The safety of a car is essential. Even if the Mazda 3 are economic holes, certain maintenance works are essential. Today we will explain to you when to change the brake discs of your Mazda 3? To accomplish this, first of all, we will discover what the brake discs of your motor vehicle are used for, then, when to change the brake discs of your Mazda 3, and, finally, how to replace them with new ones.

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Interest of the brake discs of a Mazda 3

We begin our article content by explaining what the brake discs of a Mazda 3 are used for, it will enable you to figure out why it is necessary to ensure that they are constantly in good working conditions.
Brake discs are the main component of your braking system. In truth, braking on an Mazda 3 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 Mazda 3 to brake.

When to change the brake discs of a Mazda 3?

We will now proceed to the part that undoubtedly attracts you to this article, namely, when replacing the brake discs of a Mazda 3? 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, as time passes and specifically the friction when braking wears out and loses braking power. We will now highlight the different techniques to know when to replace them:

  • We consider that in general the brake discs should be changed every 80, 000 – 100, 000 km on a Mazda 3 , nevertheless it is necessary to know that according to your driving style and the type of journey this can change significantly. In truth, if you mainly 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 decrease.
  • A simple and successful 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 Mazda 3 is to remove the wheels after the car has been set on stands. Once taken out, you will be able to access your discs and check 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 Mazda 3?

Finally, to conclude this article we will fairly quickly describe how to change the brake discs of your Mazda 3. You must know that if you change the brake discs of your car, you will absolutely have to change the brake pads of your Mazda 3, don’t hesitate to consult our article which teaches you how to make this change.
As far as changing discs is concerned, here are the main steps to stick to:

  • Put your Mazda 3 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, take out the two nuts that lock the upper component 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 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 perhaps you have any further questions about the Mazda 3, do not hesitate to consult our Mazda 3 category.