What causes the clutch pedal of Hyundai Verna to become hard to press when the engine is hot?

1 Answers
Kristin
07/29/25 7:29pm
When the clutch pedal becomes hard to press, it could be due to a malfunction in the clutch master cylinder. Possible causes include: a broken or jammed return spring in the master cylinder, swollen or flipped seals stuck at the compensation hole, or a one-way valve at the master cylinder end stuck and not returning to position. Below are relevant explanations: 1. Function of the clutch: The clutch is a component in the car's transmission system that directly connects to the engine. Its role is to smoothly engage or temporarily disconnect the engine's power from the transmission, reliably transmitting engine torque to allow the driver to perform operations such as starting, stopping, and shifting gears. 2. Usage of the clutch: If the clutch pedal has no free play, it can cause the clutch to slip, resulting in poor driving performance. If the clutch pedal's free play is excessive, it may prevent the clutch from fully disengaging, making gear shifting difficult. To check, press the clutch pedal until resistance is felt. This distance is the free play of the clutch pedal. The free play must be within the specified limit of 6-13mm. If it does not meet the requirement, it should be inspected and repaired at a service station.
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