Nissan Murano Z51. Manual - part 646

EM-56

< REMOVAL AND INSTALLATION >

IGNITION COIL, SPARK PLUG AND ROCKER COVER

1.

Apply liquid gasket to the position shown in the figure with the
following procedure:

Use Genuine RTV silicone sealant or equivalent. Refer to

GI-

18, "Recommended Chemical Products and Sealants"

.

a.

Refer to figure (E) to apply liquid gasket to joint part of camshaft
bracket (No. 1) (1) and cylinder head.

b.

Refer to figure (H) to apply liquid gasket in 90 degrees to figure.

2.

Install rocker cover gasket to rocker cover.

3.

Install rocker cover.
• Check if rocker cover gasket is not dropped from the installation groove of rocker cover. 

4.

Tighten bolts in two steps separately in numerical order as
shown in the figure.

5.

Install in the reverse order of removal after this step. 

A

: Liquid gasket application point

F

:  View  F

I

: End surface of camshaft bracket (No. 1)

b

: 4 mm (0.16 in)

c

: 

φ

2.5 - 3.5 mm (0.098 - 0.138 in)

d

: 5 mm (0.20 in)

g

: 10 mm (0.39 in)

: Engine front

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: Engine front

 1st step

: 1.96 N·m (0.20 kg-m, 17 in-lb)

 2nd step

: 8.33 N·m (0.85 kg-m, 74 in-lb)

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TIMING CHAIN

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< REMOVAL AND INSTALLATION >

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TIMING CHAIN

Exploded View

INFOID:0000000005515947

1.

Timing chain tensioner (secondary)
(bank 2)

2.

Internal chain guide

3.

Timing chain tensioner (secondary)
(bank 1)

4.

Oil temperature sensor

5.

Camshaft sprocket (EXH)

6.

O-ring

7.

Timing chain (secondary)

8.

Timing chain (primary)

9.

Camshaft sprocket (INT)

10. Slack guide

11. Timing chain tensioner (primary)

12.

Crankshaft sprocket

13. Rear timing chain case

14. Tension guide

15.

O-ring

16. O-ring

17. O-ring

18.

Front timing chain case

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EM-58

< REMOVAL AND INSTALLATION >

TIMING CHAIN

Removal and Installation

INFOID:0000000005515948

REMOVAL

1.

Drain engine oil. Refer to 

LU-8, "Draining"

.

2.

Drain engine coolant from inside engine. Refer to 

EM-90, "Setting"

.

3.

Remove intake manifold collector. Refer to 

EM-33, "Exploded View"

.

4.

Remove rocker covers (bank 1 and bank 2). Refer to 

EM-54, "Exploded View"

.

5.

Remove oil pans (lower and upper) and oil strainer. Refer to 

EM-43, "Exploded View"

.

6.

Remove drive belt, idler pulleys and bracket. Refer to 

EM-17, "Removal and Installation"

 and 

EM-30,

"Exploded View"

.

7.

Remove power steering oil pump with piping connected, and temporarily secure it to aside. Refer to 

ST-

38, "Exploded View"

.

8.

Separate engine harness removing their brackets from front timing chain case.

9.

Remove valve timing control covers.
• Loosen mounting bolts in the reverse order as shown in the

figure.

CAUTION:

Shaft is internally jointed with camshaft sprocket (INT) cen-
ter hole. When removing, keep it horizontal until it is com-
pletely disconnected.

10. Obtain No. 1 cylinder at TDC of its compression stroke as follows:

a.

Rotate crankshaft pulley clockwise to align timing mark (grooved
line without color) (

) with timing indicator.

19.

Valve timing control cover gasket 
(bank 1)

20. Valve timing control cover (bank 1) 21.

Intake valve timing control solenoid valve 
(bank 1)

22. Seal ring

23. Water pump cover

24.

Front oil seal

25. Crankshaft pulley

26. Crankshaft pulley bolt

27.

Intake valve timing control solenoid valve 
(bank 2)

28. Valve timing control cover (bank 2)

29.

Valve timing control cover gasket 
(bank 2)

A.

Refer to 

EM-94

B.

Refer to 

EM-58

Refer to 

GI-4, "Components"

 for symbols in the figure.

A

:  Bank  1

B

:  Bank  2

C

: Dowel pin hole

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SEM727G

TIMING CHAIN

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< REMOVAL AND INSTALLATION >

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b.

Check that intake and exhaust cam noses on No. 1 cylinder
(engine front side of bank 1) are located as shown in the figure.

• If not, turn crankshaft one revolution (360 degrees) and align

as shown in the figure.

11. Remove crankshaft pulley as follows:
a.

Fix crankshaft with the pulley holder (commercial service tool)
(A).

b.

Loosen crankshaft pulley bolt and locate bolt seating surface at
10 mm (0.39 in) from its original position.

CAUTION:

Never remove crankshaft pulley bolt as it will be used as a
supporting point for suitable puller.

c.

Place suitable puller tab on holes of crankshaft pulley, and pull
crankshaft pulley through.

CAUTION:

Never put suitable puller tab on crankshaft pulley periphery,
as this will damage internal damper.

12. Remove front timing chain case as follows:
a.

Loosen mounting bolts in the reverse order as shown in the fig-
ure.

: Engine front

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: Crankshaft pulley

PBIC3961E

SEM915E

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