Repair procedures: Removal

Switch "OFF" the ignition and disconnect the negative (-) battery terminal.
Remove the air cleaner assembly.
(Refer to Engine Mechanical System - "AIR CLEANER ")
Disconnect the crankshaft position sensor connector (A).

Fig 1: Disconnecting Crankshaft Position Sensor Connector
Courtesy of KIA MOTORS AMERICA, INC.
Remove the mounting bolt (B), and then vertically remove the sensor from the transaxle housing.
Crankshaft Position Sensor mounting bolt :

6.8 - 9.8 N.m (0.7 - 1.0 kgf.m, 5.0 - 7.2 lb.ft)

Fig 2: Removing Crankshaft Position Sensor Mounting Bolt

Courtesy of KIA MOTORS AMERICA, INC.