Audi Q3: Overview - Wheel Bearing

Overview - Wheel Bearing, Vehicles with FWD

1 - Cover

2 - Bracket

3 - Bolt

• 50 Nm + 45º
• Always replace if removed

4 - Coupling Rod

5 - Bolt

• 90 Nm + 45º
• Always replace if removed
• Follow the tightening sequence. Refer to

6 - Bolt

• Tightening specification. Refer to → Brake System; Rep. Gr.45; Sensors; Overview - Rear Axle Speed Sensor.

7 - Left Rear ABS Wheel Speed Sensor -G46-

• Removing and installing. Refer to → Brake System; Rep. Gr.45; Sensors; Right/Left Rear ABS Wheel Speed Sensor G44/G46, Removing and Installing.

8 - Wheel Bearing Housing

• Removing and installing. Refer to → Chapter "Wheel Bearing Housing, Removing and Installing, FWD Vehicles".

9 - Bonded Rubber Bushing

• Replacing. Refer to → Chapter "Wheel Bearing Housing Bonded Rubber Bushing, Replacing, FWD Vehicles".

10 - Washer

• Installed depending on the market. For allocation. Refer to the Parts Catalog

11 - Wheel Bearing Seal

• Installed depending on the market. For allocation. Refer to the Parts Catalog
• Note the installed position. Refer to

12 - Nut

• 45 Nm
• Always replace if removed

13 - Brake Rotor

14 - Bolt

• Tightening specification. Refer to → Brake System; Rep. Gr.46; Rear Brakes; Overview - Rear Brakes.

15 - Dust Cap

• Always replace if removed
• Removing and Installing. Refer to → Chapter "Wheel Bearing Unit, FWD, Removing and Installing".
• A perfect seal is only achieved using a new dust cap.

16 - Bolt

• 200 Nm + 180º
• Always replace if removed
• Clean the threads in the stub axle with a thread tap first.

17 - Wheel Hub with Wheel Bearing

• The wheel bearing and wheel hub are installed together in a housing.
• This wheel bearing/wheel bearing unit is maintenance and adjustment free. Adjusting or servicing is not possible!
• Removing and installing. Refer to → Chapter "Wheel Bearing Unit, FWD, Removing and Installing".

18 - Bolt

• Tightening specification. Refer to → Brake System; Rep. Gr.46; Rear Brakes; Overview - Rear Brakes.

19 - Brake Shield

20 - Bolt

• 90 Nm + 90º
• Always replace if removed

21 - Trailing Arm

• Removing and installing. Refer to → Chapter "Trailing Arm with Mounting Bracket, Removing and Installing, FWD Vehicles".
• Servicing. Refer to → Chapter "Trailing Arm, Servicing, FWD Vehicles".

22 - Bonded Rubber Bushing

• Replacing. Refer to → Chapter "Trailing Arm, Servicing, FWD Vehicles".

Wheel Bearing Seal Installation Position

  Note

When installing the front wheel bearing seal -1-, make sure the hole -arrow- is installed at the center of the speed sensor -2-.

Overview - Wheel Bearing, Vehicles with AWD

1 - Cover

2 - Bracket

3 - Bolt

• 50 Nm + 45º
• Always replace if removed

4 - Coupling Rod

5 - Bolt

• 90 Nm + 45º
• Always replace if removed
• Follow the tightening sequence. Refer to

6 - Bolt

• 70 Nm + 90º
• Always replace if removed

7 - Drive Axle

• Do not let the drive axle hang down. The inner joint could be damaged if it is bent too far.

8 - Bolt

• Tightening specification. Refer to → Brake System; Rep. Gr.45; Sensors; Overview - Rear Axle Speed Sensor.

9 - Left Rear ABS Wheel Speed Sensor -G46-

• Removing and installing. Refer to → Brake System; Rep. Gr.45; Sensors; Right/Left Rear ABS Wheel Speed Sensor G44/G46, Removing and Installing.

10 - Bonded Rubber Bushing

• Replacing. Refer to → Chapter "Wheel Bearing Housing Bonded Rubber Bushing, Replacing, AWD Vehicles".

11 - Wheel Bearing Housing

• Removing and installing. Refer to → Chapter "Wheel Bearing Housing, Removing and Installing, AWD Vehicles".

12 - Nut

• 40 Nm
• Always replace if removed

13 - Brake Rotor

14 - Bolt

• Tightening specification. Refer to → Brake System; Rep. Gr.46; Rear Brakes; Overview - Rear Brakes.

15 - Bolt

• 200 Nm + 180º
• Always replace if removed
• Loosening and tightening → Chapter "Drive Axle Threaded Connection, Loosening and Tightening"
• Before installing, clean the threads in the CV joint with a tap.

16 - Wheel Bearing Unit

• Removing and installing. Refer to → Chapter "Wheel Bearing Unit, AWD, Removing and Installing".
• The wheel bearing unit is maintenance free and has zero play. Adjusting or servicing is not possible!

17 - Bolt

• Tightening specification. Refer to → Brake System; Rep. Gr.46; Rear Brakes; Overview - Rear Brakes.

18 - Brake Shield

19 - Bolt

• 90 Nm + 90º
• Always replace if removed

20 - Trailing Arm

• Removing and installing. Refer to → Chapter "Trailing Arm with Mounting Bracket, Removing and Installing, AWD Vehicles".

21 - Bonded Rubber Bushing

• Replacing.

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