TIMING CHAIN ASSEMBLYSM1759284
TIMING CHAIN ASSEMBLY

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1.Assemble in the order indicated in the table.

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1
Crankshaft sprocket
2
Oil pump chain
3
Oil pump sprocket
4
Oil pump chain guide (if equipped)
5
Oil pump chain tensioner
6
Seal (if equipped)
7
Timing chain
8
Chain guide
9
Tensioner arm
10
Chain tensioner
11
Camshaft sprocket, variable valve timing actuator
12
Engine front cover
13
Front oil seal
14
Drive belt idler pulley (if equipped)
15
Water pump pulley
16
Crankshaft pulley
17
Crankshaft pulley lock bolt
18
Cylinder head cover
19
Spark plug
20
Dipstick (if equipped)


Oil Pump Sprocket Assembly Note

1.Temporarily install the crankshaft pulley and crankshaft pulley lock bolt to the crankshaft, and lock the oil pump against rotation as shown in figure.

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2.Install the oil pump sprocket, and then remove the crankshaft pulley and crankshaft pulley lock bolt.

Tightening torque
20—30 N·m {2.1—3.0 kgf·m, 14.8—22.1 ft·lbf}


Timing Chain Assembly Note

1.Install the SST to the camshaft, then align the No. 1 camshaft position with the TDC.

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2.Remove the cylinder block lower blind plug.

3.Install the SST as shown in the figure.

Cylinder block lower blind plug hole diameter: M8

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Cylinder block lower blind plug hole diameter: M10

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4.Turn the crankshaft clockwise so that the crankshaft is in the No.1 cylinder TDC position.

5.Install the timing chain.

6.Install the chain tensioner and remove the retaining wire.

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Camshaft Sprocket, Variable Valve Timing Actuator Assembly Note

1.Hold the camshaft using a suitable wrench on the cast hexagon as shown in the figure.

2.Tighten the camshaft sprocket lock bolt.

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Tightening torque
69—75 N·m {7.1—7.6 kgf·m, 50.9—55.3 ft·lbf}


Front Oil Seal Assembly Note

1.Apply clean engine oil to the oil seal.

2.Push the oil seal slightly in by hand.

3.Compress the oil seal using the SST and a hammer.

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Engine Front Cover Assembly Note

1.Apply silicone sealant to the engine front cover as shown in the figure.

Caution
• Install the engine front cover before the applied silicone sealant starts to harden.
• Verify that there is no oil or dust on the seal.

Without crescent grooves at joint sections of cylinder head and cylinder block

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Thickness
A: 2.2—3.2 mm {0.087—0.12 in}
B: 1.5—2.5 mm {0.06—0.098 in}

With crescent grooves at joint sections of cylinder head and cylinder block

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Thickness
A: 2.2—3.2 mm {0.087—0.12 in}
B: 1.5—2.5 mm {0.06—0.098 in}
C: 2.2—4.3 mm {0.09—0.16 in}
D: 3.3—4.3 mm {0.13—0.16 in}

2.Install the cylinder head cover bolts in the order as shown in the figure.

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Bolt No.

Tightening torque N·m {kgf·m, ft·lbf}

1—18
8.0—11.5 N·m {81.6—117.2 kgf·cm, 70.9—101.7 in·lbf}
19—22
40—55 {4.1—5.6, 29.6—40.5}


Crankshaft Pulley Lock Bolt Assembly Note

1.Install the SST to the camshaft as shown in the figure.

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2.Install the M6 ¥ 1.0 bolt in by hand.

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3.Turn the crankshaft clockwise so that the crankshaft is in the No.1 cylinder TDC position.

4.Hold the crankshaft pulley using the SST.

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5.Tighten the crankshaft pulley lock bolt in the order shown following two steps using the SST (49 D032 316).

Tightening torque
(1) 96—104 N·m {9.8—10.6 kgf·m, 70.9—76.7 ft·lbf}
(2) 87°—93°

6.Remove the M6 × 1.0 bolt.

7.Remove the SST from the camshaft.

8.Remove the SST from the block lower blind plug.

9.Rotate the crankshaft clockwise two turns until the TDC position.

• If not aligned, loosen the crankshaft pulley lock bolt and repeat from Step 1.

10.Install the cylinder block lower blind plug.

Tightening torque
18—22 N·m {1.9—2.2 kgf·m, 13.3—16.2 ft·lbf}


Cylinder Head Cover Assembly Note

1.Apply silicone sealant to the mating faces as shown in the figure.

Caution
• Install the cylinder head cover before the applied silicone sealant starts to harden.
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Dot diameter
4.0—6.0 mm {0.16—0.23 in}

2.Install the cylinder head cover with a new gasket.

3.Tighten the bolts in the order shown in the figure.

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Tightening torque
8.0 —9.5 N·m {82—96 kgf·cm, 71—84 in·lbf}