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What Causes Clutch Shudder?

1 Answers

SanMason

07/30/25 12:16am

Here are the reasons for clutch shudder: 1. Clutch shudder: Let the engine idle, engage a low gear, slowly release the clutch pedal and increase the throttle to start. If the vehicle body shakes at this point, it indicates clutch shudder. 2. Uneven distribution of positive pressure between the driving and driven discs: The uneven elasticity of the pressure springs in frequently engaged clutches, inconsistent adjustment of the release levers, and/or uneven ends of the diaphragm spring fingers can lead to asynchronous pressure application, uneven force on the pressure plate, or even tilting of the pressure plate, resulting in poor contact between the driving and driven discs and causing clutch shudder. Automotive parts experts suggest replacing the clutch pressure springs and leveling the release levers in such cases. 3. Weakened damping spring elasticity: Weakened elasticity of the clutch torsional damping springs, weakened clutch pressure springs, or cracks in the diaphragm spring can all cause shudder during clutch engagement. The recommended solution is to replace the springs. 4. Poor contact of the clutch lining: Poor contact of the clutch lining, surface hardening, or adhesion of sticky substances can easily lead to clutch shudder. In such cases, the clutch lining should be re-bonded.

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What is the normal difference in tire pressure between the four wheels?

It is impossible for the tire pressure of all four wheels to always be consistent. Generally, the front two tires will have slightly higher pressure than the rear ones, and a difference within 0.1 bar is normal. The following are the reasons for differences in tire pressure: 1. The front and rear tire pressures are inherently different, which is a normal phenomenon related to the vehicle's center of gravity position and drivetrain configuration. Front-wheel-drive vehicles have higher front tire pressure, while rear-wheel-drive vehicles have higher rear tire pressure. 2. According to research data from the "Tire Industry," tire pressure increases with rising temperature. For every 30°C increase in temperature, tire pressure rises by 16.5%, and when the temperature increases by 40°C, tire pressure increases by 19.5%, resulting in variations in tire pressure.

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Does a car consume fuel when idling without turning off the engine?

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