![](../../../img/11/AK404087AF00ENG.png)
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1.Remove all of the ignition
coils. 2.Remove the rocker
cover. 3.Remove the oil control
valve. 4.Remove the oil pressure
switch. 5.Turn the crankshaft clockwise until the
notch on the crankshaft pulley is lined up
with "T" mark on the lower cover of timing
belt. 6.Move the rocker arms on the No. 1 and No.
4 cylinders up and down by hand to determine
which cylinder has its piston at the top dead centre on the
compression stroke.
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![](../../../img/11/AK404086AE00ENG.png)
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note |
The rocker arm piston
operation check can be performed on rocker arms
indicated by white
arrow mark when the No. 1 cylinder piston is at
the top dead centre on the compression stroke,
and on rocker arms indicated by black arrow mark
when the No. 4 cylinder piston is at the top
dead centre on the compression stroke.
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![](../../../img/11/AK601295AB00ENG.png)
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7.While shutting up the oil
passage hole at the depth of the oil control valve’s
installation hole by finger not to leak air, blow
compression air into the oil pressure switch
installation hole by air blowgun. At this time, confirm that
the rocker arm piston can operate.
note |
To fully confirm the check,
prevent the compression air from leaking as much
as possible
by bind vinyl tape to the end of air blowgun.
The compression air pressure is required more
than
620 kPa.
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8.Turn the crankshaft clockwise until the
notch on the crankshaft pulley is lined up
with "T" mark on the lower cover of timing
belt. 9.Confirm the rest of the rocker arm pistons
under the procedure 7. 10.When the rocker arm
piston does not operate, replace the rocker arm
assy.
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![](../../../img/11/AK301855AC00ENG.png)
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11.Apply sealant to threaded
portion. Specified sealant: 3M AAD Part No.
8672 or equivalent
caution |
Do not start the engine within
one hour after the engine taper
plug has been installed.
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12.Install the oil pressure switch and
tighten to the specified torque. Tightening
torque: 10 ± 2 N·m 13.Install
the oil control valve. (Refer to Valve Stem Seal -
Removal and Installation .) 14.Install
the rocker cover. 15.Install all of the ignition
coils.
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