It is inside the wheel hub. The whole wheel hub has to be replaced.. its sucks but if you know how to work on cars its not much harder to replace then a brake job..
The speed sensor, on a 2001 Honda Civic, is attached to the front drive wheel. The drive wheel is the front wheel on the passenger side.
Location of sensor
The 2001 Pontiac sun fire speed control sensor is located on the front passenger wheel. The sensor can be found on the inside of the rotor.
If it is the rear sensor, it will be in the differential. If it is a front sensor, it will be located at each front wheel.
Inside the transmission, the output is on the outside.
The speed sensor is located inside the Wheel Bearing Assembly, and cannot be replaced separate from the Wheel Bearing Assy.
Probably the speed wheel sensor needs to be reset
Wheel speed sensor. have the ABS scaned
The speed sensor (transmission revolution sensor) is located on the left side of the bellhousing near the top. Access is through the driver's side wheel well. I'm at the wheel well and i cant see the speed sensor
The speed sensor is located on the backside of the front wheel hubs. They read using the gear ring on the axle shaft.
Speed sensor on a 2001 ford expedition
The traction control and the ABS both use the wheel speed sensors in the wheel bearings