BMW 7 Owners & Service Manuals
BMW 7 Series (F01/F02) 2008-2015 Service Manual / Brakes / Repair / Mechanical/Hydraulic Components

BMW 7 Series: Mechanical/Hydraulic Components

REMOVING AND INSTALLING/REPLACING DSC HYDRAULIC UNIT

Necessary preliminary work

  • Read and comply with GENERAL INFORMATION.
  • Remove front left rear WHEEL ARCH PANEL
  • Remove left UNDERBODY PANELLING

After completing work:

  • BLEED BRAKE SYSTEM

IMPORTANT: Do not mix up brake lines.

If necessary, mark before removal.

Brake lines must not be bent.

Close off connecting bores with seal plugs.

Press brake pedal down to floor and secure with pedal support.

NOTE: The brake pedal may only be released when the brake lines are reconnected.

This prevents brake fluid from emerging from the expansion tank when the brake lines are opened.

Brakes - Repair
Fig. 146: Pressing Brake Pedal Down

Cut open cable strap (1).

Replace cable straps.

Remove foam block (2).

Lever out penetration (3) and pull out towards front.

Brakes - Repair
Fig. 147: Identifying Foam Block, Open Cable Straps And Cable Straps

IMPORTANT: Do not bend brake lines.

Grip at square head (1) and release brake lines (2).

Tightening torque 34 32 1AZ.

Brakes - Repair
Fig. 148: Identifying Square Head And Brake Lines

Unfasten brake lines (1).

Installation note: Tightening torque 34 32 1AZ.

Brakes - Repair
Fig. 149: Identifying Brake Lines

Disconnect plug connection (1).

Unfasten screws (2).

Installation note: Tightening torque 34 51 5AZ.

Remove hydraulic unit (3) towards bottom.

Brakes - Repair
Fig. 150: Identifying Plug Connection, Screws And Hydraulic Unit

Replacement: Unclip brake lines (1) from holder (2).

Brakes - Repair
Fig. 151: Identifying Brake Lines And Holder

Unfasten brake lines (1).

Installation note: Tightening torque 34 32 1AZ.

Unfasten screws (2). Take off holder (3).

Installation note: Tightening torque 34 51 4AZ.

Brakes - Repair
Fig. 152: Identifying Brake Lines, Screws And Holder

When replacing control unit

  • Carry out programming/encoding

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