Certain elements of your motor vehicle are necessary to its correct running, and to go further more, essential 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 functioning order, it’s this one. When you begin to have brake problems you need to deal with it right away, that’s why our team has made this content page on brake fluid leaks on Audi S5 to help you treat this concern in the right technique and deal with it quickly. To accomplish this, we will first discover the purpose of brake fluid, then, what triggers a brake fluid leak on your Audi S5 , and to finish, how to fix such a leak.


What is the purpose of brake fluid on a Audi S5?

So we start our content by quickly telling you the purpose of this famous brake fluid in the braking system of your Audi S5. To understand, 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 pressurized and will actuate your brake calipers so that they pinch the brake pads on your discs. It is consequently important that you constantly have the right level of brake fluid on your Audi S5, if you don’t know how to execute this manipulation, consult our content on this subject.

Causes of a brake fluid leak on your Audi S5

We now move on to a more important component to help you understand why you have a brake fluid leak on your Audi S5 .

What triggers a brake fluid leak on a Audi S5?

First, we’ll describe the different possible roots of the leak of your Audi S5. Here are the ones below:

  • A damaged brake hose: It’s one of the most common causes, one of the brake hoses has been cut and you lose brake fluid and pressure through this hole.
  • A faulty master cylinder on Audi S5 can lead to leaks on its different entries or exits.
  • In most cases this occurs when a brake drain has been performed not too long ago, and it is generally not tightened effectively.
  • Wheel cylinder: Just present on drum brakes, this component can leak and trigger an imbalance in the braking.

How to identify a brake fluid leak on Audi S5?

We will now give you the different recommendations and symptoms to interpret to verify that you have a brake fluid leak on your Audi S5 , find them below:

  • If the ABS warning light of your Audi S5 is on , you have to verify immediately the state of your circuit, do not hesitate to consult our dedicated content to have all the steps to execute.
  • If your Audi S5 pulls to the left or right when you brake you may have a brake fluid leak.
  • This is one of the most apparent signs, if you experience that your pedal is 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 elements you are bound to have a leak since this circuit is designed to be closed.

How to resolve a brake fluid leak on Audi S5?

The just solution when you experience a brake fluid leak on your Audi S5 is to go to your garage. If it is light, check your level and drive carefully to the garage, if it is too big don’t drive and have your car 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:

  • check the brake fluid level frequently.
  • Purge your brakes every two years or 40, 000 miles.
  • Change the brake fluid if you experience the brakes on your Audi S5 become “soft”.

If you have any further questions about the Audi S5, do not hesitate to consult our Audi S5 category.