Removing the clutch master cylinder
WARNING: This page is about a different car, the 2025 BMW M4, 2024 BMW M4, 2023 BMW M4, 2022 BMW M4, and 2021 BMW M4. However, it is still accessible from the selected car via links, so may be relevant.
CAUTION:
Materials harmful to health.
Contact with fluids harmful to health!
Contact with fluids harmful to health!
- Note and follow safety instructions on containers.
- Conduct all work in appropriate personal protective equipment only.
Preliminary work
- Refer to REMOVING THE COVER OF THE ENGINE COMPARTMENT AT THE REAR LEFT .
- Refer to REMOVING THE TRIM PANEL FOR PEDAL ASSEMBLY .
- Draw off brake fluid up to supply hose (2) of clutch hydraulic system.
To do this, use a suction lifter that is only used to draw off the brake fluid.
- Detach the supply hose (2) from the expansion tank (1).
- Detach clamp (1) using a screwdriver.
Protect the carpet with suitable agents from contamination with brake fluid.
- Detach hydraulic line (2) from clutch master cylinder (3).
- Detach supply hose (1) from clutch master cylinder (2).
Do not pull the supply hose (1) fully in the vehicle interior.
- Lever out the clutch switch (1) from the clutch master cylinder (2) with the screwdriver in arrow direction.
- Disconnect plug connection (4) and disconnect connector (3) from clutch switch (1).
- Turn bolt (1) through 90° counterclockwise.
Lug (arrow) is turned after this through 90° counterclockwise.
- Remove bolt (1).
- Remove clutch master cylinder (3) from clutch pedal (2).
- Turn bolt (1) through 90° counterclockwise.
Lugs (arrow) are turned after this through 90° counterclockwise.
- Remove bolt (1).
- Remove the clutch master cylinder (2).