Keeping an eye on your vehicle is important in these days, in truth, if you do not do the minimum maintenance of it, or if you do not take into account alerts of abnormality, you highly risk to see your car withering away. This is precisely the theme we are going to discuss in this article, one of the symptoms that most perturbs drivers is the ABS warning light on Volkswagen Passat 7. In an attempt to help you analyze 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 Volkswagen Passat 7?.
What does the ABS light on Volkswagen Passat 7 mean?
We will start our content with the definition of an ABS warning light on Volkswagen Passat 7, for this, in first, we will see what an ABS is, and afterwards, why the ABS light on your car lights up.
What is the ABS on Volkswagen Passat 7?
To start with, it is necessary to demonstrate to you what the ABS of your Volkswagen Passat 7 is utilized for so that you can understand the remaining of this guideline. 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 Volkswagen Passat 7 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 Volkswagen Passat 7
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In truth, 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 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 Volkswagen Passat 7
Now we move on to the section that you are likely more keen on, meaning of an ABS warning light on a Volkswagen Passat 7? First of all, it is an orange light, so if it is on it denotes that your ABS system is faulty. You should be advised that when 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 Volkswagen Passat 7 can point:
- It could be a simple short circuit, a damaged wiring harness, a faulty relay or fuse. Use a pressure gauge to verify it.
- A malfunctioning ABS sensor: A failure of one of them causes the ABS light on your Volkswagen Passat 7 to come on
- The ABS hydraulic block of your Volkswagen Passat 7: 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 operate your ABS, the light will inevitably come on.
What if the ABS light activate on my Volkswagen Passat 7?
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 Volkswagen Passat 7?. The answers will could depend on the deficiencies you are encountering. First of all, pass your Volkswagen Passat 7 to the diagnostic tool, if you don’t know how to read a fault code on Volkswagen Passat 7, don’t think twice to examine our guideline which explains the steps to take. Once you have identified the source of your issue, here are the steps to take to resolve it and turn off the ABS light on your Volkswagen Passat 7:
- Problem 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 replace the ECU and 1500 to 2000€ if you have to replace both of them.
- Electrical issue: Once you’ve detected 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: Occasionally a simple cleaning of the sensors will be enough to solve the issue, otherwise changing a sensor can cost up to a few hundred euros.
If you wish more guides on the Volkswagen Passat 7, go to our Volkswagen Passat 7 category.
