The safety of a motor vehicle is very important. Regardless if the Mercedes Benz E Class are financial holes, certain maintenance actions are fundamental. In this article we will explain to you when to change the brake discs of your Mercedes Benz E Class? To accomplish 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 Benz E Class, and, finally, how to change them with new ones.

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Benefit of the brake discs of a Mercedes Benz E Class

We start our guideline by explaining what the brake discs of a Mercedes Benz E Class are used for, it will allow you to figure out why it is important to ensure that that they are constantly in good working order.
Brake discs are the main part of your braking system. In fact, braking on an Mercedes Benz E 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 placed on your wheel. When the brake pads will pinch the discs which will bring about your Mercedes Benz E Class to brake.

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

We will now proceed to the section that most certainly attracts you to this article, namely, when changing the brake discs of a Mercedes Benz E Class? How we described it to you just before, the brake discs and pads work in osmosis, however these two components are wearing parts and they will, as time passes and especially the friction when braking wears out and loses braking power. We will now outline the different ways to know when to change them:

  • We consider that generally the brake discs should be changed every 80, 000 – 100, 000 km on a Mercedes Benz E Class , however it is important to know that according to your driving style and the type of journey this can change substantially. In fact, if you principally drive on the motorway and your brakes are only slightly used, this amount can increase, on the other hand, if you only drive in built-up areas, it can reduce.
  • A basic and powerful way to find out 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 basic visual way to know when to change the brake discs on your Mercedes Benz E 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 verify 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 Benz E Class?

Finally, to end this article we will quickly describe how to change the brake discs of your Mercedes Benz E 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 E Class, don’t hesitate to consult our article which explains you how to make this change.
As far as changing discs is concerned, here are the main steps to stick to:

  • Put your Mercedes Benz E 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 produce all your changes.
  • Using large Torx bits, take out the two nuts that lock the upper part of your brake caliper, take out it.
  • Remove your brake pads, then unlock your brake discs thanks to the two torx screws on the side of the disc, you may 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 part of the caliper and tighten everything tightly.
  • Mounting your wheels, and remember to do a 500-kilometer brake break-in before braking hard.

If you want more tutorials on the Mercedes Benz E Class, go to our Mercedes Benz E Class category.