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Downloaded from www.Manualslib.com manuals search engine Engine Mechanical: 1D-27
Timing Chain and Chain Tensioner ComponentsS6RW0D1406019
Timing Chain and Chain Tensioner Removal
and Installation
S6RW0D1406020
Removal
CAUTION!
After timing chain is removed, never turn
crankshaft and camshafts independently
more than its allowable turning range
described in “Installation”.
If turned, interference may occur between
piston and valves and valves themselves,
and parts related to piston and valves may be
damaged.
1) Remove timing chain cover referring to “Timing
Chain Cover Removal and Installation”.
2) By turning crankshaft, align camshafts and
crankshaft at specific position as follows.
a) Align both intake and exhaust camshaft timing
sprocket marks (1) with notches (2) of cylinder
head respectively.
b) Position crankshaft sprocket key (3) at upside of
crankshaft as shown in figure.
3) Remove timing chain tensioner adjuster assembly
(5).4) Remove timing chain tensioner (6).
5) Remove timing chain No.1 guide (7).
6) Remove timing chain (8) with crankshaft timing
sprocket (9).
I5RW0C140044-01
1. Crankshaft timing sprocket 5. Timing chain tensioner adjuster assembly : 25 N⋅m (2.5 kgf-m, 18.0 lb-ft)
2. Timing chain
: Apply engine oil.6. Chain tensioner adjuster mounting bolt : 11 N⋅m (1.1 kgf-m, 8.0 lb-ft)
3. Timing chain No.1 guide
: Apply engine oil to sliding surface.7. Timing chain tensioner bolt
4. Timing chain tensioner
: Apply engine oil to sliding surface.8. Timing chain No.1 guide bolt
3
1
1
2
5
67
8
9
I5RW0C140016-01
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Downloaded from www.Manualslib.com manuals search engine Engine Mechanical: 1D-29
5) Apply engine oil to sliding surface of timing chain
No.1 guide (1) and install it as shown in figure.
Tighten guide bolts to specified torque.
Tightening torque
Timing chain No.1 guide bolt (a): 11 N·m (1.1
kgf-m, 8.0 lb-ft)
6) Apply engine oil to sliding surface of chain tensioner
(1) and install chain tensioner and spacer.
Tighten tensioner bolt to specified torque.
Tightening torque
Timing chain tensioner bolt (a): 25 N·m (2.5 kgf-
m, 18.0 lb-ft)7) Check that triangle mark (2) and/or circle mark (5) on
intake and exhaust camshaft timing sprockets are in
match with dark blue plates (1) of timing chain and
match mark (4) on crankshaft timing sprocket is in
match with gold plate (3) of timing chain.
I2RH0B140062-01
I2RH0B140063-01
[A]: For engine with VVT [B]: For engine without VVT
2
1
Appro x. Approx.
1 [B]
34
1 12
2
Approx. Approx.
C [A]
[C]
I4RS0B140012-04
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Downloaded from www.Manualslib.com manuals search engine 1D-30 Engine Mechanical:
8) Screw in plunger (1) by turning body (2) in arrow
direction and install a retainer (3) (wire) to hold
plunger in place.
9) Install timing chain tensioner adjuster assembly (1)
with a retainer (2).
Tighten adjuster bolts to specified torque and then
remove a retainer from chain tensioner adjuster
assembly.
Tightening torque
Timing chain tensioner adjuster bolt (a): 11 N·m
(1.1 kgf-m, 8.0 lb-ft)10) Apply engine oil to timing chain, and then turn
crankshaft clockwise by 2 revolutions and check that
match marks (1) are at the following specific
positions.
• Intake and exhaust camshaft timing sprockets are
in match with notches (2) on cylinder head.
• Crankshaft sprocket key (3) is on upside of
crankshaft as shown in figure.
11) Install timing chain cover referring to “Timing Chain
Cover Removal and Installation”.
12) Perform Steps 10) to 14) of “Installation” of “Timing
Chain Cover Removal and Installation”.
I2RH0B140065-01
I2RH0B140066-01
[A]: For engine with VVT [B]: For engine without VVT
1
1
2
3
21
1
3
[A]
[B]
I5RW0C140022-01
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Downloaded from www.Manualslib.com manuals search engine 1D-32 Engine Mechanical:
Camshaft, Tappet and Shim ComponentsS6RW0D1406022
I4RS0B140014-03
[A]: For engine with VVT 4. Exhaust camshaft 9. Camshaft bearing
: Install a bearing half with some holes to upper side of intake
camshaft No.1 bearing.
[B]: For engine without VVT 5. Shim
: Shim No. on it faces tappet side.: 60 N⋅m (6.0 kgf-m, 43.5 lb-ft)
1. Intake camshaft 6. Tappet : Tighten 11 N⋅m (1.1 kgf-m, 8.0 lb-ft) by the specified procedure
2. Intake camshaft sprocket assembly 7. Camshaft housing : Apply engine oil to sliding surface of each part.
3. Intake camshaft sprocket bolt 8. Camshaft housing bolt
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Downloaded from www.Manualslib.com manuals search engine 1D-34 Engine Mechanical:
Installation
1) Install tappets and shims to cylinder head.
Apply engine oil around tappet and then install it to
cylinder head.
NOTE
When installing shim, make sure to direct
shim No. side toward tappet.
2) For engine with VVT, install camshaft bearings (1) to
cylinder head (2) and camshaft housing (3).
CAUTION!
Do not apply engine oil to camshaft bearing
back.
Only a upper half bearing of intake camshaft
bearing No.1 has some holes.
3) Install intake camshaft (1) and exhaust camshaft (2).
Align knock pin (3) and match mark (4) with notches
(5) as shown in figure.
NOTE
Before installing camshafts, turn crankshaft
until key position faces upward.
Refer to “Timing Chain and Chain Tensioner
Removal and Installation”.
4) Apply engine oil to sliding surface of each camshaft
and camshaft journal then install them as shown in
figure.
5) Install camshaft housing pins (1) as shown in figure.
I2RH0B140075-01
I5RW0C140024-01
[A]: For engine with VVT “a”: Approx. 30°
[B]: For engine without VVT “b”: Approx. 60°
12
3
4
5
“a”
12
44
5
“a”“b”
[A]
[B]
I4RS0B140015-01
I3RM0A140033-01
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Downloaded from www.Manualslib.com manuals search engine Engine Mechanical: 1D-35
6) Check position of camshaft housings.
Embossed marks are provided on each camshaft
housing, indicating position and direction for
installation. Install housings as indicated by these
marks.
7) After applying engine oil to housing bolts, tighten
them temporarily first. Tighten bolts evenly and
gradually in numerical order (“1” through “21”) by
repeating tightening sequence two or three times
until specified torque is obtained.
Tightening torque
Camshaft housing bolt (a): Tighten 11 N⋅m (1.1
kgf-m, 8.0 lb-ft) by the specified procedure8) For engine with VVT, with hexagonal section (1) of
intake camshaft (2) held stationary with spanner or
the like, tighten bolt of intake cam timing sprocket
assembly (3) to specification.
Tightening torque
Intake cam timing sprocket bolt (a): 60 N·m (6.0
kgf-m, 43.5 lb-ft)
9) Install timing chain with crankshaft sprocket referring
to “Timing Chain and Chain Tensioner Removal and
Installation”.
10) Install timing chain cover referring to “Timing Chain
Cover Removal and Installation”.
11) Check valve lashes referring to “Valve Lash
(Clearance) Inspection”.
12) Perform Steps 10) to 14) of “Installation” of “Timing
Chain Cover Removal and Installation”.
A: I: Intake side or E: Exhaust side
B: Position from timing chain side
C: Pointing to timing chain side
I2RH0B140078-01
“10”“9”
“2” “1”,(a) “6”“5” “14” “13”
“20”
“17”
“19”
“18”
“21”
“12”
“11”
“4” “3” “8”“7” “16” “15”
I3RH0B140041-01
1
2 3
(a)
I3RH0B140042-01
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Downloaded from www.Manualslib.com manuals search engine Engine Mechanical: 1D-39
Valves and Cylinder Head ComponentsS6RW0D1406025
I4RS0A140015-01
1. Valve cotters 7. Exhaust valve 13. Cylinder head bolt (M8)
: Be sure to tighten cylinder head bolt (M8) after
securing the other cylinder head bolt (M10).
2. Valve spring retainer 8. Valve guide : Tighten 20 N⋅m (2.0 kgf-m, 14.5 lb-ft), 40 N⋅m (4.0 kgf-
m, 29.0 lb-ft), 60° and 60° by the specified procedure.
3. Valve spring 9. Cylinder head bolt (M10)
: Check cylinder head bolt (M10), plastic deformation
tightening bolt, for deformation referring to “Valves and
Cylinder Head Removal and Installation”, if it is reused.: Tighten 25 N⋅m (2.5 kgf-m, 18.0 lb-ft) by the specified
procedure
4. Valve stem seal 10. Cylinder head : Do not reuse.
5. Valve spring seat 11. Cylinder head gasket
: “TOP” mark provided on gasket comes to crankshaft
pulley side, facing up.: Apply engine oil to sliding surface of each part.
6. Intake valve 12. Knock pin
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Downloaded from www.Manualslib.com manuals search engine 1D-40 Engine Mechanical:
Valves and Cylinder Head Removal and
Installation
S6RW0D1406026
Removal
1) Remove engine assembly from vehicle referring to
“Engine Assembly Removal and Installation”.
2) Remove oil pan referring to “Oil Pan and Oil Pump
Strainer Removal and Installation in Section 1E”.
3) Remove cylinder head cover referring to “Cylinder
Head Cover Removal and Installation”.
4) Remove timing chain cover referring to Steps 2) to
11) of “Removal” in “Timing Chain Cover Removal
and Installation”.
5) Remove timing chain referring to Steps 2) to 6) of
“Removal” in “Timing Chain and Chain Tensioner
Removal and Installation”.
6) Remove intake and exhaust camshafts referring to
Steps 3) to 8) of “Removal” in “Camshaft, Tappet and
Shim Removal and Installation”.
7) Loosen cylinder head bolts in such order as
indicated in figure by using a 12 corner socket
wrenches and remove them.
NOTE
Don’t forget to remove bolt (M8) (1) as shown
in figure.
8) Check all around cylinder head for any other parts
required to be removed or disconnected and remove
or disconnect whatever necessary.
9) Remove exhaust manifold, if necessary referring to
“Exhaust Manifold Removal and Installation in
Section 1K”.
10) Remove cylinder head with intake manifold and
exhaust manifold. Use lifting device, if necessary.
Installation
1) Clean mating surface of cylinder head and cylinder
block. Remove oil, old gasket and dust from mating
surface.
2) Make sure that oil jet (venturi plug) (1) is not
clogged. If it is not installed, install it as specified
torque.
Tightening torque
Venturi plug (a): 5 N·m (0.5 kgf-m, 3.5 lb-ft)
3) Install knock pins (1) to cylinder block.
4) Install new cylinder head gasket (2) to cylinder block.
“Top” or triangle mark provided on gasket comes to
crankshaft pulley side, facing up (toward cylinder
head side).
I2RH0B140088-01
I2RH0B140089-01
I5RW0C140025-01