Use a 9 16 or 15 mm socket wrench to loosen the pulley nut counterclockwise.

Pry the pulley off gently with a large screwdriver or a specialized puller tool.

Inspect the speed sensor for any belt debris or damage and unplug it if needed.

Remove the sensor by pressing the side tabs and sliding it off the motor housing.

Reconnect the sensor by aligning tabs, plugging the harness, and securing the red lock tab.