Audi A4: Overview - Suspension Strut and Upper Control Arm
Overview - Suspension Strut and Upper Control Arm
1 - Bolt
2 - Control Arm
3 - Shock Absorber Fork
- Removing and installing. Refer to
→ Chapter "Shock Absorber Fork, Removing and Installing".
4 - Bolt
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
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
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
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
10 - Left Suspension Strut Tower
11 - Nut
READ NEXT:
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
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
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:
Headliner, Removing and Installing, Sedan
Special tools and workshop equipment required
Pry Lever -80-200-
Removal Wedge -T40233-
Omega Clip Tool -T40280-
Removing
WARNING
Risk of injury due to involuntary deployment.
Pay attention to the safety precautions when working
with pyrotechn
WARNING
During road tests using a vehicle diagnostic and
information system, there is the hazard of extreme to
lethal injuries!
If vehicle diagnostic and information system is
deposited in the action area of an airbag during a road
test, here is the hazard of extreme to lethal injuri