Audi A4: 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
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-.
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
SEE MORE:
All wheel drive (quattro)
Description
Applies to: vehicles with all wheel drive
The all-wheel drive system distributes the driving
power variably to the front and rear axle to improve
the driving characteristics. It works together
with selective wheel torque control, which can
activate when driving through curves.
Applies
Other information
Online Car Care
Applies to: vehicles with Online Car Care
If new messages from Online Car Care are available,
they will be displayed in the MMI when you
switch on the ignition.
Applies to: MMI: To access Online Car Care messages
at a later time, select on the home
screen: VEHICLE > Settings &
