Remove/install wheel carrier

AR35.20-P-0115TX

Remove/install wheel carrier

17.10.11

 

Remove/install

Danger!

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer.

AS00.00-Z-0010-01A

Danger!

Risk of injury caused by body parts being jammed or crushed. Risk of injury to skin and eyes caused by brake fluid spraying out at high pressure when working on the SBC brake system

Deactivate SBC brake system using STAR DIAGNOSIS.

AS42.46-Z-0001-01A



Notes on self-locking nuts and bolts

AH00.00-N-0001-01A



While working on the rear axle care must be taken to ensure that the surface of all aluminum components do not get any scratches, cracks and notches. Otherwise the service life of the parts will be affected



Only tighten nuts and bolts of chassis components when vehicle is in a ready-to-drive condition.

1

Deactivate SBC brake system using STAR DIAGNOSIS.

Vehicles with Sensotronic Brake Control (SBC)

The following steps should be run through in STAR DIAGNOSIS:

Select menu item "SBC Sensotronic Brake Control"/"Deactivate 'SBC' system".

Then process all the individual steps from top to bottom.



Connect STAR DIAGNOSIS and read out fault memory

AD00.00-P-2000-04A

STAR DIAGNOSIS diagnosis system

2

Completely discharge all air from air spring with STAR DIAGNOSIS

Vehicles with AIRmatic (semi-active air suspension), code 489

AR32.22-P-1500-04TX



Notes on AIRmatic

AH32.22-P-1000-02T



Connect STAR DIAGNOSIS and read out fault memory

AD00.00-P-2000-04A

STAR DIAGNOSIS diagnosis system

 Installation: The filling procedure for the air springs must be observed, otherwise the air springs will be irreparably damaged.

AR32.22-P-1500-03TX



*BA32.25-P-1006-04K



*BA32.25-P-1007-04K



*211589000900

Electronic inclinometer
gotis://F_40.2_02.0

Telescopic lifter
gotis://H_00.10_01.0

3

Remove twelve-point collar nut (12) from rear axle shaft (37)

 Installation: Replace twelve-point collar nut (12), tighten and secure.

AR35.30-P-0115-01TX



*BA35.30-P-1001-01F

4

Secure vehicle on the lifting platform

AR00.60-P-0100TX

5

Remove rear wheel



Remove/install wheels, rotate if necessary

AP40.10-P-4050TX

6

Remove brake caliper

 Use hook to suspend brake caliper from vehicle to reduce loads on brake hose and avoid destroying brake hose.

AR42.10-P-0080TX

7

Remove brake disk (61)

AR42.10-P-0220TX

8

Remove brake shoes of parking brake (103).

AR42.20-P-0530TX

9

Pull brake cable (86) out of wheel carrier (7)

10

Detach left rear rpm sensor (L6/3) or right rear rpm sensor (L6/4) from wheel carrier (7)



*BA42.30-P-1001-02A

11

Remove link rod stabilizer bar (6k) from wheel carrier (7)



*BA32.20-P-1001-04J

12

Raise wheel carrier (7) using transmission jack and transmission platform until rear axle shaft (37) is roughly horizontal

 Installation: Tighten threaded connections of torque strut (3), camber strut (2), thrust arm (5) and tie rod (4).



*BA35.20-P-1002-03E



*BA35.20-P-1002-02E



*BA35.20-P-1002-05E



*BA35.20-P-1001-04E

Transmission plate for passenger cars and commercial vehicles
gotis://A_25/35/49_02.0

Telescopic lifter
gotis://H_00.10_01.0

13

Detach torque strut (3) from wheel carrier (7)

 Installation: Bolt on torque strut (3) loosely.

14

Detach camber strut (2) from wheel carrier (7)

 Installation: Bolt on camber strut (2) loosely.

15

Detach tie rod (4) from wheel carrier (7)

 Installation: Bolt on tie rod (4) loosely.

16

Detach thrust arm (5) from wheel carrier (7)

 Installation: Bolt on thrust arm (5) loosely.

17

Lower transmission jack

 Installation: Raise wheel carrier (7) with transmission jack and transmission platform until rear axle shaft (37) is almost horizontal.

Transmission plate for passenger cars and commercial vehicles
gotis://A_25/35/49_02.0

Telescopic lifter
gotis://H_00.10_01.0

18

Remove bolt holding spring control arm (6) to wheel carrier (7)



*BA35.20-P-1002-01E

19

Check that rear axle shaft (37) is firmly seated in rear axle shaft flange

 To slacken a stuck rear axle shaft (37): 

Pressing rear axle shaft (37) out of the rear axle shaft flange.

AR35.30-P-0115-03TX



*210589034300



*210589014000

20

Pry off wheel carrier (7) supporting joint (6a) and remove wheel carrier (7)

 Suspend rear axle shaft (37) on vehicle to prevent damage to the rubber boot on the rear axle shaft (37).

 Installation: Drive fitted bush (7b) flush into wheel carrier (7) using a suitable tool.

21

Detach wheel bearing (10) from wheel carrier (7)



*BA35.20-P-1001-06C

22

Detach brake cover plate (112c)

23

Install in the reverse order

24

Adjust parking brake

AR42.20-P-0540TX

25.1

Activate SBC brake system using STAR DIAGNOSIS

Vehicles with Sensotronic Brake Control (SBC)

The following steps should be run through in STAR DIAGNOSIS:

Select "Initial startup following repair"/"Replacement of brake disks" menu item.

Then process all the individual steps from top to bottom.



Connect STAR DIAGNOSIS and read out fault memory

AD00.00-P-2000-04A

STAR DIAGNOSIS diagnosis system

Danger!

Risk of accident when commissioning the vehicle due to a lack of braking effect when the service brake is operated for the first time after repair work

Before starting engine, actuate brake pedal several times until the pressure is built up and maintained in the brake system.

AS42.50-Z-0002-01A

25.2

Press the brake pedal several times until the brake pads contact the brake disks

Vehicles with Adaptive Brake (ABR)

 Firm resistance should be noticeable at the brake pedal.

26

Perform wheel alignment check

AR40.20-P-0200TX

Number

Designation

Model
219

BA32.20-P-1001-04J

Nut, link rod to wheel carrier

Nm

50

Number

Designation

Model
219

BA35.20-P-1002-03E

Self-locking nut, torque strut to wheel carrier

Aluminum

M12

Stage 1

Nm

50

Stage 2

°

90

Steel

M14

Stage 1

Nm

80

Stage 2

°

90

Number

Designation

Model
219

BA35.30-P-1001-01F

Collar nut, rear axle shaft to rear axle shaft flange

self-locking

Nm

350

not self-locking

Stage 1

Nm

170

Stage 2

°

45

Number

Designation

Model
219

BA35.20-P-1002-02E

Self-locking nut, camber strut to wheel carrier.

Aluminum

M12

Stage 1

Nm

50

Stage 2

°

90

Steel

M14

Stage 1

Nm

80

Stage 2

°

90

Number

Designation

Model
219

BA35.20-P-1001-06C

Wheel bearing to wheel carrier

Nm

80

Number

Designation

Model
219

BA35.20-P-1002-01E

Self-locking nut, spring control arm to wheel carrier.

Aluminum

M14

Stage 1

Nm

150

Steel

M14

Stage 1

Nm

80

Stage 2

°

90

Number

Designation

Model
219

BA35.20-P-1002-05E

Self-locking nut, thrust arm to wheel carrier

Aluminum

M12

Stage 1

Nm

50

Stage 2

°

90

Steel

M14

Stage 1

Nm

80

Stage 2

°

90

Number

Designation

Model
219 with
AIRmatic

BA32.25-P-1006-04K

Nut, rear air spring at spring control arm

Nm

150

BA32.25-P-1007-04K

Air suspension pressure line at rear axle distributor

Nm

5

Number

Designation

Model 219

BA42.30-P-1001-02A

Self-locking bolt of rear axle rpm sensor to wheel carrier

Nm

8

Number

Designation

Model
219

BA35.20-P-1001-04E

Self-locking nut, tie rod at wheel carrier

Stage 1

Nm

40

Stage 2

°

90