34 00 027 Replacing Fluid In Brake System

34 00 027 Replacing Fluid In Brake System







Necessary preliminary tasks:
- Remove left sensor opening.
- Read and comply with General Information.







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, see BMW operating fluids.







Connect bleeder unit to expansion tank and switch on.

NOTE:
Follow the applicable equipment manufacturer's Owner's Handbook.
Charging pressure should not exceed 2 bar.







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.







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 seal (1) in sealing cap.