Monitoring your car is fundamental in these modern times, in fact, if you do not do the minimum routine 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 exactly the topic we are gonna discuss on this webpage, one of the signs that most disturbs drivers is the ABS warning light on Mercedes Classe B. In an attempt to help you review this warning light, we will first take a look at what this ABS warning light corresponds to, then in a second what you can do if the ABS light is on Mercedes Classe B?.

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What does the ABS light on Mercedes Classe B indicate?

We will commence our article with the meaning of an ABS warning light on Mercedes Classe B, to do 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 B?

First of all, it is important to demonstrate to you what the ABS of your Mercedes Classe B is intended for so that you can understand the rest of this content page. The ABS (Anti-lock Braking System) is a system that prevents the wheels of your car from locking during braking. The aim 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 Mercedes Classe B is consisting of several 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 Mercedes Classe B

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The truth is, you can with ease 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 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 Mercedes Classe B

Now we go forward to the section that you are most probably more keen on, meaning of an ABS warning light on a Mercedes Classe B? Firstly, it is an orange light, so if it is on it denotes that your ABS system is faulty. You should be knowledgeable that whenever 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 Mercedes Classe B can alert:

  • It could be a simple short circuit, a broken wiring harness, a faulty relay or fuse. Use a pressure gauge to examine it.
  • A malfunctioning ABS sensor: A breakdown of one of them triggers the ABS light on your Mercedes Classe B to come on
  • The ABS hydraulic block of your Mercedes Classe B: If it is faulty it is possible that the indicator light will come on and you will no longer be able to use your ABS.
  • The ABS computer: If the computer has a problem, being the center of all decisions made to manage your ABS, the light will undoubtedly come on.

What if the ABS light activate on my Mercedes Classe B?

We will now go forward 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 Mercedes Classe B?. The answers will depend on the deficiencies you are experiencing. Firstly, pass your Mercedes Classe B to the diagnostic tool, if you don’t know how to read a fault code on Mercedes Classe B, don’t be reluctant to examine our content page which explains 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 Mercedes Classe B:

  • Issue of the ECU or the hydraulic block: It can only be adjusted, 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 issue: Once you’ve identified an electrical issue 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: Occasionally a simple cleaning of the sensors will be enough to fix the issue, in any other case changing a sensor can cost up to a few hundred euros.

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