Removal And Installation

Remove the engine cover.
Disconnect the battery negative terminal.
Disconnect the wiring connectors and harness clamps, and then remove the wiring and protectors from the intake manifold.
1. The intake oil control valve (OCV) connector (A)
  
  Fig 1: Locate Intake Oil Control Valve (OCV) Connector
  Courtesy of KIA MOTORS AMERICA, INC.
2. The alternator connector (A)
  
  Fig 2: Locate Alternator Connector
  Courtesy of KIA MOTORS AMERICA, INC.
3. The variable Intake solenoid (VIS) connector (A)
  
  Fig 3: Locating Variable Intake Solenoid (VIS) Connector
  Courtesy of KIA MOTORS AMERICA, INC.
4. The manifold absolute pressure sensor (MAPS) & intake air temperature sensor (IATS) connector (A)
  
  Fig 4: Locate Manifold Absolute Pressure Sensor (MAPS) And Intake Air Temperature Sensor (IATS) Connector
  Courtesy of KIA MOTORS AMERICA, INC.
5. The electronic throttle control (ETC) connector (A)
  
  Fig 5: Locate Electronic Throttle Control (ETC) Connector
  Courtesy of KIA MOTORS AMERICA, INC.
6. The variable charge motion actuator (VCMA) connector (A)
Fig 6: Locate Variable Charge Motion Actuator (VCMA) Connector
Courtesy of KIA MOTORS AMERICA, INC.
Disconnect the positive crankcase ventilation (PCV) hose (A).

Fig 7: Locate Positive Crankcase Ventilation (PCV) Hose
Courtesy of KIA MOTORS AMERICA, INC.
Disconnect the vacuum hose (A) and purge control solenoid valve (PCSV) hose (B).

Fig 8: Locate Vacuum Hose And Purge Control Solenoid Valve (PCSV) Hose
Courtesy of KIA MOTORS AMERICA, INC.
Unfasten the electric throttle body control (ETC) module bolts.
(Refer to Engine Control/Fuel System - "ETC (ELECTRIC THROTTLE BODY CONTROL) SYSTEM ")
Remove the intake manifold stay (A).
Tightening torque:

18.6 ~ 23.5N.m (1.9 ~ 2.4kgf.m, 13.7 ~ 17.4lb-ft)

Fig 9: Remove Intake Manifold Stay
Courtesy of KIA MOTORS AMERICA, INC.
Remove the intake manifold (A) with the gasket (B).
Tightening torque:

18.6 ~ 23.5N.m (1.9 ~ 2.4kgf.m, 13.7 ~ 17.4lb-ft)

Fig 10: Remove Intake Manifold With Gasket
Courtesy of KIA MOTORS AMERICA, INC.

NOTE: When installing the intake manifold, tighten the bolts and nuts with pre-torque first, and then tighten the bolts and nuts with specified torque in the sequence shown.

Fig 11: Intake Manifold Bolts Tightening Sequence
Courtesy of KIA MOTORS AMERICA, INC.
Install in the reverse order of removal.