BMW X5: General Information On Braking In New Brake Discs / Brake Pads
IMPORTANT: After completing work:
- Carry out function check on brake analyzer (test stand) to ensure
that the
brakes complies with legal requirements.
- Carry out test braking while driving at low speed; the
effectiveness of the
brakes may be reduced during the initial braking operations.
- Exaggerated drastic and continuous braking operations for faster
braking
in are not permitted.
- Advise the customer not to perform any wilful drastic braking in
the first
200 km after brake replacement.
- Attach mirror tag to interior rearview mirror.
ELECTROMECHANICAL PARKING BRAKE - EMERGENCY RELEASE
Necessary preliminary tasks:
- Open side trim panel in luggage compartment at rear left
- Remove first aid pouch and warning triangle
IMPORTANT: Secure vehicle against rolling, e.g. with chocks.
Attach release tool (1) at release point (2).
Forcefully pull release tool against mechanical resistance upwards in direction
of arrow until a clear increase in
force can be felt and the parking brake can be clearly heard to release.
NOTE: Startup after power failure:
- Switch ignition on
- Press brake button with brake pedal depressed.
- The indicator lamp in the instrument cluster goes out as soon as
the
parking brake is released.
OVERVIEW OF PARKING BRAKE
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Fig. 82: Identifying Parking Brake Components
- Handbrake Bowden Cables
- Actuating unit with control unit
- Handbrake shoes
- Expander lock
- Adjusting handbrake
READ NEXT:
The parking brake test must be carried out on the roller dynamometer as
follows.
Release position (engine off / ignition on ):
Wheel circumferential force right / left < or = 300 N.
Press park
Special tools required:
34 4 000.
Installation:
Remove rear brake disc.
Release electromechanical parking brake (EMF).
After completing tasks, adjust handbrake.
Disconnect return springs (1)
Necessary preliminary tasks:
Remove both brake discs.
Set workshop mode in BMW diagnosis system.
Path:
Function selection
Service functions
Chassis
Parking brake
Workshop mode
NOTE
SEE MORE:
Necessary preliminary tasks:
Remove glass slide/tilt sunroof.
Remove glass slide/tilt sunroof lid at front.
Remove glass slide/tilt sunroof lid at rear.
Remove front drip molding.
Remove drive for slide/tilt sunroof actuation.
Overview of glass lid mechanism:
Fig. 4: Identifying Glass Lid
REPLACING ALL SPARK PLUGS (N42, N40, N46, N45, N52, N52K, N51)
Special tools required:
12 1 171
12 1 200
Necessary preliminary tasks:
Switch off ignition
Remove ignition coils.
Unscrew spark plugs with special tool 12 1 171.
Installation:
Tighten down spark plugs with special tool 12 1 171an