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Home >> BMW >> 2009 >> 650i 2D Convertible, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 3025 (Brakes - Repair) >> Brake Testing And Bleeding >> 34 00 050 Bleeding brake system with DSC >> Necessary preliminary work

Necessary preliminary work

WARNING: This page is about a different car, the 2013 BMW X5 M, 2012 BMW X5 M, 2011 BMW X5 M, and 2010 BMW X5 M. However, it is still accessible from the selected car via links, so may be relevant.
IMPORTANT: When replacing or repairing, observe the filling and bleeding instructions for the following parts:
  • Tandem brake master cylinder
  • Hydraulic unit
  • Components and connecting lines which are fitted between these assemblies.
  • For E72: SBA control unit

Connect bleeder unit with max. 2 bar filling pressure.
A second person is needed to help carry out this work.

Use only BMW-approved brake fluids, see BRAKES - OPERATING FLUIDS .

Connect DIS.

Select path: Service functions - Chassis/Suspension - Traction control systems - Bleeding procedure.

IMPORTANT: Check relevant equipment manufacturer's operating instructions for each device.
Charging pressure should not exceed 2 bar.

Connect brake fluid changer to expansion tank and switch on.

Fig 1: Bleeding Brake System Using DSC
G08528066Courtesy of BMW OF NORTH AMERICA, INC.