How Often Should Brake Fluid Be Replaced in a Car?

1 Answers
LaCamilla
07/29/25 6:41pm
Generally, for family cars, brake fluid should be replaced every 40,000 kilometers or approximately every 3 years. The replacement cycle may vary depending on the vehicle model, so it's best to refer to the owner's manual. Below is an introduction to brake fluid: 1. Brake Fluid Replacement Cycle: If the vehicle is frequently used in rainy areas, the replacement cycle should be shortened accordingly. You can periodically open the engine hood to check if the brake fluid level is low. If you top up the brake fluid and notice it's low again shortly after, you should immediately check for any leaks. 2. Corrosive Nature of Brake Fluid: Note that brake fluid is corrosive to car paint and skin. If it comes into contact with either, clean it promptly. Brake fluid is also hygroscopic, so after adding brake fluid, always tighten the cap securely to prevent moisture in the air from being absorbed.
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