Remove the engine cover.
Disconnect the battery negative terminal.
Remove the air cleaner intake hose.
(Refer to Intake and Exhaust System - "Air Cleaner")
Disconnect the engine wiring connector and haness clamp and then remove the cylinder head protector and wiring from engine.
Turbo charger solenoid valve connector
Exhuast OCV(Oil Control Valve) connector
Ignition connector # 1,2,3,4
FPCV(Fuel Pressure Control Valve) connector
Condenser connector
Exhuast CMPS(Cam position Sensor) connector
Intake CMPS(Cam Positoin Sensor) connector
WTS(Water Temperature Sensor) connector
Ground Cable
Front Oxygen Sensor connector
Rear Oxygen Sensor connector
Disconnect the exhaust OCV(Oil Control Valve) connector.
(Refer to Engine Control / Fuel System - "CVVT Oil Control Valve")
Disconnect the ignition coil.
(Refer to Engine Electrical System - "Ignition Coil")
Remove the PCV(Positiv Crankcase Ventilation) hose(A).
Remove the high pressure fuel pump.
(Refer to Engine Control / Fuel System - "High Pressure Fuel Pump")
Remove the cylinder head cover(A), gasket(B).
Loosen the cylinder head cover bolts with the order and steps.