1. The clutch master cylinder refers to the part that is connected to the clutch pedal and connected to the clutch booster through the oil pipe. Its function is to collect pedal travel information and use the booster to separate the clutch.

2. When the driver steps on the clutch pedal, the push rod pushes the master cylinder piston to increase the oil pressure and enters the wheel cylinder through the hose, forcing the wheel cylinder lever to push the release fork and push the release bearing forward; when the driver releases the clutch pedal, When the hydraulic pressure is released, the release fork gradually returns to its original position under the action of the return spring, and the clutch is in the engaged state again.