Repair Procedures: Removal

Turn the ignition switch OFF and disconnect the battery negative (-) terminal.
Remove the air cleaner assembly and air intake hose.
(Refer to Engine Mechanical System - "AIR CLEANER ")
Remove the engine wiring.
1. Disconnect the OCV and WGV extension (A).
  
  Fig 1: Locate OCV And WGV Extension
  Courtesy of KIA MOTORS AMERICA, INC.
2. Disconnect the ignition coil (A).
3. Disconnect the CMPS (B).
4. Disconnect the FPCV (C).
5. Disconnect the PCSV (D).
6. Remove the engine wiring mounting bolts (E) and then remove the engine wiring harness (F).
Fig 2: Remove Engine Wiring Mounting Bolts
Courtesy of KIA MOTORS AMERICA, INC.
Remove the vacuum pipe mounting bolts (A) and make a gap by moving the bracket.
Disconnect the engine coolant temperature sensor connector (B).
Remove the engine coolant temperature sensor (C).

Fig 3: Locate Engine Coolant Temperature Sensor Connector And Mounting Bolts
Courtesy of KIA MOTORS AMERICA, INC.
CAUTION:
- Note that engine coolant may be flowed out from the water temperature control assembly when removing the sensor.
Fill with engine coolant.
(Refer to Engine Mechanical System - "COOLANT ")