The safety of a car is essential. Even if the Mercedes C class are financial holes, certain maintenance works are essential. Today we will explain to you when to change the brake discs of your Mercedes C class? To do this, first of all, we will see what the brake discs of your motor vehicle are used for, then, when to change the brake discs of your Mercedes C class, and, finally, how to replace them with new ones.

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Interest of the brake discs of a Mercedes C class

We start our content page by explaining what the brake discs of a Mercedes C class are used for, it will allow you to discover why it is important to be sure that they are always in good functioning order.
Brake discs are the most important component of your braking system. In fact, braking on an Mercedes C 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 attached to your wheel. When the brake pads will pinch the discs which will bring about your Mercedes C class to brake.

When to change the brake discs of a Mercedes C class?

We will now move on to the section that certainly attracts you to this content page, namely, when replacing the brake discs of a Mercedes C class? How we mentioned it to you just before, the brake discs and pads work in osmosis, nevertheless these two elements are wearing parts and they will, with time and specifically the friction when braking wears out and loses braking power. We will now detail the different techniques 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 C class , nevertheless it is important to know that depending on your driving style and the type of journey this can vary considerably. In truth, if you specifically drive on the motorway and your brakes are only slightly used, this value can increase, in contrast, if you only drive in built-up areas, it can reduce.
  • A basic and powerful method to find out the state of the brake discs on your car is during the technical inspection. In truth this thorough control checks the state of your brakes and the controller will tell you if they are in good state or need to be changed.
  • A basic visual method to know when to change the brake discs on your Mercedes C class is to remove the wheels after the car has been set on stands. Once taken out, you will have the ability to access your discs and verify their state. If they have any big scratches or deformations you will have to change them. Otherwise 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.

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How to change the brake discs on your Mercedes C class?

Finally, to end this content page we will fairly quickly explain how to change the brake discs of your Mercedes C 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 C class, don’t hesitate to seek advice from our content page which explains 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 C class on stands, take off the wheels you want to action 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, take out the two nuts that lock the upper component of your brake caliper, take out 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 wish more guides on the Mercedes C class, go to our Mercedes C class category.