21 52 010 Removing and installing or replacing clutch slave cylinder

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

Necessary preliminary tasks:

Remove UNDERBODY PROTECTION .

NOTE: After completing work bleed CLUTCH HYDRAULIC SYSTEM .

IMPORTANT: If possible, do not deflect push rod of clutch slave cylinder.

A deflection of the push rod caused by removal will cause easy escape of fluid. This escape of fluid does not mean that the clutch slave cylinder is damaged.

Replacement therefore not necessary!

Draw off brake fluid until level is below connection (2) to clutch master cylinder.

Fig 1: Removing Brake Fluid

Courtesy of BMW OF NORTH AMERICA, INC.

Release nuts (1) of clutch slave cylinder.

Remove clutch slave cylinder (2).

Release line connection (3) and disconnect line (4).

Tightening torque 21 52 2AZ .

IMPORTANT: Catch escaping brake fluid in a suitable container.

Fig 2: Identifying Clutch Slave Cylinder Nuts And Line Connection

Courtesy of BMW OF NORTH AMERICA, INC.

Installation note:

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

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

Fig 3: Identifying Thrust Member On Contact Face And Release Lever

Courtesy of BMW OF NORTH AMERICA, INC.