Among the small maintenance acts that you should do on a regular basis on your car, to fill up the brake fluid level of your BMW 3 Series is one of the most classics. Even though this work is basic to accomplish, some of you are likely wondering why to do the brake fluid level on your car? And others are concerned about how to do the brake fluid level on your BMW 3 Series? We will now answer these questions.


Advantage to always have the brake fluid level up in your BMW 3 Series

So we begin our article content with the interest of checking the brake fluid level on a BMW 3 Series. This fluid has a crucial role on your car, transmit the braking power to the wheels and thus stop your automobile. However, it is possible that with time you may lose brake fluid in the normal way (without any leakage). It is consequently imperative to verify the brake fluid level of your BMW 3 Series on a regular basis (every 10,000km for example). It is also advisable to flush the system every 50,000km because over time the brake fluid will lose its features. This process is particularly simple and does not require advanced experience of mechanics, so it is easy for all BMW 3 Series owners to do it themselves. If the Brake light on the dashboard of your BMW 3 Series does not match to a lack of brake fluid, do not think twice to consult our article content for details. However, there are some safety measures and rules to respect that we will check out in the up coming section of this article content.

How to fill up the brake fluid of a BMW 3 Series

So now we will explain to you how to do the brake fluid level on a BMW 3 Series. Please note that this is very elementary to perform. However, you will have to verify which brake fluid is the right one for you between DOT 3, DOT 4 and DOT 5. Most vehicles use either DOT 3 or DOT 4. You will find this information in the user manual of your BMW 3 Series. Now here are the steps to stick to to make your level:

  • Open your hood and situate your brake fluid reservoir, it is very easy to situate, it is generally made of whitish/transparent plastic, it is based above the master cylinder (metal part) and has a yellow cap.
  • Once uncovered, examine the instructions on the cap mindfully so as not to make any mistakes within the the process, we suggest you to clean the cap and the tank before opening. You will now be able to check out the side of the tank and check out the “Min” and “Max” marks on the side of the tank, which give you the range in which the level should be.
  • If the level is sufficient do not touch anything, or if you are close to or below the low mark, open the cap and fill it gently with the brake fluid suitable for your BMW 3 Series up to the mark “Max”.
  • If the level was below the “Min” mark before you inspected the brake fluid level in your BMW 3 Series, make sure verify the level in a few days/weeks to ensure that you don’t have a leak in the brake system

That’s it, you now have all the info you need to safely and securely fill the brake fluid level of your BMW 3 Series.

If you need more guides on the BMW 3 Series, go to our BMW 3 Series category.