BMW X5 Owners & Service Manuals

BMW X5: Adjusting Parking Brake

The parking brake test must be carried out on the roller dynamometer as follows.

Release position (engine off / ignition on ):

Brakes
Fig. 83: Identifying Front Brakes Actuating And Warning Devices

NOTE: Accurate adjustment of the parking brake is only possible if the handbrake Bowden cables and all moving parts on the handbrake move easily and function correctly.

Basic setting of the parking brake is required whenever:

1. Adjustment specification for brake shoes

Release parking brake (switch on centre console).

Completely unscrew one wheel stud on each rear wheel.

Installation:

Install and tighten wheel bolt.

Tightening torque, 36 10 1AZ.

Brakes
Fig. 84: Locating Wheel Bolt

Turn adjusting screw with a screwdriver until it is no longer possible to turn the wheel.

Then unfasten the adjusting screw 10 notches.

Brakes
Fig. 85: Turning Adjusting Screw With Screwdriver

2. Braking in duo-servo parking brake

2.1 On roller dynamometer:

2.1.1 Call up braking-in program via diagnosis interface using DIS diagnosis system.

(Parking brake indicator lamp in instrument cluster flashes at low frequency)

2.1.2 Drive vehicle onto roller dynamometer and pull parking brake button once.

2.1.3 Parking brake is applied at approx. 15 km/h with reduced force.

(Parking brake indicator lamp in instrument cluster flashes at high frequency)

2.1.4 Braking-in procedure takes 3 minutes.

2.1.5 Braking-in procedure can be terminated by pressing the parking brake button.

2.1.6 Now clear the fault memory.

2.2 When road driving (if possible on company property or an unused road):

2.2.1 Call up braking-in program via diagnosis interface using DIS diagnosis system.

(Parking brake indicator lamp in instrument cluster flashes at low frequency) 2.2.2 Pull parking brake button once.

Increase driving speed to 15 km/h, braking-in distance is 400 metres.

2.2.3 Parking brake is applied with reduced force.

(Parking brake indicator lamp in instrument cluster flashes at high frequency) 2.2.4 Braking-in procedure can be terminated by pressing the parking brake button.

2.2.6 Now clear the fault memory.

Brakes
Fig. 86: Display Of Parking Brake Function

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