37 11 010 Removing and installing/replacing front active anti-roll bar

WARNING: This page does not describe the selected car, but rather 31 other vehicles, including the 2015 BMW Alpina B7L, 2015 BMW Alpina B7, 2015 BMW 750i, 2015 BMW 750Li, and 2015 BMW 740i. However, it is still accessible from the selected car via links, so may be relevant.

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 BOTH ANTI-ROLL BAR LINKS FROM ANTI-ROLL BAR

Release screws (1) on left and right and partly remove trim panel (2).

Fig 1: Identifying Trim Panel With Screws

Courtesy of BMW OF NORTH AMERICA, INC.

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 .

Fig 2: Identifying Pressure Lines Mounting Screws

Courtesy of BMW OF NORTH AMERICA, INC.

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.

Fig 3: Identifying Front Active Anti-Roll Bar Mounting Screws

Courtesy of BMW OF NORTH AMERICA, INC.

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.

Fig 4: Identifying Roller Bearing With Rubber Sealing Lips

Courtesy of BMW OF NORTH AMERICA, INC.

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:

Vehicles with hydraulic power steering: fill and bleed HYDRAULIC SYSTEM
Check line connections for leak tightness
Carry out initial dynamic drive operation. See INITIAL OPERATION WITH TEST RUN (HYDRAULIC POWER STEERING) or START-UP WITH TEST RUN (ELECTRIC POWER STEERING) .