The safety of a car is very important. Whether or not the Citroen C4 are financial holes, certain maintenance actions are vital. Today we will explain to you when to change the brake discs of your Citroen C4? To do this, to begin with, we will see what the brake discs of your car are used for, then, when to change the brake discs of your Citroen C4, and, finally, how to replace them with new ones.

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Interest of the brake discs of a Citroen C4

We begin our content page by detailing what the brake discs of a Citroen C4 are used for, it will allow you to understand why it is important to be certain that they are constantly in good functioning order.
Brake discs are the most important component of your braking system. In fact, braking on an Citroen C4 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 trigger your Citroen C4 to brake.

When to change the brake discs of a Citroen C4?

We will now move on to the section that certainly attracts you to this article, namely, when changing the brake discs of a Citroen C4? How we mentioned 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 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 generally speaking the brake discs should be changed every 80, 000 – 100, 000 km on a Citroen C4 , however it is important to know that depending on 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 just slightly used, this amount can increase, alternatively, if you just drive in built-up areas, it can reduce.
  • A simple and good way to find out the condition of the brake discs on your car 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 simple visual way to know when to change the brake discs on your Citroen C4 is to remove the wheels after the car has been set on stands. Once taken off, 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 Citroen C4?

Finally, to end this article we will quickly explain how to change the brake discs of your Citroen C4. You must know that if you change the brake discs of your motor vehicle, you will absolutely have to change the brake pads of your Citroen C4, don’t hesitate to consult our article which points out you how to make this change.
As far as changing discs is concerned, here are the most important steps to follow:

  • Put your Citroen C4 on stands, take off the wheels you want to act 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 remember to do a 500-kilometer brake break-in before braking hard.

If you need more tutorials on the Citroen C4, go to our Citroen C4 category.