Audi A4 Owners & Service Manuals

Audi A4: Overview - Suspension Strut and Upper Control Arm

Overview - Suspension Strut and Upper Control Arm

Overview - Suspension Strut and Upper Control Arm

1 - Bolt

  • Replace after removing

2 - Control Arm

3 - Shock Absorber Fork

  • Removing and installing. Refer to → Chapter "Shock Absorber Fork, Removing and Installing".

4 - Bolt

  • Replace after removing

5 - Nut

  • 40 Nm
  • Replace after removing

6 - Suspension Strut

  • Overview. Refer to → Chapter "Overview - Suspension Strut Coil Spring".

7 - Suspension Strut Tower

8 - Bolt

  • 20 Nm + 90º
  • Replace after removing

9 - Front Upper Control Arm

  • Removing and installing. Refer to → Chapter "Upper Control Arm, Removing and Installing".

10 - Bolts

  • 50 Nm + 90º
  • Replace after removing
  • Tighten in the curb weight position. Refer to → Chapter "Wheel Bearing in Curb Weight Position, Lifting Vehicles with Coil Spring".

11 - Rear Upper Control Arm

  • Removing and installing. Refer to → Chapter "Upper Control Arm, Removing and Installing".

12 - Bonded Rubber Bushing

  • Replacing. Refer to → Chapter "Upper Control Arm Bearing, Replacing".

13 - Bolt

  • Replace after removing

14 - Nut

  • 40 Nm
  • Replace after removing

15 - Wheel Bearing Housing

16 - Bonded Rubber Bushing

  • Replacing. Refer to → Chapter "Upper Control Arm Bearing, Replacing".

17 - Nut

  • Tightening specification -Item 16-

Overview - Suspension Strut Coil Spring

Overview - Suspension Strut Coil Spring

1 - Protective Cover

2 - Stop Buffer

3 - Coil Spring

4 - Spring Support

5 - Strut Mount

  • Installation position. Refer to → Fig. "Suspension Strut Coil Spring Installation Position".

6 - Nut

  • 50 Nm
  • Replace after removing

7 - Cap

  • Can only be installed in one position

8 - Cap

  • Equipped on some models

9 - Protective Cap

10 - Spring Washer

11 - Lower Spring Plate

12 - Shock Absorber

  • Because of different shock absorber valve systems, only install new shock absorbers from the same manufacturer on both axles, if possible.
  • Removing and installing. Refer to → Chapter "Suspension Strut, Servicing".

Suspension Strut Coil Spring Installation Position

  • The strut mount positioning pin -1- must engage in the hole -2- in the suspension strut tower -arrow-.

A40-10509

Overview - Tower Brace

Overview - Tower Brace

1 - Right Suspension Strut Tower

2 - Bolt

  • 20 Nm

3 - Right Tower Brace

  • Removing and installing. Refer to → Chapter "Tower Brace, Removing and Installing".

4 - Sealing Piece

5 - Nut

q  20 Nm

6 - Bulkhead

7 - Left Tower Brace

8 - Sealing Piece

9 - Bolt

  • 20 Nm

10 - Left Suspension Strut Tower

11 - Nut

  • 20 Nm

    READ NEXT:

     Suspension Strut, Removing and Installing

    Torque Wrench 1331 5-50Nm -VAG1331- Removing - Remove the shock absorber fork. Refer to → Chapter "Shock Absorber Fork, Removing and Installing". - Remove the tower brace. Refer t

     Upper Control Arm, Removing and Installing

    Special tools and workshop equipment required Vehicle Diagnostic Tester Torque Wrench 1331 5-50Nm -VAG1331- Torque Wrench 1331 Insert - Ring Wrench - 16mm -VAG1331/12-, not illustrated Torque Wr

     Shock Absorber Fork, Removing and Installing

    Special tools and workshop equipment required Spreader Tool -3424- Torque Wrench 1331 5-50Nm -VAG1331- Torque Wrench 1332 40-200Nm -VAG1332-   Caution This procedure contains mandatory rep

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     Overview - Infotainment System

    Overview - Infotainment System, MMI Radio Plus, 18E Information Electronics Control Module 1 -J794- with integrated CD player/SD card reader in the glove compartment Multimedia System Control Head -E380- in the center console, UJ0 Front Information Display Control Head -J685-, display in cent

     Airbag system

    General information WARNING If you have not fastened your safety belt, you are in an incorrect seating position, or you are too close to the airbag system, the airbag system will not be able to protect you. This increases the risk of serious or fatal injuries. Make sure that every vehicle pa

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