Paying attention to your car is very important nowadays, in truth, if you do not do the minimum maintenance of it, or if you do not take into account symptoms of abnormality, you strongly risk to observe your car withering away. This is specifically the subject we are gonna discuss in this article, one of the indications that most perturbs car owners is the ABS warning light on Citroen C5. In an attempt to help you review this warning light, we will first check out what this ABS warning light corresponds to, then in a second what to do if the ABS light is on Citroen C5?.

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What does the ABS light on Citroen C5 indicate?

We will commence our content page with the definition of an ABS warning light on Citroen C5, to do this, in first, we will find out what an ABS is, and next, why the ABS light on your car lights up.

What is the ABS on Citroen C5?

To begin with, it is necessary to describe to you what the ABS of your Citroen C5 is employed for so that you can understand the remaining of this article content. The ABS (Anti-lock Braking System) is a device that prevents the wheels of your car from locking during braking. The objective of this system is to optimize the braking distance of a car by preventing the wheels from locking, sliding on the road and you losing control of your car. The ABS system of your Citroen C5 is composed of different components, here they are:

  • Speed sensors on each wheel, which will examine if one of the wheels locks up.
  • A hydraulic system and valves that will manage the pressure of the pads on the discs to manage the braking power of the car
  • A computer that is the control center of your entire ABS system as well as the ABS light of your Citroen C5

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In reality, you can simply come to feel how your car’s ABS works. If you have to steer, you will find that your car will brake by pawing, this is exactly the actions that ABS allows, it will optimise braking to the maximum by associating the phases of pressure on the brake discs and the phases of discharge to prevent the wheels from locking up.

Meaning of an ABS light on Citroen C5

Now we go forward to the section that you are most probably more interested in, meaning of an ABS warning light on a Citroen C5? First of all, it is an orange light, so if it is on it shows that your ABS system is defective. You should be knowledgeable that once the ABS warning light is on, the ABS will be put into security mode, so you should change your driving and not take any risks. Here are the different problems that the ABS warning light on your Citroen C5 can point:

  • It could be a simple short circuit, a broken wiring harness, a defective relay or fuse. Use a pressure gauge to examine it.
  • A malfunctioning ABS sensor: A breakdown of one of them motives the ABS light on your Citroen C5 to come on
  • The ABS hydraulic block of your Citroen C5: If it is defective it is possible that the indicator light will occur and you will no longer be able to use your ABS.
  • The ABS computer: If the computer has a trouble, being the center of all decisions made to run your ABS, the light will unavoidably come on.

What if the ABS light comes on on my Citroen C5?

We will now go forward to the section where we will try to give you some solutions to switch off this light, and thus answer the following question, what to do if the ABS light is on on my Citroen C5?. The solutions will might depend on the failures you are going through. First of all, pass your Citroen C5 to the diagnostic tool, if you don’t know how to read a fault code on Citroen C5, don’t be reluctant to read our article content which explains the steps to take. Once you have determined the origin of your trouble, here are the steps to take to resolve it and turn off the ABS light on your Citroen C5:

  • Problem of the ECU or the hydraulic block: It can only be altered, and in this situation, you will have to go through a specialist, but if it’s dead, it could cost you around 1000€ to change the ECU and 1500 to 2000€ if you have to change both of them.
  • Electrical trouble: Once you’ve identified an electrical trouble with your manometer, if it’s only a fuse or a relay, count around 10€ maximum, otherwise you’ll have to repair the wiring harness.
  • A defective sensor: In some cases a simple cleaning of the sensors will be enough to solve the trouble, otherwise changing a sensor can cost up to a few hundred euros.

If you have any additional questions about the Citroen C5, do not hesitate to consult our Citroen C5 category.