Remove/install stabilizer bar on rear axle

AR32.20-P-0315TX

Remove/install stabilizer bar on rear axle

24.7.08

6.3.06

"Pinch off filler hose of fuel tank" replaced by "Empty fuel tank"

Step 15

 

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

 Danger!

Risk of injury caused by pinching or crushing when working on springs or spring bodies that are under tension

Use only approved tensioning devices; shield off hazard area if necessary.
Inspect special tools for damage and proper operation (visual inspection).
Wear protective gloves.

AS00.00-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 aluminum components do not get any scratches, cracks and notches. Otherwise the service life of the parts will be affected

 Installation

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 the menu item "SBC-Sensotronic Brake Control"/"Initial startup after repair"/"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

2

Secure vehicle on the lifting platform

AR00.60-P-0100TX

3

Empty air springs (41) completely using STAR DIAGNOSIS

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

AR32.22-P-1500-04TX



Notes on AIRmatic

AH32.22-P-1000-02T

 Installation: The filling process for the air springs (41) 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

4

Remove rear wheels



Remove/install wheels

AP40.10-P-4050TX

5

Remove crossmember (35)



*BA62.30-P-1001-01C

6

Remove exhaust system at flange connection

Model 219.354/ 356/ 357/ 372

AR49.10-P-7280TX

Model 219.375 /376/ 377

AR49.10-P-7280TY

Model 219.322

AR49.10-P-7000TQ

7

Remove rear section components on underfloor paneling

AR61.30-P-1001TX

8

Detach heat shield (105c) and heat shield (105d) and remove

AR49.00-P-1000-01TX



*BA62.30-P-1001-01C

9

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

 The flexible coupling remains on the propeller shaft (106).

 Installation: Mount propeller shaft (106) on rear axle center assembly (50).

AR41.10-P-0050-04TX



*BA41.10-P-1002-01E

10

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

AR41.10-P-0050-09TX



Drift for loosening fitting sleeves in flex disks.

WF58.50-P-4110-01A

11

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

 Installation: Assemble propeller shaft (106) in correct order.

AR41.10-P-0050-05TX

 Installation: Only tighten the bolts on the propeller shaft center support bearing (106a) after attaching the flexible coupling to the rear axle differential (50).

AR41.10-P-0050-11TX



*BA41.40-P-1001-01B



Long-life grease (NLGI grade 2)

BB00.40-P-0266-02A

12

Unhook brake cables (86) from bracket (86a) and bracket (86b) on rear axle

13

Remove rear brake pads

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

Vehicles with floating brake caliper

AR42.10-P-1700TX

Vehicles with fixed brake caliper

AR42.10-P-1700TZ

14.1

Unclip electrical lines from right and left rear axle rpm sensor, rear axle level sensor (B22/3), brake wear indicator sensor and from right and left rear axle damping valve unit from all retaining clamps (arrows)

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

14.2

Unclip electrical feed lines of left and right rear axle rpm sensors, of brake wear sensor and of rear axle level sensor (B22/3) from all retaining clamps (arrows).

Vehicles without AIRmatic

15

Drain fuel tank (18)

Vehicles with diesel engine

AR47.10-P-4001TQ

Vehicles with gasoline engine

AR47.10-P-4001TX

16

Remove filler hose (17) of fuel tank (18)

17

Support rear axle using transmission platform and transmission jack at rear axle center assembly (50) and lash securely

18

Detach rear axle carrier (1) from front of frame; to do this, unscrew bolts (1a)



*BA35.10-P-1001-01J

19

Carefully lower rear axle using transmission platform and transmission jack

20

Unclip linkage (3) of rear axle level sensor (B22/3) on stabilizer bar (77)

21

Detach stabilizer bar (77) from left and right link rod (6k)



*BA32.20-P-1002-04J

22

Detach left and right bearing (77b) of stabilizer bar (77) from rear axle carrier (1)



*BA32.20-P-1003-04J

23

Remove stabilizer bar (77) to the right

24

Install in the reverse order

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 the menu item "SBC-Sensotronic Brake Control"/"Initial startup after repair"/"Remove/install brake pads".

Then process all the individual steps from top to bottom.

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.

Number

Designation

Model
219

BA32.20-P-1002-04J

Nut, link rod to stabilizer bar

Nm

40

BA32.20-P-1003-04J

Bolt, torsion bar to rear subframe

Nm

70

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

BA35.10-P-1001-01J

Self-locking bolt, front rear axle carrier rubber mount to frame floor

Stage 1

Nm

90

Stage 2

°

60

Number

Designation

Model
219

BA62.30-P-1001-01C

Bolt, crossmember to body

Nm

25

Number

Designation

Model
219

BA41.10-P-1002-01E

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

M12

Nm

60

Number

Designation

Model
219

BA41.40-P-1001-01B

Bolt, propeller shaft intermediate bearing to frame floor assembly

Self-tapping screw

Nm

25