Paying attention to your vehicle is important in these modern times, 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 observe your car getting in bad conditions. This is precisely the theme we are going to focus on on this webpage, one of the symptoms that most disturbs drivers is the ABS warning light on Renault Megane 4. In an attempt to help you review this warning light, we will first look at what this ABS warning light corresponds to, then in a second how to handle it if the ABS light is on Renault Megane 4?.

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What does the ABS light on Renault Megane 4 mean?

We will start our article with the meaning of an ABS warning light on Renault Megane 4, for 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 Renault Megane 4?

To start with, it is fundamental to demonstrate to you what the ABS of your Renault Megane 4 is used for so that you can understand the rest 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 Renault Megane 4 is composed of different parts, 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 Renault Megane 4

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The truth is, you can simply 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 actions that ABS enables, it will optimise braking to the maximum by linking 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 Renault Megane 4

Now we proceed to the section that you are certainly more interested in, meaning of an ABS warning light on a Renault Megane 4? First of all, it is an orange light, so if it is on it means that your ABS system is defective. You should be conscious that whenever the ABS warning light is on, the ABS will be put into security mode, so you should adapt your driving and not take any risks. Here are the different problems that the ABS warning light on your Renault Megane 4 can indicate:

  • It could be a simple short circuit, a broken wiring harness, a defective relay or fuse. Use a pressure gauge to verify it.
  • A malfunctioning ABS sensor: A breakdown of one of them triggers the ABS light on your Renault Megane 4 to turn on
  • The ABS hydraulic block of your Renault Megane 4: 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 manage your ABS, the light will inevitably turn on.

What if the ABS light turns on on my Renault Megane 4?

We will now proceed to the section where we will try to give you some solutions to switch off this light, and thus answer the following question, what to do if the ABS light is on on my Renault Megane 4?. The solutions will be based upon the deficiencies you are enduring. First of all, pass your Renault Megane 4 to the diagnostic tool, if you don’t know how to read a fault code on Renault Megane 4, don’t be reluctant to read our article content which points the steps to take. Once you have established the source of your trouble, here are the steps to take to solve it and turn off the ABS light on your Renault Megane 4:

  • 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 trouble: Once you’ve identified an electrical trouble 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: Occasionally a simple cleaning of the sensors will be enough to solve the trouble, otherwise changing a sensor can cost up to a few hundred euros.

If you need more guides on the Renault Megane 4, go to our Renault Megane 4 category.