Clutch: Mechanical friction device that engages or disengages the engine from the transmission.
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It is located between the engine and the gearbox. It is used to disengage the engine, which prevents the movement to be transmitted to the gearbox while the gear shifts are made. Roughly speaking, it is the piece that disengages the engine from the wheels when the driver presses on the clutch pedal.
I have honda city zx 2008 model last one year I change clutch master cylinder and sleeve cylinder 4 times because both are not working properly also dot 4 oil in oil counter change in black colour please advice
I also have this problem, keep it running while it lasts. When it stops working, get both the upper and lower cylinders changed and have the line cleaned and lubricated by a good company.
When you press the clutch button, the plastic handle moves. Therefore, you think you press the button but the clutch doesn't move. Try to pull the clutch a few millimeters so that you can easily push the button without the plastic handle slides.