Paying attention to your automobile is very important in these days, indeed, if you do not do the minimum service of it, or if you do not take into account signals of abnormality, you highly risk to see your car getting in bad conditions. This is exactly the theme we are going to focus on today, one of the signs that most perturbs motorists is the ABS warning light on Audi Q8. 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 Audi Q8?.

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What does the ABS light on Audi Q8 signify?

We will begin our article content with the meaning of an ABS warning light on Audi Q8, to do this, in first, we will find out what an ABS is, and later on, why the ABS light on your car lights up.

What is the ABS on Audi Q8?

To start with, it is vital to demonstrate to you what the ABS of your Audi Q8 is utilized for so that you can understand the remaining of this article content. The ABS (Anti-lock Braking System) is a system that prevents the wheels of your car from locking during braking. The objective 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 Q8 is consisting 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 control the pressure of the pads on the discs to control 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 Q8

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In truth, you can simply experience how your car’s ABS works. If you have to steer, you will find that your car will brake by pawing, this is precisely the behaviour that ABS permits, 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 Q8

Now we move on to the section that you are most likely more curious about, meaning of an ABS warning light on a Audi Q8? To begin with, it is an orange light, so if it is on it suggest that your ABS system is faulty. You should be aware that as soon as the ABS warning light is on, the ABS will be put into safety mode, so you should modify your driving and not take any risks. Here are the different problems that the ABS warning light on your Audi Q8 can point:

  • It could be a simple short circuit, a broken wiring harness, a faulty relay or fuse. Use a pressure gauge to check it.
  • A malfunctioning ABS sensor: A malfunction of one of them causes the ABS light on your Audi Q8 to come on
  • The ABS hydraulic block of your Audi Q8: If it is faulty it is possible that the indicator light will turn on 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 inevitably come on.

What if the ABS light comes on on my Audi Q8?

We will now move on to the section where we will try to give you some answers to switch off this light, and thus answer the following question, what to do if the ABS light is on on my Audi Q8?. The answers will depend on the failures you are having. To begin with, pass your Audi Q8 to the diagnostic tool, if you don’t know how to read a fault code on Audi Q8, don’t be reluctant to examine our article content which points out the steps to take. Once you have found the source of your issue, here are the steps to take to resolve it and turn off the ABS light on your Audi Q8:

  • 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 issue: Once you’ve noticed an electrical issue 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 faulty sensor: Sometimes a simple cleaning of the sensors will be enough to resolve the issue, otherwise changing a sensor can cost up to a few hundred euros.

If you need more tutorials on the Audi Q8, go to our Audi Q8 category.