Audi A4: Overview - Lower Control Arm and Ball Joint
Audi A4 (B9) 2016-2025 Service Manual / Chassis / Front Suspension / Lower Control Arm and Ball Joint / Overview - Lower Control Arm and Ball Joint
1 - Wheel Bearing Housing Side Bonded Rubber Bushing
- Replacing. Refer to → Chapter "Control Arm Ball Bearing, Replacing, Wheel Bearing Housing Side".
2 - Bolt
- Replace after removing
3 - Subframe Side Bonded Rubber Bushing
- Replacing. Refer to → Chapter "Control Arm Bearing, Replacing, Subframe Side".
4 - Control Arm
- Removing and installing. Refer to → Chapter "Control Arm, Removing and Installing".
5 - Shock Absorber Fork
- Removing and installing. Refer to → Chapter "Shock Absorber Fork, Removing and Installing".
6 - Nut
- 70 Nm + 180º
- Replace after removing
- Tighten in the curb weight position. Refer to → Chapter "Wheel Bearing in Curb Weight Position, Lifting Vehicles with Coil Spring".
7 - Bolt
- Replace after removing
8 - Subframe
9 - Bolt
- Replace after removing
10 - Nut
- 70 Nm + 180º
- Replace after removing
- Tighten in the curb weight position. Refer to → Chapter "Wheel Bearing in Curb Weight Position, Lifting Vehicles with Coil Spring".
11 - Bonded Rubber Bushing
- Replacing. Refer to → Chapter "Guide Link Bonded Rubber Bushing, Removing and Installing".
12 - Guide Link
- Removing and installing. Refer to → Chapter "Guide Link, Removing and Installing".
13 - Wheel Bearing Housing
14 - Nut
- 140 Nm
- Replace after removing
- If reusing the guide link, clean the pin threads of the remaining locking compound residue
15 - Bolt
- 40 Nm
- Replace after removing
16 - Nut
- 90 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".
17 - Ball Joint
- Removing and installing. Refer to → Chapter "Ball Joint, Removing and Installing".
- Contact Surfaces, Inserting in Wheel Bearing Housing.
18 - Nut
- 140 Nm
- Replace after removing
- If reusing the ball joint, clean the pin threads from of remaining locking compound residue
READ NEXT:
Control Arm, Removing and Installing
Special tools and workshop equipment required
Spreader Tool -3424-
Torque Wrench 1332 40-200Nm -VAG1332-
Engine and Gearbox Jack -VAS6931-
Ball Joint Splitter -VAS251805-
Engine/Gearbox Jack Ada
Guide Link, Removing and Installing
Special tools and workshop equipment required
Torque Wrench 1332 40-200Nm -VAG1332-
Torque Wrench 1332 Insert - Ring Wrench - 21mm -VAG1332/7-
Engine and Gearbox Jack -VAS6931-
Puller - Ball Join
Control Arm Ball Bearing, Replacing
Control Arm Ball Bearing, Replacing, Wheel Bearing Housing Side
Special tools and workshop equipment required
Press Plate -VW402-
Press Piece - Multiple Use -VW412-
Press Piece - 42mm -VW516-
Pre
SEE MORE:
Special driving situations
Driving uphill and downhill
When driving uphill, downhill, or at high altitudes,
note the following information:
Drive slowly and carefully.
Do not try to turn around if you cannot safely
drive on an incline or hill. Instead, drive in reverse.
When driving down hills, you can activate the
hill
Assisted parking
General information
Applies to: vehicles with park assist
If your vehicle is equipped with park assist, this
system helps you find suitable parking spaces.
Parking spaces are measured using ultrasonic
sensors on the sides of the vehicle.
The system helps you to park while the driver
monitors the v
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