Sensor Rotors
WARNING: This page is about a different car, the 1996 Toyota Tercel, 1996 Toyota Paseo, 1995 Toyota Tercel, and 1995 Toyota Paseo. However, it is still accessible from the selected car via links, so may be relevant.
Inspect sensor rotor serrations for scratches, cracks, missing teeth, or warping. Replace drive shaft or hub as necessary if rotor is damaged.