21 00 006 Bleeding Clutch Hydraulics (Plastic Slave Cylinder)

WARNING: This page is about a different car, the 2010 BMW 135i, 2009 BMW 135i, and 2008 BMW 135i. However, it is still accessible from the selected car via links, so may be relevant.

Necessary preliminary tasks:

Remove underbody protection from transmission.

Connect bleeder unit to brake fluid expansion tank.

IMPORTANT: Check relevant Operating Instructions for each device. Charging pressure should not exceed 2 bar.

Connect bleeder hose to bleed valve (1).

Open bleed valve (1) and flush until clear brake fluid emerges without air bubbles.

Close bleed valve.

Fig 1: Connecting Bleeder Hose To Bleed Valve

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Switch off bleeder unit or remove from brake fluid expansion tank.

Correct brake fluid level in expansion tank.