BMW X5: Removing And Installing / Replacing Master Brake Cylinder For DSC
Special tools required:
- 32 1 27032 1 270 PLUGS (SET)
Necessary preliminary tasks:
- Remove expansion tank.
- Read and comply with General Information.
After completing tasks, bleed brake system with DSC.
IMPORTANT: Do not bend brake lines.
Unfasten brake lines (2).
Unclip retaining bar (1) and remove both brake lines from guides.
Installation:
Tightening torque 34 32 1AZ.
Close off brake lines and brake master cylinder with plugs 32 1 270.
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Fig. 65: Uncliping Retaining Bar
Release nuts (3) and feed brake master cylinder out of brake booster.
Installation:
Replace self-locking nuts.
Tightening torque 34 31 1AZ.
Installation:
Replace sealing ring.
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Fig. 66: Identifying Sealing Ring
Installation:
When inserting the brake master cylinder (2) into the brake booster (1), make
sure the pressure rod of the brake
booster and that of the brake master cylinder meet each other on one level.
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Fig. 67: Identifying Brake Master Cylinder And Brake Booster
READ NEXT:
OVERVIEW OF BRAKE LINES
1. Brake hose, front.
2. Brake tubes.
3. Brake hose, rear, to body.
4. Brake hose, rear, to wheel brake cylinder.
REPLACING ALL BRAKE PIPES
Special tools required:
34 5 100
REPLACING VACUUM HOSE FOR BRAKE BOOSTER (N52K)
IMPORTANT: Before beginning work, fully press the brake pedal several
times to reduce the
vacuum pressure in the brake booster. This makes it easier to
REPLACING A BRAKE PAD SENSOR (FRONT)
IMPORTANT: The brake pad wear sensor must be replaced once it has been
removed (brake pad wear sensor loses its retention capability in the brake pad).
If a brak
SEE MORE:
Safety information
Warning
High gross weight can overheat the tires, damage
them internally and cause a sudden tire
pressure loss. Driving characteristics may be
negatively impacted, reducing lane stability,
lengthening the braking distances and changing
the steering response. There is a risk of acc
Safety information
Warning
If the upper retaining strap is incorrectly used
for the child restraint system, the protective effect
is reduced. There is a risk of injury. Make
sure that the upper retaining strap does not run
over sharp edges and is not twisted as it
passes the upper anchor.
Warning
If