Infiniti FX35 / FX45. Manual - part 662

PREPARATION

EM-165

< SERVICE INFORMATION >

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(Kent-Moore No.)
Tool name

Description

(

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Tube presser

Pressing the tube of liquid gasket

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Power tool

Loosening nuts and bolts

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Spark plug wrench

Removing and installing spark plug

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Manual lift table caddy

Removing and installing engine 

(J–24239-01)
Cylinder head bolt wrench

Loosening and tightening cylinder head bolt, 
and use with angle wrench  [SST: 
KV10112100 (BT–8653-A)]
a: 13 (0.51) dia.
b: 12 (0.47)
c: 10 (0.39)
Unit: mm (in)

(

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Valve seat cutter set

Finishing valve seat dimensions

(

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Piston ring expander

Removing and installing piston ring

S-NT052

PBIC0190E

S-NT047

ZZA1210D

NT583

S-NT048

S-NT030

EM-166

< SERVICE INFORMATION >

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PREPARATION

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Valve guide drift

Removing and installing valve guide
Intake and Exhaust:
a: 9.5 mm (0.374 in) dia.
b: 5.5 mm (0.217 in) dia.

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Valve guide reamer

(1): Reaming valve guide inner hole
(2): Reaming hole for oversize valve guide 
Intake and Exhaust:
d

1

: 6.0 mm (0.236 in) dia.

d

2

: 10.2 mm (0.402 in) dia.

(J-43897-18)
(J-43897-12)
Oxygen sensor thread cleaner

Reconditioning the exhaust system threads 
before installing a new  heated oxygen sensor 
(Use with anti-seize lubricant shown below.)
a: J-43897-18 (18 mm dia.) for zirconia 
heated oxygen sensor
b: J-43897-12 (12 mm dia.) for titania heat-
ed oxygen sensor

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Anti-seize lubricant (Permatex 133AR 
or equivalent meeting MIL specifica-
tion MIL-A-907)

Lubricating oxygen sensor thread cleaning 
tool when reconditioning exhaust system 
threads

(Kent-Moore No.)
Tool name

Description

S-NT015

S-NT016

AEM488

AEM489

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

EM-167

< SERVICE INFORMATION >

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NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

NVH Troubleshooting - Engine Noise

INFOID:0000000001325761

Use the Chart Below to Help You Find the Cause of the Symptom

INFOID:0000000001325762

1.

Locate the area where noise occurs.

2.

Confirm the type of noise.

PBIC2865E

EM-168

< SERVICE INFORMATION >

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NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

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

Be-

fore 

warm-

up

After 

warm-

up

When 

start-

ing

When 

idling

When 

racing

While 

driving

Top of en-
gine
Rocker 
cover
Cylinder 
head

Ticking or 
clicking

C

A

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A

B

—

Tappet noise

Valve clearance

EM-218

Rattle

C

A

—

A

B

C

Camshaft 
bearing noise

Camshaft journal oil 
clearance
Camshaft runout

EM-211
EM-211

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 bushing 
oil clearance

EM-256
EM-256

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-256
EM-256
EM-256
EM-256

Knock

A

B

C

B

B

B

Connecting 
rod bearing 
noise

Connecting rod bushing 
oil clearance
Connecting rod bearing 
oil clearance

EM-256
EM-256

Knock

A

B

—

A

B

C

Main bearing 
noise

Main bearing oil clear-
ance
Crankshaft runout

EM-256
EM-256

Front of 
engine
front cover

Tapping or 
ticking

A

A

—

B

B

B

Timing chain 
and chain 
tensioner 
noise

Timing chain cracks 
and wear
Timing chain tensioner 
operation

EM-200
EM-199

Front of 
engine

Squeak-
ing or fizz-
ing

A

B

—

B

—

C

Drive belts 
(Sticking or 
slipping)

Drive belts deflection

EM-170

Creaking

A

B

A

B

A

B

Drive belts 
(Slipping)

Idler pulley bearing op-
eration

Squall
Creak

A

B

—

B

A

B

Water pump 
noise

Water pump operation

CO-50