2007 INFINITI FX35 Service Manual

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Page 2961 of 4366

INFINITI FX35 2007 Service Manual PREPARATION EM-169
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Revision: 2006 July 2007 FX35/FX45
Commercial Service ToolsNBS003HJ
—
(J-45476)
Ring gear stopper Removing and installing crank

Page 2962 of 4366

INFINITI FX35 2007 Service Manual EM-170
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PREPARATION
Revision: 2006 July 2007 FX35/FX45
(—)
Valve seat cutter set Finishing valve seat dimensions
(—)
Piston ring expander Removing and installing piston ring
(—)
V

Page 2963 of 4366

INFINITI FX35 2007 Service Manual NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING EM-171
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Revision: 2006 July 2007 FX35/FX45
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTINGPFP:

Page 2964 of 4366

INFINITI FX35 2007 Service Manual EM-172
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NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
Revision: 2006 July 2007 FX35/FX45
Use the Chart Below to Help You Find the Cause of the Symptom.NBS003HL
1. Locate the area where

EM-172
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NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
Revision: 2006 July 2007 FX35/FX45
Use the Chart Below to Help You Find the Cause of the Symptom.NBS003HL
1. Locate the area where noise occurs.
2. Confirm the type of noise.
3. Specify the operating condition of engine.
4. Check specified noise source.
If necessary, repair or replace these parts.
A: Closely related B: Related C: Sometimes related —: Not related Location
of noise Type of
noise Operating condition of engine
Source of noise Check item Refer-
ence page
Before
warm- up After
warm- up When
start- ing When
idling When
racing While
driving
Top of
engine
Rocker
cover
Cylinder
head Ticking or
clicking C A — A B — Tappet noise Valve clearance
EM-222
Rattle C A — A B C Camshaft
bearing noise Camshaft journal oil
clearance
Camshaft runout EM-217EM-216
Crank-
shaft pul-
ley
Cylinder
block
(Side of
engine)
Oil pan Slap or
knock —A—B B— Piston pin
noise Piston to piston pin oil
clearance
Connecting rod bush-
ing oil clearance EM-265
EM-267
Slap or
rap A——B B A Piston slap
noise Piston to cylinder bore
clearance
Piston ring side clear-
ance
Piston ring end gap
Connecting rod bend
and torsion EM-269EM-266
EM-266
EM-267
Knock A B C B B B
Connecting
rod bearing
noise Connecting rod bush-
ing oil clearance
Connecting rod bear-
ing oil clearance EM-267EM-272
Knock A B — A B C
Main bearing
noise Main bearing oil clear-
ance
Crankshaft runout EM-273EM-271
Front of
engine
front cover Tapping or
ticking AA—BBB Timing chain
and chain
tensioner
noise Timing chain cracks
and wear
Timing chain tensioner
operation EM-208
EM-203
Front of
engine Squeak-
ing or fizz-
ing AB—B—C Drive belts
(Sticking or
slipping) Drive belts deflection
EM-174CreakingA BAB A B Drive belts
(Slipping) Idler pulley bearing
operation
Squall
Creak AB—BAB Water pump
noise Water pump operation CO-51,
"WATER
PUMP"

Page 2965 of 4366

INFINITI FX35 2007 Service Manual ENGINE ROOM COVER EM-173
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Revision: 2006 July 2007 FX35/FX45
ENGINE ROOM COVERPFP:14049
ComponentsNBS003HM
Removal and InstallationNBS003HN
REMOVAL
CAUT

Page 2966 of 4366

INFINITI FX35 2007 Service Manual EM-174
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DRIVE BELTS
Revision: 2006 July 2007 FX35/FX45
DRIVE BELTSPFP:02117
ComponentsNBS003HO
Checking Drive BeltsNBS003HP
WARNING:
Be sure to perform when engine is stopped.
Remove air duc

Page 2967 of 4366

INFINITI FX35 2007 Service Manual DRIVE BELTS EM-175
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Revision: 2006 July 2007 FX35/FX45
3. Under the above condition, insert a metallic bar of approximately 6 mm (0.24 in) in diameter (

Page 2968 of 4366

INFINITI FX35 2007 Service Manual EM-176
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DRIVE BELTS
Revision: 2006 July 2007 FX35/FX45
ComponentsNBS003HS
CAUTION:
The complete drive belt auto–tensioner must be replaced as a unit, including the pulley.
Drive Belt Auto T

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