Toyota Fortuner III ABS Light On? Why a Wheel Speed Sensor Could Be the Culprit

If your Fortuner III’s ABS warning light stays on, a faulty wheel speed sensor is a common cause. Learn what to check and whether it’s safe to drive.

When the ABS warning light on your Toyota Fortuner III stays lit continuously, it's often a sign that the system has detected a fault. In my experience, a wheel speed sensor issue is one of the most frequent culprits. These sensors monitor how fast each wheel is spinning and send that data to the ABS control module. If one sensor fails or sends erratic readings, the module turns on the warning light to let you know something's wrong.


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