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What to Do When the Brake Pedal Is Hard to Press?

1Answers
Sam
07/29/2025, 06:24:46 PM

Brake pedal being too hard to press down may result from the following reasons: 1. The car's vacuum booster pump is leaking or malfunctioning. The force applied to the brake pedal is amplified by the brake booster pump. If it fails, the brake loses its power assistance, making it difficult to press down. 2. Pressing the brake after the engine is turned off, which is also related to the brake booster pump. The brake booster pump continuously generates vacuum only when the engine is running. When the engine is off, it relies on the residual vacuum assistance, which typically depletes after a few presses. However, this condition will recover after the engine is started and is not a malfunction.

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