37 12 220 Removing and Installing/Replacing Rear Active Anti-Roll Bar

37 12 220 Removing and installing/replacing rear active stabilizer





Special tools required:
^ 32 1 270





Warning!
Danger of poisoning if oil is ingested/absorbed through the skin!
Risk of injury if oil comes into contact with eyes and skin!
Risk of burning!
This work may only be carried out on an exhaust system which has cooled down.

Important!
Adhere to the utmost cleanliness. Do not allow any dirt to enter the hydraulic system.
Do not draw off hydraulic fluid (risk of contamination).
Close off pipe connections with plugs.32 1 270





Note:
A film of grease on the roller bearing in no way impairs the operational capability of the stabilizer.

In all warranty cases you must always provide a fault memory printout, even where there is no fault entry, with the defective part.





Necessary preliminary tasks:
^ Remove left rear wheel
^ Remove anti-roll bar link on both sides from anti-roll bar
^ Remove left and right trailing links (F11 only).
^ Detach exhaust system at rear and lower with the aid of a jack (all except N57)

Important!
Hydraulic lines and connections must be provided with suitable plugs 32 1 270 immediately after removal!








Release screws (1) and remove pressure lines from swivel motor.

Tightening torque 37 13 4AZ.

Seal pressure lines and connections of swivel motor with clean sealing plugs 32 1 270.





Release left and right screws (1).

Tightening torque 37 12 2AZ.

Remove stabilizer from rear axle carrier and feed out at side.

Installation note:
Check roller bearing on both sides for damage, replace stabilizer if necessary (slight discharge of grease OK).





Keep contact face for rubber mount on roller bearing clean and free from oil and grease during installation.

Check rubber mount (1) for damage, replace if necessary.

Note installation position of cutting line (2).





Important!
When assembling, make sure that in succession only the seal plugs of the line to be fitted are removed.
When fitting lines, do not tilt connectors (sealing rings!) and connect fully before screwing.
Do not replace sealing rings on hydraulic lines.
Replace affected line if sealing ring is damaged.





After installation:
^ If necessary, carry out initial Dynamic Drive operation
^ Check line connections for leaks

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