Paying attention to your car is essential in these modern times, in reality, if you do not do the minimum service of it, or if you do not take into account signs of abnormality, you strongly risk to see your car getting in bad conditions. This is precisely the topic we are gonna focus on on this webpage, one of the symptoms that most perturbs drivers is the ABS warning light on Mercedes Classe A 3. In an attempt to help you analyze 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 Mercedes Classe A 3?.

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What does the ABS light on Mercedes Classe A 3 indicate?

We will commence our article content with the meaning of an ABS warning light on Mercedes Classe A 3, for this, in first, we will find out what an ABS is, and soon after, why the ABS light on your car lights up.

What is the ABS on Mercedes Classe A 3?

First of all, it is fundamental to explain to you what the ABS of your Mercedes Classe A 3 is used 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 aim of this system is to lower 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 Mercedes Classe A 3 is made up of several parts, here they are:

  • Speed sensors on each wheel, which will review 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 Mercedes Classe A 3

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The truth is, 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 exactly the actions that ABS permits, it will optimise braking to the maximum by associating the phases of pressure on the brake discs and the phases of release to prevent the wheels from locking up.

Meaning of an ABS light on Mercedes Classe A 3

Now we go forward to the section that you are most certainly more curious about, meaning of an ABS warning light on a Mercedes Classe A 3? Firstly, it is an orange light, so if it is on it means that your ABS system is defective. You should be advised that once the ABS warning light is on, the ABS will be put into security mode, so you should adjust your driving and not take any risks. Here are the different problems that the ABS warning light on your Mercedes Classe A 3 can show:

  • It could be a simple short circuit, a broken wiring harness, a defective relay or fuse. Use a pressure gauge to check it.
  • A malfunctioning ABS sensor: A failure of one of them motives the ABS light on your Mercedes Classe A 3 to come on
  • The ABS hydraulic block of your Mercedes Classe A 3: If it is defective 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 operate your ABS, the light will obviously come on.

What if the ABS light comes on on my Mercedes Classe A 3?

We will now go forward to the section 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 Mercedes Classe A 3?. The solutions will might depend on the failure you are experiencing. Firstly, pass your Mercedes Classe A 3 to the diagnostic tool, if you don’t know how to read a fault code on Mercedes Classe A 3, don’t hesitate to examine our content page which points out the steps to take. Once you have identified the cause of your issue, here are the steps to take to correct it and turn off the ABS light on your Mercedes Classe A 3:

  • Problem of the ECU or the hydraulic block: It can only be altered, and in this case, you will have to go through a specialist, but if it’s dead, it could cost you around 1000€ to replace the ECU and 1500 to 2000€ if you have to replace both of them.
  • Electrical issue: Once you’ve spotted 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 defective sensor: Sometimes a simple cleaning of the sensors will be enough to get rid of the issue, otherwise changing a sensor can cost up to a few hundred euros.

To find more tips on the Mercedes Classe A 3, take a look at the Mercedes Classe A 3 category.