Venting clutch hydraulic system
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.
NOTE:
TECHNICAL INFORMATION
Connect bleeder unit to brake fluid expansion tank.
Check relevant equipment manufacturer's operating instructions for each device.
Charging pressure should not exceed 2 bar.
Connect bleeder unit to brake fluid expansion tank.
Check relevant equipment manufacturer's operating instructions for each device.
Charging pressure should not exceed 2 bar.
- Remove the dust cap from the bleed valve (1).
- Connect the vent hose to the bleed valve (1).
- Open bleed valve (1) and purge it until clear, bubble-free brake fluid emerges.
- Close bleed valve (1).
- Switch off bleeder unit or remove from brake fluid expansion tank.
- Correct brake fluid level in expansion tank.