BMW 7 Series: Removing And Installing/Replacing Front Active Anti-Roll Bar
Notes
WARNING: DANGER OF POISONING if oil is ingested/absorbed through the skin! RISK OF INJURY if oil comes into contact with eyes and skin!
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 line connections with seal plug. 32 1 270
NOTE: A film of grease on the roller bearing in no way impairs the operability of the anti-roll bar.
In all warranty cases you must always provide a fault memory printout, even where there is no fault entry, with the defective component.
Necessary preliminary work
- Remove front underbody protection
- Remove stiffening plate (F12/F13 only)
- Remove BOTH ANTI-ROLL BAR LINKS FROM ANTI-ROLL BAR
Release screws (1) on left and right and partly remove trim panel (2).
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Fig. 19: Identifying Trim Panel With Screws
IMPORTANT: Hydraulic lines and connections on anti-roll bar must be fitted with suitable seal connectors 32 1 270 immediately after dismantling!
Release screws (1) and (2) and remove pressure lines from swivel motor.
Tightening torque 37 13 4AZ.
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Fig. 20: Identifying Pressure Lines Mounting Screws
Release screws (1).
Tightening torque 37 11 2AZ (short screw).
Tightening torque 32 00 1AZ (long screw).
Remove retaining brackets.
Remove anti-roll bar with rubber mounts sideways.
Installation note: Replace bolts.
Observe different screw lengths.
(Long screw is fitted in direction of travel at rear) Replacement: Remove both rubber mounts from anti-roll bar.
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Fig. 21: Identifying Front Active Anti-Roll Bar Mounting Screws
IMPORTANT: Rubber sealing lips (2) must be situated as pictured between retaining brackets!
Installation note: Check roller bearing (2) for damage, replace anti-roll bar if necessary (slight discharge of grease OK).
Keep facing for rubber mount on roller bearing clean and free from oil and grease during installation.
Check rubber mount for damage, replace if necessary.
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Fig. 22: Identifying Roller Bearing With Rubber Sealing Lips
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
- Fill and bleed HYDRAULIC SYSTEM
- Check line connections for leak tightness
- Start up DYNAMIC DRIVE
READ NEXT:
Replacing Front Left Or Right Coil Spring
Notes
IMPORTANT: Both coil springs on the relevant axle must be replaced only in
the event of
corrosion breakage!
The coil spring is allocated in the Electronic Parts Catalogue (EPC) under
the menu
Replacing Front Left Or Right Spring Strut Shock Absorber
Notes
WARNING: Prior to each use of special tool 31 3 340 , it is essential
to read the
associated Owner's Handbook fully!
All the safety information and instructions contained in the Owner's
Handboo
SEE MORE:
Adjusting Rear Lid To Fit
NOTE: The following text describes how to adjust the rear lid to fit at
one mounting
point as an example. Proceed in the same way for the other mounting points.
Height adjustment of rear lid:
Release screws (1) and move rear lid in direction of arrows.
Depth adjustment of rear lid:
Release screws
Throttle And Operation
REMOVING AND INSTALLING/SEALING LEFT THROTTLE VALVE ASSEMBLY (N63)
Necessary preliminary tasks
Switch off ignition.
Remove left INTERCOOLER.
Unlock plug (1) and remove.
Unfasten screws (2).
Tightening torque 13 54 1AZ.
Remove throttle valve assembly (3).
Installation:
Check plug connection (
