Disconnect the battery negative terminal.
Remove the air cleaner assembly.
(Refer to Intake And Exhaust System - "Air Cleaner")
Disconnect the intake OCV (Oil control valve) connector (A).
Disconnect the VIS (Variable intake system) connector (A), the OPS (Oil pressure switch) connector (B), the knock sensor connector (C), the alternator connector (E) and the air compressor connector (D).
Disconnect the ETC (Electronic throttle control) connector (A) and MAPS (Manifold absolute pressure sensor) & IATS (Intake air temperature sensor) connector (B).
Disconnect the injector connectors (A).
Disconnect the PCV (Positive crankcase ventilation) hose (A).
Disconnect the vacuum hose (A) and PCSV (Purge control solenoid valve) hose (B).
Disconnect the throttle body coolant hoses (A).
Remove the oil level gauge (A).
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)
Remove the intake manifold (A) with the gasket (B).
Tightening torque :
18.6 ~ 23.5 N.m (1.9 ~ 2.4 kgf.m, 13.7 ~ 17.4 lb-ft)
When installing, replace with new gaskets.
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.
Install in the reverse order of removal.