Jeep Workshop Manuals
Grand Cherokee 2WD V6-3.7L (2008)
Sensors and Switches > Sensors and Switches - Brakes and Traction Control > Wheel Speed Sensor > Component Information > Description and Operation > Front Wheel Speed Sensor > Page 1029
Wheel Speed Sensor: Description and Operation
A wheel speed sensor is used at each wheel. The front sensors are mounted to the steering knuckles. Front tone wheels are internal to the front bearing.
The sensors convert wheel speed into a small digital signal. The ABM sends 12 volts to the sensors. The sensor has an internal magneto resistance bridge
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