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What Causes the Clutch Pedal of a Manual Transmission Car to Stay Down When Depressed?

1 Answers

McFaith

07/30/25 10:17am

When the clutch pedal of a manual transmission car stays down after being depressed, it is usually due to a disconnection or jamming in the clutch pedal, clutch master cylinder, or transmission mechanism. Other possible causes include: Air entering the clutch hydraulic system, leading to excessive clutch travel and poor return; Contaminated clutch fluid with impurities, causing severe wear inside the clutch master cylinder (piston) or blockage of the return oil hole, preventing the clutch from returning; As the vehicle mileage increases, the clutch return spring may lose tension or break, resulting in the clutch pedal not returning; Excessive wear in the clutch linkage push rod causing poor return. Solutions: Avoid prolonged use of the clutch in a semi-engaged state; Fully depress the clutch pedal before shifting gears; When performing emergency braking, simultaneously press the brake and clutch pedals. The clutch is located in the flywheel housing between the engine and the transmission, secured to the rear plane of the flywheel with screws, and the output shaft of the clutch serves as the input shaft of the transmission.

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