The safety of a motor vehicle is very important. Even if the Mercedes Benz CLS Class are financial holes, certain maintenance acts are essential. Today we will explain to you when to change the brake discs of your Mercedes Benz CLS Class? To achieve this, to begin with, we will discover what the brake discs of your car are used for, then, when to change the brake discs of your Mercedes Benz CLS Class, and, finally, how to replace them with new ones.

change-brake-discs-mercedes-benz-cls-class

Interest of the brake discs of a Mercedes Benz CLS Class

We start our content by explaining what the brake discs of a Mercedes Benz CLS Class are used for, it will enable you to discover why it is important to be certain that they are constantly in good functioning conditions.
Brake discs are the most important component of your braking system. In truth, braking on an Mercedes Benz CLS Class is hydraulic, it is a system of hoses and pressurized oil that will come into action when you press your brake pedal. This pressure will actuate a piston that will push the brake pads on your brake disc which is mounted on your wheel. When the brake pads will pinch the discs which will trigger your Mercedes Benz CLS Class to brake.

When to change the brake discs of a Mercedes Benz CLS Class?

We will now proceed to the section that most certainly attracts you to this article, namely, when replacing the brake discs of a Mercedes Benz CLS Class? How we revealed it to you just before, the brake discs and pads work in osmosis, nevertheless these two elements are wearing auto parts and they will, as time passes and specifically the friction when braking wears out and loses braking power. We will now outline the different methods to know when to replace them:

  • We consider that generally speaking the brake discs should be changed every 80, 000 – 100, 000 km on a Mercedes Benz CLS Class , nevertheless it is important to know that based on your driving style and the type of journey this can vary significantly. In fact, if you mainly drive on the motorway and your brakes are just slightly used, this value can increase, on the other hand, if you just drive in built-up areas, it can reduce.
  • A basic and effective technique to identify the condition of the brake discs on your motor vehicle is during the technical inspection. In fact this thorough control checks the state of your brakes and the controller will tell you if they are in good condition or need to be changed.
  • A very easy visual technique to know when to change the brake discs on your Mercedes Benz CLS Class is to remove the wheels after the vehicle has been set on stands. Once removed, you will be able to access your discs and check their condition. If they have any big scratches or deformations you will have to change them. In any other case the second indicator to check is to measure the depth of the disk in relation to its edge, if this value exceeds 1 mm you will have to change them by new ones.

.

How to change the brake discs on your Mercedes Benz CLS Class?

Finally, to conclude this article we will quickly show you how to change the brake discs of your Mercedes Benz CLS Class. You must know that if you change the brake discs of your car, you will absolutely have to change the brake pads of your Mercedes Benz CLS Class, don’t hesitate to seek advice from our article which exposes you how to make this change.
As far as changing discs is concerned, here are the most important steps to stick to:

  • Put your Mercedes Benz CLS Class on stands, take off the wheels you want to work on.
  • Using a large flat screwdriver, pry on your brake pads to compress the caliper piston as much as possible and have enough play to make all your changes.
  • Using large Torx bits, remove the two nuts that lock the upper component of your brake caliper, remove it.
  • Take out your brake pads, then unlock your brake discs thanks to the two torx screws on the side of the disc, you might need a mallet to remove the discs.
  • Replace the discs and tighten them with the new torx screws provided, change your pads, reassemble the upper component of the caliper and tighten everything tightly.
  • Mounting your wheels, and make sure to do a 500-kilometer brake break-in before braking hard.

If you need more guides on the Mercedes Benz CLS Class, go to our Mercedes Benz CLS Class category.