Most injuries cause focal brain damage, damage confined to a small area of the brain. The focal damage is most often at the point where the head hits an object or where an object, such as a bullet, enters the brain. In addition to focal damage, closed head injuries frequently cause diffuse brain injuries or damage to several other areas of the brain.
As the wheel speed sensor is located very close to the braking system, the high heat generated by the brakes cause the wheel speed sensor to be more susceptible to damage. This in turn makes it one of the more common causes of the ABS light coming on. Unresponsive Hydraulic Pump or Valve.
The most common cause would be a Low Brake Fluid situation in the  Master Cylinder. Also, the ABS system has a balancing valve in the  Fluid circuit. If the valve is not in â¦the normal position for some  reason, the ABS System should see this as a fault and turn on the  light.