Paying attention to your vehicle is fundamental in the present day, obviously, if you do not do the minimum routine service on it, or if you do not take into account signals of abnormality, you firmly risk to see your car withering away. This is exactly the subject we will be treating on this page, one of the indicators that most affect motorists is the brake light on Audi A4 . It is also known as the handbrake light because it is the one that is lit when your handbrake is engaged. To try to help you review this light, first we will see what this brake light on Audi A4 refers to, then in a second how to handle it if the wrench light is on Audi A4? .


Brake light meaning on Audi A4

So we begin our guideline with the meaning of this brake light on Audi A4 . We will try to explain the different reasons that can push the brake light to light up in a first time, and, in a second time, what can push it to blink. Your brake system is one of the most necessary safety components, so it is vital to take the necessary measures when the brake light on your Audi A4 turns on.

What does a brake light on Audi A4 mean?

Generally, you are used to see the brake light on Audi A4 when the hand brake of your car is engaged, however you should know that it has another action a little less known, to inform you about the level of brake fluid in your car . If you identify that it is switched on when your handbrake is not engaged, it likely shows that you are running out of brake fluid in your Audi A4 . Verify the level of your brake fluid in your engine unit block.

What does it mean when the brake light flashes on Audi A4

In case the brake light flashes on Audi A4 , the complications you may confront are not the same. When the handbrake light flashes, the failures you may encounter are related to ABS and not to your brake fluid. One of the ABS sensors in your Audi A4 may have failed, producing the brake light on your car’s dashboard to flash. If this comes about, your ABS system will not work and you may encounter wheel lockup when braking, so be careful until the issue is resolved. If you also have the ABS warning light on Audi A4, please read our content page dedicated to this problem.

How to switch off the brake light on Audi A4?

To conclude, in this second part, we will try to give you the solutions if the brake light of your Audi A4 is on or blinks .

  • In this first case, as we stated in the first part of this content page, very often to produce the brake fluid level of your Audi A4 will be enough to solve the problem. If your brake light comes on actually quite quickly after leveling, it is most probably that you have a leak in your brake system . In this case, verify your level frequently and check out your garage as quickly as possible so that he can determine the specific location of the leak and fix the leaking hose. However, if the level of your brake fluid is good and your warning light is still on (even though your handbrake is not engaged), it may mean that your brake fluid sensor is defective. You can change this component it is not very hard to do, in any other case go to your garage to have it changed.
  • If the light is flashing , as we stated, it is on the ABS side that you have to look at. It’s more difficult to do the repair yourself for this problem. Regardless if it is just a sensor in your ABS block, the element is difficult and it is best to go to your garage. It can cost you a hundred euros if it is just one sensor, as well as several hundred euros or even 1000 euros if you have to change the whole block.

If you wish more guides on the Audi A4, go to our Audi A4 category.