Why does it feel like there is water in the car when stepping on the brake?

1 Answers
MacRiver
07/30/25 8:58am
There are several reasons why it feels like there is water in the car when stepping on the brake: 1. Sound of circulating water from the water pump: This is a normal phenomenon. 2. Water inside the door: During rain, water can flow into the door through gaps in the window. The door's drainage hole might be clogged, preventing the water from draining out. 3. Lack of coolant: Some car brands have a heater core, and when the coolant is low, a water-flowing sound can occur. 4. Air leakage in the vacuum booster pump: The vacuum booster pump may need replacement. 5. Water ingress in the right side rail: The issue can be resolved by unclogging the drainage hole under the right side rail or removing the lower guard plate.
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