34 00 027 Replacing fluid in brake system (X6 2015-2019)

Necessary preliminary tasks:

IMPORTANT: When carrying out repairs to the brake system, follow the procedure set out in BLEEDING BRAKE SYSTEM WITH DSC .

Use only BMW-approved brake fluids: BMW brake fluid DOT 4 with low viscosity, part# 83 13 0 443 026 .

Connect bleeder unit to expansion tank and switch on.

NOTE: Please observe Owner's Handbook of the respective equipment manufacturer.
Charging pressure should not exceed 2 bar.

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Completely bleed the brake system.

Connect bleeder hose with collecting tray to bleeder valve on rear right brake caliper.

Open bleeder valve and purge until clear, bubble-free brake fluid emerges.

Close vent valve.

Follow same procedure on rear left, front right and front left wheel brake.

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NOTE: The clutch slave cylinder must also be scavenged in vehicles with manual transmissions.

Switch off bleeder unit and remove from expansion tank.

Check brake fluid level. If necessary, top up/draw off to max. level.

Close expansion tank.

NOTE: Pay attention to rubber seal (1) in sealing cap.

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