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What are the causes of brake failure in a hydraulic braking system?

1 Answers

SanWeston

07/29/25 10:48am

The causes of brake failure in a hydraulic braking system are: loose connection between the brake pedal and the master cylinder, no or severely insufficient fluid in the brake fluid reservoir, broken brake lines causing oil leakage, or ruptured master cylinder piston cup. If there is no sense of connection between the brake pedal and the master cylinder, it indicates a loose connection between the brake pedal and the master cylinder, which should be inspected and repaired. When pressing the brake pedal, if it feels very light with slight resistance, check whether the brake fluid in the master cylinder reservoir is sufficient. If there is no fluid or severely insufficient fluid in the master cylinder reservoir, add brake fluid to the specified level. If there is still no sense of resistance when pressing the brake pedal again, check whether the brake hoses or metal pipes from the master cylinder to the wheel cylinders are broken or leaking oil. When pressing the brake pedal, if there is some resistance but the pedal position cannot be maintained and it sinks noticeably, check whether there is brake fluid leakage at the push rod dust cover of the master cylinder.

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What are the methods for reducing car noise?

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