Keeping an eye on your automobile is essential in these days, in truth, if you do not do the minimum maintenance of it, or if you do not take into account signals of abnormality, you highly risk to observe your car withering away. This is precisely the topic we are going to talk about in this article, one of the indicators that most disturbs motorists is the ABS warning light on smart fortwo. 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 what you can do if the ABS light is on smart fortwo?.

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What does the ABS light on smart fortwo indicate?

We will begin our paper with the meaning of an ABS warning light on smart fortwo, 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 smart fortwo?

First of all, it is necessary to explain to you what the ABS of your smart fortwo is utilized for so that you can understand the remaining of this content. The ABS (Anti-lock Braking System) is a device that prevents the wheels of your car from locking during braking. The goal 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 smart fortwo is made up of different elements, here they are:

  • Speed sensors on each wheel, which will evaluate 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 smart fortwo

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The truth is, you can quite easily 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 allows, it will optimise braking to the maximum by relating 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 smart fortwo

Now we move on to the section that you are certainly more curious about, meaning of an ABS warning light on a smart fortwo? Firstly, it is an orange light, so if it is on it shows that your ABS system is faulty. You should be conscious that when 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 smart fortwo can alert:

  • It could be a simple short circuit, a damaged wiring harness, a faulty relay or fuse. Use a pressure gauge to check it.
  • A malfunctioning ABS sensor: A failure of one of them causes the ABS light on your smart fortwo to come on
  • The ABS hydraulic block of your smart fortwo: 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 run your ABS, the light will unavoidably come on.

What if the ABS light comes on on my smart fortwo?

We will now move on to the section where we will try to give you some answers to turn off this light, and thus answer the following question, what to do if the ABS light is on on my smart fortwo?. The answers will might depend on the failure you are experiencing. Firstly, pass your smart fortwo to the diagnostic tool, if you don’t know how to read a fault code on smart fortwo, don’t think twice to read our content which explains the steps to take. Once you have uncovered the origin of your problem, here are the steps to take to resolve it and turn off the ABS light on your smart fortwo:

  • Trouble of the ECU or the hydraulic block: It can only be altered, and in this case, you will have to go through a professional, 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 problem: Once you’ve spotted an electrical problem 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: Occasionally a simple cleaning of the sensors will be enough to get rid of the problem, otherwise changing a sensor can cost up to a few hundred euros.

If perhaps you have any additional questions about the smart fortwo, do not hesitate to consult our smart fortwo category.