Preliminary/Finishing

(cylinder bank 1 to 4)
Read fault memory and make a documentary record.

Open drain plug on radiator. Unfasten drain plug for coolant on right engine block. Drain and dispose of coolant.

Installation:
Replace drain plug sealing ring on engine block.
Tightening Torque, refer to Engine, Specifications.
Top up coolant. Vent cooling system and check for leaks, refer to Cooling System.

Remove intake filter housing upper section with air-mass flow sensor.
Remove intake air manifold, refer to Intake Manifold.
Remove both cylinder head covers, refer to Cylinder Head Assembly.
Remove all spark plugs.
Remove water hose between radiator and thermostat housing.
Remove fan clutch with fan impeller and fan cowl, refer to Cooling System.





Remove oil lines (1) from cylinder head on cylinder banks 1 to 4 and 5 to 8.

Note: The oil lines (1) of cylinder banks 1 to 4 and 5 to 8 are different.