Repair procedures: Removal

Remove the front wheel speed sensor mounting bolt (A).
Tightening torque:

6.9 ~ 10.8 N.m (0.7 ~ 1.1 kgf.m, 5.1 ~ 8.0 lb-ft)

Fig 1: Identifying Front Wheel Speed Sensor Mounting Bolt
Courtesy of KIA MOTORS AMERICA, INC.
Remove the front wheel guard.
Disconnect the front wheel speed sensor connector. And remove the front wheel speed sensor.
Installation is the reverse of removal.