The abs depends on the wheels speed sensors.
Abs sensor test tool.
This video is a guide on how to test an abs wheel sensor to ensure it is working properly.
Understanding an abs sensor.
Therefore an issue with this sensor could be the cause of the problem with your abs light.
Before you consider learning how to test an abs sensor it is essential first to understand what it is and what role it plays for your vehicle.
This is a standard system in the current automobiles and is considered an enhanced version of the braking system.
If all looks good it is still possible for an abs sensor to fail internally.
Abs brake wheel speed sensor testing all anti lock equipped vehicles are designed with a wheel speed sensors wss one at each wheel.
It is a type of tachometer which measures the rotational speed of the wheel and also passes it to the ecm of the car.
An abs or anti lock braking system is referred as an enhanced braking system that is commonly found in modern automobiles these days.
A stator ring is then used with the sensor which attaches to the brake rotor cv joint rear axle or bearing hub.
Problematic wheel speed sensor.
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But prior to the idea of testing the abs sensor you should first know what it is.
You can clean it off with a rag with a little brake cleaner fluid.
With an abs sensor disconnected you can probe the terminals with a multimeter.
So you need to know how to reset abs light without a scan tool.
An abs in full is an anti lock brake system.
Just a small amount of corrosion would illuminate the abs light and you would need to replace the module.
When cleaning fails testing via multimeter or abs scan tool is the next step.
Removing the sensor is the best way to clean it and in most cases chemicals are unneeded.
Disconnect the wire and unscrew the canister.