An indicator light that is on is by no means a good sign. It is easy to believe that this is simply a dysfunction coming from sensors . That said, it's wiser to pay attention to it. What is ABS used for? Why is the indicator light on? What should be done? We will try to elucidate these questions, so you can drive and be safe with your Toyota Avensis.warning-abs-Toyota-Avensis

What is ABS on a Toyota Avensis

ABS means Anti Blocking System . It is a device which offers the possibility of improving the braking system, in particular for continuous braking. Before the development of ABS, the brake pedal was simply linked to the pads. When the pedal was depressed, the pads closed on the discs. The disadvantage with this device is that there is a risk of slipping. Thanks to sensors, ABS assesses the braking system. Instead of maintaining the discs, the pressure will vary various times in a very short time, in order to prevent a blocking total wheels of your Toyota Avensis. No skating, and braking becomes much more efficient.

Toyota Avensis: why the ABS warning light is on

If the ABS warning light is on, your Toyota Avensis is sure to have a malfunction. As with all the other indicator lights, it is rather usual that it simply concerns an electrical connection malfunction. However, it's better to be sure.

False contact

Reassemble the ABS sonar cables of your Toyota Avensis and measure the electrical voltage using a multimeter . Supposing that one of them does not have the same value as the other three, it means that there is an electrical fault. Reassemble the cables, if you discover a connection fault you will have to resolve it. When a cable is damaged, it will have to be changed.

A sensor problem

This is of course a rather recurring malfunction for a Toyota Avensis. The detector may be sending the wrong message. In this case, it will suffice to change the sensor in question. You can test the sensors using a oscilloscope .

A problem with the hydraulic block

The ABS of your Toyota Avensis works using a system hydraulic , which will manage the pressure of the brake pads. If this system is ever defective, replacement of the ABS unit is usually necessary. If it remains a block malfunction, you can usually feel it when you brake.

Conclusion

The ABS warning light that remains on can come from many reasons. Whether it is a sensor malfunction, a false contact. Assuming that the ABS block is not functional, it will certainly have to be replaced. And this operation happens to be quite expensive, for a Toyota Avensis or for any other model of vehicle. It is wiser not to neglect an ABS warning light, for understandable safety reasons. Do not hesitate to leave a comment if this specific ABS warning light text served you. See you soon!