Necessary preliminary tasks:
After completing repair work:
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.
Disconnect plug connection (1).
Unfasten brake lines (1).
Undo screw (3) and remove hydraulic unit upwards in direction of arrow.
Release screws (1) and remove holder (2).
If the control unit is replaced:
BMW X3 Service & Repair Manual > Heater with operation: Replacing the button caps of the heating and air conditioning system control
panel
Special tools required:
00 9 340
Tape area (1) around the button caps with adhesive tape.
Press blower rocker switch (1) on one side and pry it off on the other side with special tool 00 9 340 .
Pry off remaining button caps (1) with special tool 00 9 340 .
Clip in button caps (1) ...