Brake Fluid Exchange – Is It Necessary? 

When it comes to the broken system of cars, it is very important to make regular maintenance, and brake fluid exchange is one of the most important things that you need to consider. Here we will explain the different kinds of aspects of the brake fluid exchange for the brake system of your car.

Why Brake Fluid Exchange is Important?

Brake Fluid Exchange

There are different kinds of reasons for it. Brake fluid exchange is the process of changing the brake fluid of the car. “What is brake fluid?” This may be the question on your mind. Brake fluid is a simple hydraulic fluid that transmits the hydraulic power from your brake pedal to the master cylinder. This master cylinder directs the brake fluid or hydraulic fluid to the brake calipers, and the brake calipers work to create friction between the brake pads and the brake rotor. This is the general working system of the brake systems of the car.

As you understand, brake fluid is a very important part of the brake systems. The brake fluid must be in very good condition so that it can perform its necessary duty to facilitate braking activity. Because of this, brake fluid exchange is very important. There are several other reasons that you need to consider regarding brake fluid exchange.

Moisture accumulation on the brake fluid: Moisture is a significant problem that you need to consider. If there is moisture in the brake fluid, the brake fluid cannot perform its necessary duty. So, in certain situations, by exchanging the brake fluid, we can get rid of the contamination and moisture accumulation in the brake fluid. Additionally, in some situations, the moisture inside the brake fluid reaches a very high level, necessitating the exchange of all the brake fluid with new fluid.

Contamination: Over time, or after a long period of time, the brake fluid can become contaminated due to particles that come from the friction between the brake pads and the brake rotor. It is challenging to mix these particles with the brake fluid in general. However, over long periods of time, there is a significant chance of the brake fluid mixing with contamination. If the brake fluid is contaminated, it cannot perform its duty properly. Changing the brake fluid with a new one will solve this problem.

As you can see, the brake fluid exchange is a very important aspect that we need to consider for the maintenance of the brake system of your car or vehicle. This is also the question that comes to mind for people when we think about brake fluid. In general, it is very hard to understand the brake fluid exchange, and you don’t need to think about the brake fluid exchange if you are bringing your car or vehicle to regular maintenance schedules. The technicians or your own service will know when they need to change the brake fluid of your car.

But in general, the brake fluid change is made between 50,000 to 60,000 miles. So, if you are driving within these ranges, you can understand that you need to change your brake fluid with a new system.

Also, another important thing that you need to consider is if the brake pedal is soft, bouncy, and spongy. You need to understand that you need to change the brake fluid of your system. But also, you need to be sure that there is no problem with the other systems of your brake system.

If you need to change the brake fluid, the ABS dashboard light will fully clear on your dashboard. Actually, if the ABS dashboard light is flickering on your dashboard, it’s also a very important and dangerous thing that you need to consider, and we do not recommend you drive your car with that dashboard light.

You may see problems with the braking of your car. Once you brake, you can easily understand that the braking performance of your car is not the same as before, which means that you need to change the brake fluid of your car.

If the brake fluid is old enough, there can be strange noises that come from your brake system when you press your brake pedal. And also, you may notice some unusual smells when you brake. These are the general things that you need to consider about the brake system of your car.

What Happens If You Do not do Brake Fluid Exchange?

It’s a very important maintenance schedule that you need to make for your brake system. Actually, if you are in a new car and if you bring your car for regular maintenance, you do not need to think about it.

If you neglect the brake fluid exchange, you will face the general symptoms that we explained above, and most of them are generally very important safety issues that you can face with your car. We are not speaking about the regular systems of your car or any kind of entertainment system. The brake system is one of the most important, maybe the most important, safety system of your car that you need to take care of.

Can You Make the Brake Fluid Exchange on Your Own?

Actually, it is a very hard thing to make and do it yourself. Because you will need some kind of special tools such as a detailed wrench or socket set, a brake bleeding kit, clean clothes, or other kinds of special containers to contain the brake fluid. And also you need to have a very good understanding of car mechanics. Because if you do some things wrong, the brake system will not work properly, which is a very big safety issue. So, we recommend that you bring your car to a car mechanic if you need to change your brake fluid.

How Much Does It Cost to Change the Brake Fluid?

The brake fluid changing is not a hard thing for experienced mechanics. And it is not a common thing that you need to do such as every year or every 5,000 miles. So, you do not need to consider the prices. But the general brake fluid change will cost around $200 to $300. And it is a very important thing that you need to do. These prices can change according to the place, the model, and the brand of your car.


As you understand, brake fluid exchange is a very important thing that you need to do. If you have additional comments and questions about this topic, you can leave them below.

Check the related topics about the brake systems of vehicles;

Squeaking Noise While Driving but No Brakes Applied

Tail Light vs Brake Light: What Is the Difference?

How Long Does It Take to Change Brakes? Different Cases

Service Brake Trailer System – Causes and Solutions

How to Adjust Bike Brakes? Caliper, Disc, and V-Brakes


Hello, I am Hasan, I am one of the owners of the Fmechanic. We built this website with one of my best friends to share our knowledge and experience in the engineering and mechanic areas. I am a certified mechanist and I have 4 years of experience with power and manufacturing tools. Writing about these topics and contacting people around these topics is a great joy for me.

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