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ENGINE
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5). Checking the cylinder head
(1). Eliminate:
•
carbon deposits (from the combustion
chamber)
Use a rounded scraper.
NOTE
Do not use a sharp instrument to avoid
damaging or scratching:
• spar plug threa s
• al e seats
(2). Check:
• cylin er hea
Scratches/damage
Replace the cylinder
head cover and cylinder head as a set.
• cylin er hea water acket
Mineral deposits/rust
Eliminate.
2
、
INSTALL
1). Installing the cylinder head
• cylin er hea gasket
• cylin er hea
• olts M 3 Nm
• olts M Nm
NOTE
• ighten the bolts in the proper se uence
• ollo the nu erical or er sho n in the
illustration ighten the bolts in t o stages
• timing chain gui e e haust si e
• timing chain tensioner
a. Lightly press the timing chain tensioner rod
into the timing chain tensioner housing by
hand.
. hile pressing the timing chain tensioner ro
win it clockwise with a thin screw ri er
①
until it stops.
c. ith the screw ri er
still inserted into the
timing chain tensioner in
stall the timing chain
tensioner and gasket onto the cylinder block.
ENGINE
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Then, tighten the timing chain tensioner bolts
to the specified torque.
WARNING
Always use a new gasket.
NOTE
The “UP” mark on the timing chain tensioner
should face up.
Timing chain tensioner bolt (10 Nm)
d. Remove the screwdriver, make sure that the
timing chain tensioner rod releases, and
tighten the cap bolt to the specified torque.
Timing chain tensioner cap bolt (7 Nm)
