Infiniti G35 (V35) Sedan. Manual — part 612
IGNITION COIL, SPARK PLUG AND ROCKER COVER
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1.
Apply liquid gasket to the position shown in the figure with the
following procedure:
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.
Use Genuine RTV silicone sealant or equivalent. Refer to
GI-15, "Recommended Chemical Products and Sealants"
.
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
b
: 4 mm (0.16 in)
c
: 2.5 - 3.5 mm (0.098 - 0.138 in)
d
: 5 mm (0.20 in)
F
: View C
g
: 10 mm (0.39 in)
I
: End surface of camshaft bracket (No.1)
: Engine front
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: Engine front
1st step
: 2.0 N·m (0.2 kg-m, 18 in-lb)
2nd step
: 8.3 N·m (0.85 kg-m, 73 in-lb)
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TIMING CHAIN
TIMING CHAIN
Exploded View
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1.
Timing chain tensioner (secondary)
(left bank)
2.
Internal chain guide
3.
Timing chain tensioner (secondary)
(right bank)
4.
Camshaft sprocket (EXH)
5.
Timing chain (secondary)
6.
Timing chain (primary)
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TIMING CHAIN
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Removal and Installation
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REMOVAL
1.
Release the fuel pressure. Refer to
.
2.
Disconnect the battery cable from the negative terminal.
3.
Remove engine cover with power tool. Refer to
.
4.
Remove radiator reservoir tank. Refer to
5.
Remove air duct and air cleaner case assembly (RH and LH). Refer to
6.
Remove engine undercover with power tool.
7.
Drain engine coolant from radiator. Refer to
.
CAUTION:
• Perform this step when the engine is cold.
• Do not spill engine coolant on drive belts.
8.
Remove radiator hose (upper and lower). Refer to
.
9.
Drain engine oil. Refer to
.
CAUTION:
• Perform this step when the engine is cold.
• Do not spill engine oil on drive belts.
10. Remove radiator cooling fan assembly. Refer to
.
11. Remove drive belts. Refer to
12. Separate engine harnesses removing their brackets from front timing chain case.
13. Remove oil cooler tube (AWD models). Refer to
14. Remove intake manifold collector. Refer to
15. Remove fuel sub tube mounting bolt. Refer to
16. Remove oil level gauge and guide.
17. Remove A/C compressor from bracket with piping connected, and temporarily secure it aside. Refer to
18. Remove power steering oil pump from bracket with piping connected, and temporarily secure it aside.
Refer to
ST-44, "WITHOUT 4WAS : Exploded View"
(without 4WAS models) or
(with 4WAS models).
19. Remove power steering oil pump bracket. Refer to
ST-44, "WITHOUT 4WAS : Exploded View"
(without
4WAS models) or
ST-49, "WITH 4WAS : Exploded View"
(with 4WAS models).
20. Remove idler pulley, auto tensioner and bracket.
21. Remove alternator and alternator bracket. Refer to
(AWD models).
22. Remove water outlet and water piping. Refer to
.
23. Remove valve timing control covers (RH and LH) and gasket as follows:
a.
Disconnect valve timing control harness connector.
7.
Camshaft sprocket (INT)
8.
Slack guide
9.
Timing chain tensioner (primary)
10. Crankshaft sprocket
11. Camshaft sprocket (INT)
12.
Timing chain (secondary)
13. Camshaft sprocket (EXH)
14. O-ring
15.
Rear timing chain case
16. O-ring
17. O-ring
18.
O-ring
19. Bracket
20. Bracket
21.
Front timing chain case
22. Valve timing control cover gasket (LH) 23. Valve timing control cover (LH)
24.
O-ring
25. Crankshaft pulley bolt
26. Crankshaft pulley
27.
Front oil seal
28. Idler pulley
29. O-ring
30.
Oil level gauge guide
31. Drive belt auto-tensioner
32. Idler pulley
33.
Idler pulley bracket
34. Alternator bracket
35. Water outlet (front)
36.
Valve timing control cover gasket (RH)
37. Valve timing control cover (RH)
A.
Refer to
B.
Refer to
for symbol marks in the figure.
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TIMING CHAIN
b.
Loosen mounting bolts in 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.
c.
Shaft is engaged with intake side camshaft sprocket center hole
on inside. pull straight out so as not to tilt until the joint is disen-
gaged.
• The mating surface of magnet retarder (2) may be fitted with
the exhaust side camshaft sprocket via the engine oil. Open
valve timing control cover (1) carefully
• If the mating surface of magnet retarder is fitted with the cam-
shaft sprocket, open the cover within the range that the load is
not applied to the harness. And then, remove it so as to pre-
vent magnet retarder from dropping.
CAUTION:
• Be careful not to damage magnet retarder.
• When carrying valve timing control cover, face the magnet retarder side up to prevent the cover
from falling from magnet retarder.
• Do not remove magnet retarder from valve timing control cover. (Disassembly prohibited parts)
24. Remove rocker covers (right and left bank). Refer to
.
25. 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.
b.
Make sure that intake and exhaust cam noses on No.1 cylinder
(engine front side of right bank) are located as shown in the fig-
ure.
• If not, turn crankshaft one revolution (360 degrees) and align
as shown in the figure.
26. Remove crankshaft pulley as follows:
A
: Right bank
B
: Left bank
C
: Dowel pin hole
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: Timing mark (grooved line without color)
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: Engine front
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