34 11 220 Removing and Installing/Replacing Both Front Brake Discs (Brembo)

34 11 220 - Removing and installing/replacing both front brake discs (Brembo)





Special tools required:
- 34 1 280 34 1 280 Sliding Caliper






Necessary preliminary tasks:
- Remove wheels 36 10 300 Removing or Installing Front or Rear Wheel
- Remove and clean brake pads 34 11 000 Removing and Installing/Renewing Brake Pads on Both Front Disc Brakes (Brembo)

After completing work, read and comply with notes on braking in new brake discs / brake pads Procedures.





Check minimum brake disc thickness:

- Position special tool 34 1 280 34 1 280 Sliding Caliper at three measuring points in area (1) and measure.
- Compare measurement result and lowest value with setpoint value 34 11 Front Brake.
If the brake discs are replaced, you must also fit new brake pads.

Brake discs may only be replaced in pairs (on each axle).





Important!
New brake pads may only be installed if the brake disc thickness is greater than or equal to the minimum brake disc thickness 34 11 Front Brake (MIN TH) (not incl. M vehicles).

In the case of M vehicles and perforated brake discs, new brake pads may only be installed if the brake disc thickness is greater than the minimum brake disc thickness 34 11 Front Brake (MIN TH).

Note:
The minimum brake disc thickness is configured in such a way that it lasts the life of a further set of brake pads (does not apply to M vehicles and perforated brake discs).





Important!
To release brake disc: Do not under any circumstances strike friction ring with a hammer or similar!

If necessary, carefully tap on base of brake disc chamber with a rubber mallet.

Clean contact surface of brake disc at wheel hub thoroughly and remove traces of corrosion.

Unevenness on contact surface may result in distortion of brake disc!

Release screw (1) and remove brake disc (2).

Installation:
Replace screw.

Tightening torque 34 11 1AZ 34 11 Front Brake.

NOTE:
- If brakes pads have been replaced during procedure, reset CBS display in accordance with factory specification, please refer to: Vehicle/ Instrument Panel/ Gauges and Warning Indicators/ Maintenance Required Lamp Indicator/ Service and Repair Service and Repair