Removal And Installation

WARNING: This page is about a different car, the 2021 Kia Seltos. However, it is still accessible from the selected car via links, so may be relevant.

Disconnect the battery negative terminal.
Remove the engine cover.
(Refer to Engine and Transaxle Assembly - "ENGINE COVER ")
Remove the air cleaner assembly.
(Refer to Intake and Exhaust System - "AIR CLEANER ")
Remove the engine room under cover.
(Refer to Engine and Transaxle Assembly - "ENGINE ROOM UNDER COVER ")
Disconnect the wiring connectors and harness clamps and remove the wiring protector around the intake manifold.

Courtesy of KIA MOTORS AMERICA, INC.
Disconnect the positive crankcase ventilation (PCV) hose (A).

Courtesy of KIA MOTORS AMERICA, INC.
Unfasten the electronic throttle body control (ETC) module bolts.
(Refer to Engine Control/Fuel System - "ETC (ELECTRONIC THROTTLE BODY) SYSTEM ")
Disconnect the vacuum hose (A) and purge control solenoid valve (PCSV) hose (B).

Courtesy of KIA MOTORS AMERICA, INC.
Remove the intake manifold stay (A).
Tightening torque:

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

Courtesy of KIA MOTORS AMERICA, INC.
Remove the intake manifold (A) with the gasket.
Tightening torque:

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

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 1: Intake Manifold Bolts And Nuts Tightening Sequence
Courtesy of KIA MOTORS AMERICA, INC.
Install in the reverse order of removal.
NOTE: When installing, replace with new gaskets.