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CAMSHAFTS
c. Install the clip, dowel pins and camshaft
caps.
• Tighten the bolts (camshaft cap) in a criss-
cross pattern from innermost to outer caps.
• Do not turn the camshaft when measuring
clearance with the Plastigauge
®
.
d. Remove the camshaft caps and measure
the width of the Plastigauge
®
"1".
5. Measure:
• Camshaft outside diameter "a"
Out of specification→Replace the camshaft.
Within specification → Replace camshaft
case and camshaft caps as a set.
CHECKING THE CAMSHAFT SPROCKET
1. Inspect:
• Camshaft sprocket "1"
Wear/damage → Replace the camshaft as-
sembly and timing chain as a set.
CHECKING THE DECOMPRESSION
SYSTEM
1. Check:
• Decompression system
Checking steps:
a. Check that the decompression mechanism
cam "1" moves smoothly.
b. Check that the decompression mechanism
cam lever pin "2" projects from the camshaft.
CHECKING THE TIMING CHAIN
TENSIONER
1. Check:
• While pressing the tensioner rod lightly with
fingers, use a thin screwdriver "1" and wind
the tensioner rod up fully clockwise.
• When releasing the screwdriver by pressing
lightly with fingers, make sure that the ten-
sioner rod will come out smoothly.
• If not, replace the tensioner assembly.
Bolt (camshaft cap):
10 Nm (1.0 m•kg, 7.2 ft•lb)
Camshaft outside diameter:
21.959–21.972 mm (0.8645–0.8650
in)