • Quantity: 7

12 -  Bolt

  • 20 Nm
  • Quantity: 4

Noise Insulation, Removing and Installing

Noise Insulation, Removing and Installing, Front

Removing

- Remove the bolts -1-.

- Loosen the quick-release fasteners -2, 4 and 5-.

- Remove the front noise insulation -3-.

A66-11719

Installing

Install in reverse order of removal and note the following:

Vehicles with Parking Heater

  • The rubber grommet -A- must rest without tension in the noise insulation -B-.
  • The exhaust pipe -C- must be flush with the rubber grommet or it can protrude out slightly.
  • The exhaust pipe opening must be perpendicular to the noise insulation and must not point in the direction of travel -arrow-.

A82-10164

Tightening Specifications

  • Refer to → Chapter "Overview - Noise Insulation"

Noise Insulation, Removing and Installing, Rear

Removing

- Remove the expanding rivets -arrows-.

- Disengage the quick releases -2 and 3-.

- Remove the rear noise insulation -4- and air guide -1-.

A66-11720

Installing

Install in reverse order of removal.

    READ NEXT:

     Underbody Trim Panel

    Overview - Underbody Trim Panels 1 -  Nut 2 Nm Quantity: 2 2 -  Front Underbody Panel Removing and installing. Refer to → Chapter "Underbody Trim Panel, Removing and In

     Underbody Trim Panels, Removing and Installing

    Underbody Trim Panel, Removing and Installing, Front Removing - Remove the nuts -arrows-. - Remove the front underbody trim panel -2- from the center underbody trim panel -1-. Installing

     Roof Molding/Roof Railing

    Overview - Roof Railing 1 -  Nut Quantity: 4 Insert with locking fluid. Refer to the Parts Catalog. Tightening specification and sequence. Refer to → Fig. "Roof Railing - Tightening

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     Central locking

    General information WARNING If you leave the vehicle, switch the ignition off and take the key with you. This applies particularly when children remain in the vehicle. Otherwise, children could start the vehicle or operate electrical equipment (such as power windows), which increases the risk

     Checking Pressures on Vehicles with Expansion Valve and Receiver/Dryer (with Internally Regulated Compressor)

    General Information   Note Connect the A/C service station. Refer to → Chapter "A/C Service Station, Connecting". Observe the test requirements. Refer to → Chapter "Pressures, Checking". - With the ignition switched off, check the pressure in the refrigerant circuit (u

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