ENGINE – Cylinder Head Gasket
11-20
(3) Tighten the bolts by the following procedure.
Step Operation
1 Tighten to 78 Nm {8.0 kgf@m} in the order shown in the
illustration.
2 Fully loosen in the reverse order of that shown in the
illustration.
3 Tighten to 20 Nm {2.0 kgf@m} in the order shown in the
illustration.
4 Mark the head of the cylinder head bolt and cylinder head
by paint, then tighten 90_ of a turn in the order shown in
the illustration.
5 Tighten 90_ of a turn in the order shown in the illustration.
Check that the painted mark of the head bolt is lined up
with that of the cylinder head.
Caution
(1) Always make a tightening angle just 90_. If it is less
than 90_, the head bolt will be loosened.
(2) If it is more than 90_, remove the head bolt and repeat
the procedure from step 1.
"CA OIL RETURN PIPE GASKET INSTALLATION
Install the gasket with the printed portion toward the oil pan.
"DA HIGH-PRESSURE FUEL HOSE INSTALLATION
(1) Apply a small amount of new engine oil to the O-ring,
then fit the O-ring in the delivery pipe.
Caution
Do not let any engine oil get into the delivery pipe.
(2) Check that the high pressure hose turns smoothly.
If the hose does not turn smoothly, the O-ring is probably
being clamped. Disconnect the high-pressure fuel hose
and check the O-ring for damage. After this, re-install
the hose to the delivery pipe and check that the hose
turns smoothly.
(3) Tighten the mounting bolts to the specification.
Intake side
MB991654
Exhaust side
Front of engine
Step 4
90_
Painted mark
Step 5
90_
Painted mark
Gasket
Printed portion
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