Certain auto parts of your car are essential to its proper performance, and to go further more, necessary to your security and that of other users. Your braking system is one of them, and if there’s one thing that must be in good operating order, it’s this one. When you begin to have brake complications you need to deal with it right away, that’s why our team has written and published this article content on brake fluid leaks on Bmw Serie 3 to help you resolve this difficulty in the right technique and handle it fairly quickly. To accomplish this, we will first see the role of brake fluid, then, what triggers a brake fluid leak on your Bmw Serie 3 , and to finish, how to fix such a leak.


What is the role of brake fluid on a Bmw Serie 3?

So we begin our content by fairly quickly telling you the role of this famous brake fluid in the braking system of your Bmw Serie 3. To figure out, a brake system functions with a closed hydraulic circuit, that is to say that you will have rigid hoses filled with brake fluid that are pressurized by the master cylinder, and when you press your brake pedal, your brake fluid will be compressed and will actuate your brake calipers so that they pinch the brake pads on your discs. It is consequently vital that you constantly have the right level of brake fluid on your Bmw Serie 3, if you don’t know how to execute this manipulation, consult our content on this subject.

Causes of a brake fluid leak on your Bmw Serie 3

We now proceed to a more important component to help you figure out why you have a brake fluid leak on your Bmw Serie 3 .

What triggers a brake fluid leak on a Bmw Serie 3?

First, we’ll describe the different possible sources of the leak of your Bmw Serie 3. Here are the ones down below:

  • A broken brake hose: It’s one of the most basic causes, one of the brake hoses has been cut and you lose brake fluid and pressure through this hole.
  • A faulty master cylinder on Bmw Serie 3 can lead to leaks on its different entries or exits.
  • In most cases this occurs when a brake drain has been performed recently, and it is quite often not tightened effectively.
  • Wheel cylinder: Just present on drum brakes, this component can leak and bring about an imbalance in the braking.

How to notice a brake fluid leak on Bmw Serie 3?

We will now give you the different suggestions and signs of illness to interpret to examine that you have a brake fluid leak on your Bmw Serie 3 , find them down below:

  • If the ABS warning light of your Bmw Serie 3 is on , you have to examine straight the state of your circuit, do not think twice to consult our dedicated content to have all the measures to execute.
  • If your Bmw Serie 3 pulls to the left or right when you brake you could have a brake fluid leak.
  • This is one of the most noticeable symptoms, if you feel that your pedal is much much easier to press down and goes up more slowly, it is very likely that you have a loss of pressure in your brake system.
  • More obvious, but if you find brake fluid on one of these components you are bound to have a leak since this circuit is supposed to be closed.

How to resolve a brake fluid leak on Bmw Serie 3?

The just remedy when you experience a brake fluid leak on your Bmw Serie 3 is to go to your garage. If it is light, verify your level and drive carefully to the garage, if it is too big don’t drive and have your motor vehicle towed. A general breakdown of your brake system will lead to an accident. You can, nevertheless, make a few frequent checks to limit the risks:

  • verify the brake fluid level frequently.
  • Purge your brakes every two years or 40, 000 miles.
  • Replace the brake fluid if you feel the brakes on your Bmw Serie 3 become “soft”.

In the event that you have any additional questions about the Bmw Serie 3, do not hesitate to consult our Bmw Serie 3 category.