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Home >> BMW >> 2011 >> 323i Automatic >> Repair and Diagnosis >> Brakes >> Mechanical - Hydraulic >> Brakes - Repair - E90 >> Electronic Components >> 3452516 Removing and installing/replacing DSC control unit

3452516 Removing and installing/replacing DSC control unit

IMPORTANT: Read and comply with notes on PROTECTION AGAINST ELECTROSTATIC DISCHARGE (ESD PROTECTION) .

Necessary preliminary tasks 

IMPORTANT: Risk of damage to the contacts when removing and installing the hydraulic unit.

Release screws (1) and carefully detach control unit (2) towards front.

Fig 1: Identifying Front Brake Control Unit And Screws
G04726704Courtesy of BMW OF NORTH AMERICA, INC.
IMPORTANT: Replace all seals in area (1).
Fig 2: Identifying Seals Area
G04726705Courtesy of BMW OF NORTH AMERICA, INC.

Installation: 

Keep sealing faces clean.

Replace screws.

Observe tightening sequence (1-4).

Tightening torque 34 51 1AZ, see 34 51 SLIP CONTROL SYSTEM (DSC) . .

Fig 3: DSC Control Unit Bolts Tightening/Loosening Sequence
G04726706Courtesy of BMW OF NORTH AMERICA, INC.

Replacement: