2.6.8.12 Camshaft Replacement

Removal Procedure:

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1.

Disconnect  the  battery  negative  cable.  Refer  to

2.11.8.1

 

Battery Disconnection

.

2.

Remove the engine plastic shield. Refer to 

2.6.8.1

 

Plastic

Engine Shield Replacement

.

3.

Remove the cylinder head cover. Refer to 

2.6.8.2

 

Cylinder

Head Cover Replacement

.

4.

Remove  the  drive  belt.  Refer  to 

2.6.8.3

 

Drive  Belt

Replacement

.

5.

Remove the timing chain cover. Refer to 

2.6.8.9

 

Timing

Chain Cover Replacement

.

6.

Remove the timing chain. Refer to 

2.6.8.10

 

Timing Chain

Replacement

.

7.

Remove the intake camshaft VVT actuator.

Note

Remove the camshaft VVT actuator tightening bolt
with a wrench holding the camshaft.

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8.

Remove the exhaust camshaft sprocket.

Note

Remove the camshaft sprocket tightening bolts with
a wrench holding the camshaft.

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9

11

6

4

3

5

1

7

10

8

2

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9.

As shown in the graphic, gradually release the camshaft
bearing cap bolts, rotate half a circle to a whole circle each
time.

Note

Be  careful  when  remove  the  camshaft.  Avoid
abrasions,  scratches  or  damage  to  the  camshaft
surface or bearing surface.

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10. Remove the camshaft.

Note

Camshaft  must  be  withdraw  from  the  bearing  in
order  to  avoid  abrasions,  scratches  or  damage  to
the camshaft surface or bearing surface.

11. Inspect for the camshaft and bearing wear. If necessary,

replace.

Installation Procedure:

Note

Be careful when install the camshaft. Avoid abrasions,
scratches or damage to the camshaft surface or bearing
surface.

Note

Before installation apply engine oil to the camshaft and
the seal contacting surface.

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1.

Apply a small amount of engine oil to lubricate the journal
and camshaft cap.

2.

Install the exhaust camshaft.

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3.

Install the intake camshaft.

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4.

Install the intake and exhaust camshaft cover.

Note

There  are  letters  on  the  camshaft  cover.  Avoid
installation errors. For example, "I ↑ 2" indicates that
the  camshaft  cover  is  the  No.2  intake  camshaft
cover.  The  arrow  is  toward  the  direction  of  timing
chain. "E ↑ 2 indicates the No.2 exhaust camshaft
cover.  The  arrow  is  toward  the  direction  of  timing
chain.

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3

1

6

8

9

7

11

5

2

4

10

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5.

Gradually tighten the camshaft cover bolts according to
the sequence as shown in the graphic.

Note

Tighten  the  bolts  during  several  stages.  Do  not
tighten  at  once  which  may  damage  the  camshaft
and the camshaft cover.

Torque:
M6 Bolts 13 Nm (Metric) 10 lb-ft (US English)
M8 Bolts 23 Nm (Metric) 17 lb-ft (US English)

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6.

Install the exhaust camshaft sprocket.

Note

Check for the sprocket pin wear. IF there is wear,
replace the sprocket pin. Hold the camshaft with a
wrench and then tighten the VVT actuator bolts.

Torque: 55 Nm (Metric) 41 lb-ft (US English)

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7.

Install the intake camshaft VVT actuator.

Note

Check for the sprocket pin wear. Hold the camshaft
with a wrench and then tighten the sprocket bolts.

Torque: 70 Nm (Metric) 52 lb-ft (US English)

8.

Install the timing chain.

9.

Install the timing chain cover.

10. Install the drive belt

11. Install the cylinder head cover.

12. Install the engine plastic shield.

13. Connect the battery negative cable.

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