34 52 516 Removing and installing / replacing DSC control unit

WARNING: This page is about a different car, the 2010 BMW M3, 2009 BMW M3, and 2008 BMW M3. However, it is still accessible from the selected car via links, so may be relevant.

IMPORTANT: Read and comply with notes on protection against electrostatic damage (ESD protection) .

Necessary preliminary tasks:

Remove hydraulic unit

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 Screws And Control Unit

Courtesy of BMW OF NORTH AMERICA, INC.

IMPORTANT: Replace all seals in area (1).

Fig 2: Identifying Seals

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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

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement:

Carry out programming/coding , Steering angle sensor adjustment and adjustment for active front steering using scan tool.
Mix-up check of brake lines
Function check, hydraulic unit