31 21 090 Replacing left/right swivel bearing (Cooper 4-door hatchback and Cooper 2-door hatchback, 2020-2023)

Special tools required:

31 2 230

NOTE: When replacing swivel bearing pay attention to camber correction swivel bearings.
Camber correction swivel bearing are used to correct the camber values by ±30 minutes. To be used only if the camber tolerance values are exceeded and undershot.
Identification is made at the PART NUMBER ON SWIVEL BEARING .

Courtesy of BMW OF NORTH AMERICA, INC.

Preliminary work needed:

Remove WHEEL BEARING .
Remove PULSE SENSOR FROM SWIVEL BEARING .

IMPORTANT: Prior to installation, check sensor head and cable from pulse sensor and replace if necessary.

Removal:

Loosen screws (1).

Remove brake guard plate (2).

Courtesy of BMW OF NORTH AMERICA, INC.

Slacken nut (1).

Release tie rod (2) from swivel bearing.

Courtesy of BMW OF NORTH AMERICA, INC.

Slacken nut (1).

Pull out screw (2).

Release wishbone (3) from swivel bearing.

Courtesy of BMW OF NORTH AMERICA, INC.

If necessary, release brake pad wear sensor from holder (3).

Secure swivel bearing against falling out.

Slacken nut (1).

Pull out screw (2).

Take off holder (3).

Courtesy of BMW OF NORTH AMERICA, INC.

Expand swivel bearing with special tool 31 2 230 .

Remove swivel bearing.

Courtesy of BMW OF NORTH AMERICA, INC.

Installation:

Keep press fit of swivel bearing and spring strut in lower area clean and free from oil and grease.

Expand swivel bearing with special tool 31 2 230 .

Alight gap on swivel bearing (1) to positioning pin (2) on spring strut.

Slide on swivel bearing to stop.

Courtesy of BMW OF NORTH AMERICA, INC.

Position holder (3).

Part: Replace nut (2) and bolt (1).

Insert bolt (2).

Tighten nut (1).

Tightening torque:

Renew M10 screw and nut
Joining torque: 44 Nm
Angle of rotation: 90°

Installation note:

Bolt head points in direction of travel.

Courtesy of BMW OF NORTH AMERICA, INC.

Join wishbone (3) to swivel bearing.

Part: Replace nut (2) and bolt (1).

Insert screw (2) with washer.

IMPORTANT: The washer must lie between the screw head and the swivel bearing.
Note insertion direction of bolt (2). The screw (2) is inserted from the rear in the direction of travel.

Courtesy of BMW OF NORTH AMERICA, INC.

Screw on the nut (1).

Tighten screw connection.

Tightening is done via screw (2).

Tightening torque 31 12 1AZ .

Joint tie rod (2) to swivel bearing.

Part: Replace nut (1).

Tighten nut (1).

Tightening torque 32 21 1AZ .

Courtesy of BMW OF NORTH AMERICA, INC.

Position brake guard plate (2) on swivel bearing.

Tighten down screws (1).

Tightening torque: 12 Nm. Replace self-locking or microencapsulated M6x12 screws .

Courtesy of BMW OF NORTH AMERICA, INC.

Required follow-up work:

Install WHEEL BEARING .
Install PULSE SENSOR ON SWIVEL BEARING .
Carry out wheel alignment procedure. Refer to 32 00 150 KDS CHASSIS/WHEEL ALIGNMENT CHECK WITH VEHICLE LOAD UP TO DESIGN POSITION (COOPER 4-DOOR HATCHBACK AND COOPER 2-DOOR HATCHBACK, 2020-2023) or 32 00 155 KINEMATICS DIAGNOSIS SYSTEM WHEEL ALIGNMENT WITH RIDE HEIGHT MEASUREMENT WITHOUT LOADING THE VEHICLE (COOPER 4-DOOR HATCHBACK AND COOPER 2-DOOR HATCHBACK, 2020-2023) .