TIMING CHAIN ASSEMBLY

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1.  Assemble in the order indicated in the table.

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1
Oil pump drive sprocket
(See Drive Sprocket Assembly Note.)
2
Crankshaft sprocket
(See Drive Sprocket Assembly Note.)
3
Oil pump chain
4
Oil pump driven sprocket
(See Oil Pump Driven Sprocket Assembly Note.)
5
Oil pump chain guide (MZR 2.3 DISI Turbo)
6
Oil pump chain tensioner
7
Oil jet
8
Timing chain
(See Timing Chain Assembly Note.)
9
Timing chain guide
10
Timing chain tensioner arm
11
Timing chain tensioner
12
Camshaft sprocket lock bolt
(See Camshaft Sprocket Lock Bolt Assembly Note.)
13
Engine front cover
(See Engine Front Cover Assembly Note.)
14
Front oil seal
15
Drive belt idler pulley (MZR 2.3 DISI Turbo)
16
Water pump pulley
17
Crankshaft pulley
18
Crankshaft pulley lock bolt
(See Crankshaft Pulley Lock Bolt Assembly Note.)
19
Cylinder head cover
(See Cylinder Head Cover Assembly Note.)
20
Spark plug
21
Dipstick (MZR 2.0 DISI, MZR 2.0 DISI i-stop)


Drive Sprocket Assembly Note

1.  The oil pump drive sprocket has the assembly direction as shown in the figure.

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Oil Pump Driven 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 driven sprocket, and then remove the crankshaft pulley and crankshaft pulley lock bolt.

Tightening torque
Silver bolt: 20—30 N·m {2.1—3.0 kgf·m, 15—22 ft·lbf}
Black bolt: 26—36 N·m {2.7—3.6 kgf·m, 20—26 ft·lbf}


Timing Chain Assembly Note

1.  Install the SST on the camshaft and align the No.1 camshaft position at TDC of the compression stroke.

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2.  Remove the cylinder block lower blind plug from the cylinder block and install the SST.

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3.  Rotate the crankshaft clockwise so that the No.1 piston is at TDC of the compression stroke. (The position crank weight contacts the SST.)

4.  Install the timing chain.

5.  After the chain adjuster is installed, remove the paper clip (stopper).

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Camshaft Sprocket Lock Bolt Assembly Note

1.  Lock the camshaft against rotation using a wrench on the cast hexagon.

2.  Tighten the camshaft sprocket installation bolt.

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


Engine Front Cover Assembly Note

1.  Apply silicone sealant to the engine front cover.

Caution
•  Install the engine front cover within 10 minutes of applying the silicone sealant.
•  Silicone sealant is not need in area C as indicated below due to an existing.
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Note
•  Install the engine front cover within 10 min after applying the silicone sealant.
Thickness
A: 2.2—3.2 mm {0.087—0.125 in}
B: 1.5—2.5 mm {0.059—0.098 in}

2.  Tighten the engine front cover installation bolts in the order shown in the figure.

Installation position
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, 29.7—40.5}

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3.  Install the oil seal using the SST.

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Front oil seal press-in amount
0—0.5 mm {0—0.019 in}


Crankshaft Pulley Lock Bolt Assembly Note

1.  Install the crankshaft pulley to the front cover using a bolt (M6 X 1.0). Temporarily tighten the bolt.

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2.  Use the SST to lock the crankshaft against rotation.

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3.  Tighten the pulley lock bolt.

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

4.  Remove the SST from the camshaft, and remove the bolt from the crankshaft pulley.

5.  Remove the SST from the cylinder block lower blind plug, and install the cylinder block lower blind plug.


Cylinder Head Cover Assembly Note

1.  Apply silicone sealant to the areas shown in the figure.

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Thickness
5.0 mm {0.196 in}

2.  Install the cylinder head cover installation 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}