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What happens if you dont change brake fluid?

Failing to change your vehicle's brake fluid can lead to serious consequences, including decreased braking performance, corrosion of brake system components, and even complete brake failure. Regularly replacing brake fluid is a crucial maintenance task that should not be overlooked.


The Importance of Brake Fluid


Brake fluid is a critical component of your vehicle's braking system. It is responsible for transmitting the force from the brake pedal to the brake calipers, causing the brake pads to press against the rotors and slow or stop the vehicle. Brake fluid must be able to withstand high temperatures and pressures, as well as resist corrosion, in order to perform this function effectively.


What Happens When Brake Fluid Is Not Changed



  • Decreased Braking Performance: Over time, brake fluid can become contaminated with moisture, which can lower its boiling point. This can lead to a "spongy" or unresponsive brake pedal, especially during heavy or repeated braking, as the fluid is more prone to boiling and losing its ability to transmit force effectively.

  • Corrosion of Brake System Components: Moisture in the brake fluid can also cause corrosion of metal components within the braking system, such as the brake calipers, wheel cylinders, and brake lines. This can lead to leaks, further reducing braking performance and potentially causing complete brake failure.

  • Brake Failure: In extreme cases, neglecting to change the brake fluid can result in complete brake failure, as the contaminated fluid loses its ability to transmit the force from the pedal to the calipers. This can be extremely dangerous and increase the risk of a serious accident.


To avoid these issues, it is recommended to change your vehicle's brake fluid according to the manufacturer's recommended service interval, typically every 2-3 years or 30,000 miles. Consult your owner's manual or a trusted mechanic for the specific maintenance schedule for your vehicle.


Conclusion


Neglecting to change your vehicle's brake fluid can have serious consequences, including decreased braking performance, corrosion of brake system components, and even complete brake failure. Regularly replacing the brake fluid is a crucial maintenance task that should not be overlooked, as it helps to ensure the safety and reliability of your vehicle's braking system.

What happens if you wait too long to change brake fluid?


If your brake fluid is never changed, the accumulated moisture significantly lowers the boiling point of your brake fluid and causes your brake lines to corrode and weaken over time; in some cases, they might even fail.



Can brake fluid last 10 years?


There is no set time to change the brake fluid in your vehicle. The timing varies by type of car, the driving conditions you typically encounter, and the manufacturer's recommendations. But a good rule of thumb is to check it during regular oil changes, and expect to change it every four to five years.



What happens if you never change brake fluid?


Allow the water to build up and remain in the vehicle, and internal corrosion may damage the master cylinder, calipers, brake lines, and other components. Replacing those will take a significant chunk of your money while changing the fluid costs just $100 or less.



How much should a brake flush cost?


A brake fluid flush costs around $100 to $160. The fluid itself is inexpensive: The average car needs about a quart (1 liter), which costs around $5 to $10. It is a relatively quick job, taking less than an hour, so expect to pay between $100 and $150 for labor, depending on the cost of labor in your region.



How long can I go without a brake fluid change?


YOU SHOULD REPLACE BRAKE FLUID EVERY FEW YEARS
And the best way to find out how often to change brake fluid is to follow your manufacturer's recommendations. Some manufacturers say you should replace your brake fluid every two years. Others recommend every three years, or every 45,000 miles.



How do I know if my brake fluid needs changing?


Strange Noises or Smells when Braking
If you notice strange sounds when you are braking, this could be caused by low brake fluid or another brake system issue. Common sounds include scraping or grinding noises. Burning smells after hard braking could mean that you have burnt-out brake fluid.



Can I just add brake fluid without flushing?


Yes, you can. You can add brake fluid without removing the old fluid from your reservoir. If your brake system is not exposed to air, then it's okay.



How much should a brake fluid change cost?


between $80 to $130
How much is Brake Fluid Change? The costs of changing the brake fluid, or doing a brake fluid flush, should cost between $80 to $130 and should be done by a professional mechanic to ensure safety. These costs can vary based on whether you want to change the fluid yourself and the type of fluid you have.



Is it bad to drive with bad brake fluid?


Yes, it will cause damage and very possibly injury or death when you try to stop and smash into something because your brakes failed and if you're leaking brake fluid it is not IF your brakes fail it is WHEN your brakes fail and they WILL fail.



What happens if you don't service your brake fluid?


Neglecting brake fluid maintenance can lead to issues such as brake fading, brake pedal failure, and corrosion and deterioration of brake components.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.