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What causes the Elantra's brakes to be hard and ineffective?

1 Answers

DiJack

07/30/25 12:08am

Elantra brakes becoming hard and ineffective are usually related to insufficient or lost brake vacuum assistance. It is recommended to go to a repair shop to check whether the brake booster pump, pipelines, and master cylinder have leaks or faults, and repair them according to the situation. Here is some relevant information: 1. Vacuum booster pump: The vacuum booster pump only generates vacuum when the engine is working, forming assistance. When the engine is not working, it no longer generates assistance, but there is still a certain degree of vacuum remaining, which will completely disappear after stepping on the brakes when the engine is turned off. 2. Brakes: Brakes are mechanical braking devices that can slow down the speed of a vehicle, also known as decelerators. The car brake pedal is located under the steering wheel. Stepping on the brake pedal causes the brake linkage to be pressurized and transmitted to the brake shoes on the brake drum, clamping the brake disc to slow down or stop the car.

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