21 52 510 Removing and installing or replacing clutch slave cylinder

WARNING: This page is about a different car, the 2010 BMW X3, 2009 BMW X3, 2008 BMW X3, and 2007 BMW X3. However, it is still accessible from the selected car via links, so may be relevant.

Special tools required:

13 3 010

NOTE: After completing work bleed clutch hydraulic system, see 21 00 006 Bleeding clutch hydraulic system .

IMPORTANT: From 08.06 a plastic clutch slave cylinder is installed in the E8X, E9X.
Important notes on installation are described in this work step.

Seal supply hose to clutch master cylinder with special tool 13 3 010 .

NOTE: Illustration shows E46.

Fig 1: Special Tool 13 3 010

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Remove transmission underbody protection if necessary.

Release union screw (1) on hydraulic line.

Release nut (2) and remove hydraulic line (3) with bracket.

Installation:

Tightening torque: 1AZ, see 21 52 CLUTCH OPERATION (HYDRAULIC) .

NOTE: Illustration similar.

Version with throttle valve, tightening torque: 12AZ, see 21 52 CLUTCH OPERATION (HYDRAULIC) .

Fig 2: Hydraulic Line

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Release nut and remove clutch slave cylinder.

Installation:

Tightening torque: 5AZ, see 21 52 CLUTCH OPERATION (HYDRAULIC) .

Fig 3: Locating Clutch Slave Cylinder Nut

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Installation:

Clean thrust member (1) and contact face on release lever (2).

Lightly grease thrust member (1) on contact face (3).

Fig 4: Thrust Member And Release Lever

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IMPORTANT: Spacer between fuel line and pressure hose of clutch slave cylinder must be correctly fitted.

Fig 5: Spacer Between Fuel Line And Pressure Hose Of Clutch Slave Cylinder

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