Repair procedures: Removal

Turn the ignition switch OFF and disconnect the battery negative (-) cable.
Disconnect the variable intake solenoid valve connector (A).
Disconnect the vacuum hoses (B, C) from the valve.
Remove the installation nut (D), and then remove the valve.
[Valve 1 (Intake manifold)]

Fig 1: Locating Variable Intake Solenoid Valve Connector (Intake Manifold)
Courtesy of KIA MOTORS AMERICA, INC.

[Valve 2 (Surge tank)]

Fig 2: Locating Variable Intake Solenoid Valve Connector (Surge Tank)
Courtesy of KIA MOTORS AMERICA, INC.