Paying attention to your car is fundamental in these days, in fact, if you do not do the minimum service of it, or if you do not take into account signals of abnormality, you highly risk to see your car withering away. This is specifically the topic we are going to focus on on this webpage, one of the symptoms that most disturbs drivers is the ABS warning light on Toyota 4Runner. In an attempt to help you analyze this warning light, we will first take a look at what this ABS warning light corresponds to, then in a second how to handle it if the ABS light is on Toyota 4Runner?.
What does the ABS light on Toyota 4Runner mean?
We will begin our content page with the meaning of an ABS warning light on Toyota 4Runner, for this, in first, we will discover what an ABS is, and later on, why the ABS light on your car lights up.
What is the ABS on Toyota 4Runner?
First of all, it is essential to demonstrate to you what the ABS of your Toyota 4Runner is employed 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 goal 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 Toyota 4Runner is made from several components, 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 Toyota 4Runner
In truth, you can quite easily 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 relating 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 Toyota 4Runner
Now we proceed to the part that you are most likely more curious about, meaning of an ABS warning light on a Toyota 4Runner? First of all, it is an orange light, so if it is on it means that your ABS system is faulty. You should be informed that as soon as the ABS warning light is on, the ABS will be put into safety mode, so you should adapt your driving and not take any risks. Here are the different problems that the ABS warning light on your Toyota 4Runner can alert:
- 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 motives the ABS light on your Toyota 4Runner to come on
- The ABS hydraulic block of your Toyota 4Runner: 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 trouble, being the center of all decisions made to manage your ABS, the light will undoubtedly come on.
What if the ABS light comes on on my Toyota 4Runner?
We will now proceed to the part where we will try to give you some answers to shut off this light, and thus answer the following question, what to do if the ABS light is on on my Toyota 4Runner?. The answers will could depend on the failure you are going through. First of all, pass your Toyota 4Runner to the diagnostic tool, if you don’t know how to read a fault code on Toyota 4Runner, don’t be reluctant to browse our article content which points the steps to take. Once you have determined the origin of your issue, here are the steps to take to fix it and turn off the ABS light on your Toyota 4Runner:
- 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 change the ECU and 1500 to 2000€ if you have to change 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 faulty sensor: Occasionally a simple cleaning of the sensors will be enough to fix the issue, otherwise changing a sensor can cost up to a few hundred euros.
To discover more tips on the Toyota 4Runner, take a look at the Toyota 4Runner category.