37 10 005 Removing and installing/replacing vent hose for active stabilizer (front)

WARNING: This page is about a different car, the 2005 BMW 645Ci and 2004 BMW 645Ci. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove front assembly underside protection, refer to 51 47 490 REMOVING AND INSTALLING / REPLACING FRONT UNDERBODY PROTECTION .

Distribution hose:

Release nuts (1).

Tightening torque, 5 N.m.

Withdraw vent line (3) from distribution hose (2).

Remove distribution hose (2).

Fig 1: Removing Distribution Hose

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Vent hose:

Withdraw seal plug (1) from front axle carrier.

Fig 2: Removing Seal Plug From Front Axle Carrier

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Remove vent line with filter from front axle carrier.

Observe the following when replacing vent valves:

Release vent valves (1).

Installation:

Push distribution hose (2) into vent valves (1) up to middle between markings (M).

Tightening torque 14 N.m.

Screw vent valves (1) completely into oscillating motor.

Remove assembly plugs from both vent valves (1).

Fig 3: Removing Vent Valves

Courtesy of BMW OF NORTH AMERICA, INC.