Paying attention to your automobile is fundamental nowadays, indeed, if you do not do the minimum routine service of it, or if you do not take into account signals of abnormality, you strongly risk to see your car getting in bad conditions. This is precisely the topic we are going to talk about on this webpage, one of the indications that most disturbs motorists is the ABS warning light on Audi S5. 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 how to proceed if the ABS light is on Audi S5?.

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What does the ABS light on Audi S5 mean?

We will begin our article with the meaning of an ABS warning light on Audi S5, to do this, in first, we will discover what an ABS is, and afterwards, why the ABS light on your car lights up.

What is the ABS on Audi S5?

To start with, it is essential to demonstrate to you what the ABS of your Audi S5 is employed for so that you can understand the remaining of this content page. The ABS (Anti-lock Braking System) is a device that prevents the wheels of your car from locking during braking. The purpose of this system is to optimise 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 Audi S5 is made from different components, here they are:

  • Speed sensors on each wheel, which will analyze 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 Audi S5

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The truth is, you can quite easily 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 behaviour that ABS enables, 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 Audi S5

Now we proceed to the part that you are almost certainly more keen on, meaning of an ABS warning light on a Audi S5? First of all, it is an orange light, so if it is on it means that your ABS system is faulty. You should be knowledgeable that once the ABS warning light is on, the ABS will be put into safety mode, so you should adjust your driving and not take any risks. Here are the different problems that the ABS warning light on your Audi S5 can alert:

  • It could be a simple short circuit, a broken wiring harness, a faulty relay or fuse. Use a pressure gauge to verify it.
  • A malfunctioning ABS sensor: A failure of one of them triggers the ABS light on your Audi S5 to come on
  • The ABS hydraulic block of your Audi S5: If it is faulty 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 operate your ABS, the light will undoubtedly come on.

What if the ABS light activate on my Audi S5?

We will now proceed to the part where we will try to give you some solutions to turn off this light, and thus answer the following question, what to do if the ABS light is on on my Audi S5?. The solutions will could depend on the failures you are going through. First of all, pass your Audi S5 to the diagnostic tool, if you don’t know how to read a fault code on Audi S5, don’t think twice to examine our content page which explains the steps to take. Once you have located the source of your trouble, here are the steps to take to resolve it and turn off the ABS light on your Audi S5:

  • Trouble of the ECU or the hydraulic block: It can only be altered, and in this situation, you will have to go through a professional, 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 spotted an electrical trouble with your manometer, if it’s only a fuse or a relay, count around 10€ maximum, in any other case you’ll have to repair the wiring harness.
  • A faulty sensor: In some cases a simple cleaning of the sensors will be enough to fix the trouble, in any other case changing a sensor can cost up to a few hundred euros.

If perhaps you have any further questions about the Audi S5, do not hesitate to consult our Audi S5 category.