If the oil leak from under the cylinder head cover could not be eliminated by tightening the cover bolts, replace its gasket
You will need: a 12 wrench, a screwdriver.
Disconnect the wire from the negative terminal of the battery.
Drain the cooling system.
Loosen the inlet hose clamp and move it aside.
Disconnect the hose and wire harness holders.
Remove the crankshaft position sensor harness from the holder.
Remove the high voltage wire ends from the spark plugs.
Note. If the replacement of high-voltage wires is not expected, the tips can not be removed from the wells of the cover.
Loosen the ventilation hose clamp and remove the hose.
Loosen the suction hose clamp and remove the hose.
Disconnect the wire blocks from the primary connectors of the ignition coil.
Remove the head cover bolts
Remove the cover along with the gasket, high voltage wires and ignition coils.
Peel the gasket off the cover.
Inspect the condition of the valve cover seal and oil scraper tubes, replace if necessary.
Degrease the surface of the lid.
Wipe the surface of the cylinder head.
Install a new gasket on the cover, install the cover in the reverse order of removal, and connect all hoses and wires.