Remove/install differential

AR35.31-P-0520T

Remove/install differential

21.10.11

17.6.11

Value changed: filling capacity

Model 211 except 211.077/277

*BF35.31-P-1003-01L

 

Remove/install

 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



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



Notes on AIRmatic

AH32.22-P-1000-02T



Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

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

Empty air springs completely using STAR DIAGNOSIS

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

AR32.22-P-1500-04T



*211589000900

STAR DIAGNOSIS diagnosis system

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

AR32.22-P-1500-03T



*BA32.25-P-1008-04B



*BA32.25-P-1009-04B

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

3

Secure vehicle on vehicle lift

AR00.60-P-0100T

4.1

Remove rear muffler

Model 211.004/ 006/ 206/ 007/ 008/ 208

AR49.10-P-4951T

Model 211.020/ 220/ 022/ 222/ 084/ 089/ 284/ 289

AR49.10-P-4951TI

Model 211.029

AR49.10-P-4951TJ

4.2

Remove exhaust system from flange connection back

Model 211.016 /216

AR49.10-P-7280T

Model 211.028

AR49.10-P-7280TC

4.3

Detach complete exhaust system

Model 211.061 /065 /070 /076 /077 /261 /265 /270 /276 /277 /080 /082 /083 /280 /282 /283

AR49.10-P-7000TB

Model 211.041 /241 /042 /242

AR49.10-P-7000TK

Model 211.052 /054 /056 /057 /072 /087 /090 / 092 /252 /254 /256 /257 /272 /287 /290 /292

AR49.10-P-7000TS

4.4

Remove exhaust system from pipe connection

Model 211.023 /026 /223 /226

AR49.10-P-7281T

5

Unhook brake cables from automatic slack adjuster of parking brake

AR42.20-P-0525T

6

Detach propeller shaft (106) from flange on rear axle center assembly (50)

 Apply color markings indicating the position of the propeller shaft relative to the rear axle differential and the propeller shaft center support bearing (106a) to ensure that the components are fitted at the correct ex-factory positions on reinstallation, otherwise drive line vibrations may occur.

 Flex disk remains on propeller shaft.

 Installation: Attach the propeller shaft.

AR41.10-P-0050-04I



*BA41.10-P-1002-01A

7

Undo fitting sleeves of flexible coupling on flange of rear axle center assembly (50)

AR41.10-P-0050-09DA



Drift for loosening fitting sleeves in flex disks.

WF58.50-P-4110-01A

8

Remove bolts from propeller shaft intermediate bearing (106a) and remove rear part of propeller shaft (106)

 Installation: Assemble propeller shaft in correct position. Do not tighten the bolts of the propeller shaft center support bearing until you have secured the flexible coupling to the rear axle differential (50).

AR41.10-P-0050-05DA



*BA41.40-P-1001-01A



Long-life grease (NLGI grade 2)

Sheet 266.2

BB00.40-P-0266-02A

9

Remove right rear axle shaft (37)

AR35.30-P-0620T

10

Remove bolts (41j) and remove left and right additional volume reservoirs (41p) from front center assembly mounting (51)

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



*BA32.22-P-1009-03A

11

Support differential (50) with transmission jack and transmission plate and lash down securely

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

Transmission jack 2.0-7.0 t
gotis://H_00.10_01.0

12.1

Remove the screw (64b) for the rear center assembly mounting on the rear axle carrier

Model 211 except model 211.276 /077 /277 and model 211.070 /270 /076 as of 1.9.03



*BA35.10-P-1004-01E



*211589010300

12.2

Remove both bolts of the rear differential mount on the rear axle carrier

Model 211.276 /077 /277 and model 211.070 /270 /076 as of 1.9.03



*BA35.10-P-1004-01E



*211589010300

13

Remove left and right bolts (51a) of front center assembly mounting (51)

 Installation: Ensure that the shims (51b) are correctly positioned.

The triangular bulges must point upwards.



*BA35.10-P-1006-01E

14

Lower the differential (50) slightly

15

Lift out the left rear axle shaft (37) from the rear axle center assembly (50)

 Do not fasten an assembly lever to the protection ring (37a). Support assembly lever, with open end wrench for example, at rear axle differential.

 Tie up the left rear axle shaft.

 Installation: Install new retaining ring (37o) on inner splined profile.

16

Lower differential (50) further

17

Remove bolts (51c) and remove front center assembly mounting (51)



*BA35.10-P-1004-01E

18

Install in the reverse order

19

Check oil level in rear axle center assembly (50) and correct if necessary

 Mixing of old universal hypoid gear oil and the new FE hypoid gear oil should be avoided due to the better fuel economy.

AR35.31-P-0520-03I



*BA35.31-P-1002-02A



*BF35.31-P-1001-01L



*BF35.31-P-1002-01L



*BF35.31-P-1003-01L



*BF35.31-P-1004-01L



*BF35.31-P-1006-01L

Loctite 7063 cleaning spray (150 ml)

*BR00.45-Z-1046-04A

Sealant, Omnifit 100H (50 g)

*BR00.45-Z-1061-01A



Oil filler/drain screw on rear axle differential modified

BT35.31-P-0015-01A

20.1

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 after repair"/"Remove/install brake pads" 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

20.2

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.

21

Perform wheel alignment check

AR40.20-P-0200T

Number

Designation

Model
211

BA35.31-P-1002-02A

Oil filler screw, differential

Nm

50

Number

Designation

Model
211

BA41.10-P-1002-01A

Self-locking nut, flexible coupling to rear propeller shaft or rear axle differential.

M10

Nm

40

M12

Nm

60

Number

Designation

Model 211

BA41.40-P-1001-01A

Bolt, propeller shaft center support bearing to frame floor assembly

Self-tapping screw

Nm

25

Bolt with washer

Nm

-

Bolt with collar and self-centering tip

Nm

-

Bolt with collar and without self-centering tip

Nm

-

Number

Designation

Model
211
with code 489 (AIRmatic)

BA32.22-P-1009-03A

Bolt, additional volume reservoir to front center assembly mount

Nm

20

Number

Designation

Model 211

BA35.10-P-1004-01E

Self-safety bolt, rear axle center assembly at rear at rear axle crossmember

M14 rear

Stage 1

Nm

80

Stage 2

°

60

M10 front

Nm

65

BA35.10-P-1006-01E

Self-locking bolt, front crossmember to rear axle carrier

Stage 1

Nm

50

Stage 2

°

90

Number

Designation

Model 211
AIRmatic

BA32.25-P-1008-04B

Nut, rear air spring at spring control arm

Nm

150

BA32.25-P-1009-04B

Air suspension pressure line at rear axle distributor

Nm

2

Number

Designation

Model
211 except 211.077/277

Model
211.077/277,
model
230.470/472/
474/479

BF35.31-P-1001-01L

Filling capacity

210 mm dia.rear axle differential in rear axle differential 210E

Liters

1,6

-

Specifications for Operating Fluids

Sheet

BB00.40-P-0235-07A

-

BF35.31-P-1002-01L

Filling capacity

Rear axle differential dia. 198 mm

Liters

1.1

-

Specifications for Operating Fluids

Sheet

BB00.40-P-0235-07A

-

BF35.31-P-1003-01L

Filling capacity

Differential Ø 187 mm

Liters

0.95

-

Specifications for Operating Fluids

Sheet

BB00.40-P-0235-07A

-

BF35.31-P-1004-01L

Filling capacity

Differential Ø 215 mm

Liters

1.2

1.2

Specifications for Operating Fluids

Sheet

BB00.40-P-0235-07A

BB00.40-P-0235-61A

BF35.31-P-1006-01L

Filling capacity

200 mm dia. rear axle differential in rear axle differential 200FE

Liters

1,1

-

Specifications for Operating Fluids

Sheet

BB00.40-P-0235-07A

-

Number

Designation

Order number

BR00.45-Z-1061-01A

Sealant, Omnifit 100H (50 g)

A 002 989 23 71

BR00.45-Z-1046-04A

Loctite 7063 cleaning spray (150 ml)

A 001 986 71 71 10