21 52 510 Removing and installing or replacing clutch slave cylinder

WARNING: This page is about a different variant/trim than selected.

Special tools required:

NOTE: After completing work bleed 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: Using Special Tool (13 3 010) To Seal Supply Hose To Clutch Master Cylinder

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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:

For tightening torque refer to 21 52 1AZ in 21 52 CLUTCH OPERATION (HYDRAULIC) .

Fig 2: Identifying Hydraulic Line Union Screw, Nut And Bracket

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Release nut and remove clutch slave cylinder.

Installation:

For tightening torque refer to 21 52 5AZ in 21 52 CLUTCH OPERATION (HYDRAULIC) .

Fig 3: Identifying Clutch Slave Cylinder Mounting 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: Identifying Clutch Thrust Member, Release Lever And Contact Face

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

Fig 5: Identifying Spacer Between Fuel Line And Clutch Slave Cylinder

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