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Home >> BMW >> 2015 >> Z4 sDrive28i, Automatic Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 20 (Clutch - Repair (N54) -- Z4_E89) >> Bleeding Clutch Hydraulic System >> 21 00 006 Bleeding clutch hydraulics (plastic slave cylinder)

21 00 006 Bleeding clutch hydraulics (plastic slave cylinder)

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Necessary preliminary tasks: 

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: Identifying Bleed Valve
G04725907Courtesy of BMW OF NORTH AMERICA, INC.

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

Correct brake fluid level in expansion tank.