Nissan Titan A60. Instruction — part 456

PREPARATION

EM-9

< PREPARATION >

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Valve guide drift

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

Valve guide reamer

1: Reaming valve guide hole
2: Reaming hole for oversize valve guide
Intake & Exhaust:
d

1

: 6.0 mm (0.236 in) dia.

d

2

: 10.175 - 10.196 mm (0.4006 - 0.4014 in)

dia.

Front oil seal drift

Installing front oil seal

Rear oil seal drift

Installing rear oil seal

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

Reconditioning the exhaust system threads
before installing a new A/F sensor and heated
oxygen sensor (Use with anti-seize lubricant
shown below.)
a: J-43897-18 (18 mm dia.) (0.71 in) for zir-
conia heated oxygen sensor
b: J-43897-12 (12 mm dia.) (0.55 in) for tita-
nia heated oxygen sensor

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

Lubricating A/F sensors and heated oxygen
sensor thread cleaning tool when recondition-
ing exhaust system threads

(Kent-Moore No.)
Tool name

Description

S-NT015

S-NT016

ZZA0012D

ZZA0025D

AEM488

AEM489

EM-10

< SYSTEM DESCRIPTION >

NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING

SYSTEM DESCRIPTION

NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING

NVH Troubleshooting - Engine Noise

INFOID:0000000006179377

AWBIA0149ZZ

NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING

EM-11

< SYSTEM DESCRIPTION >

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

INFOID:0000000006179378

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.

1.

Timing chain

2.

Intake valve

3.

Exhaust valve

4.

Drive belt

5.

Water pump

A.

VTC noise

B.

Tappet noise

C.

Camshaft bearing noise

D.

Valve mechanism

E.

Rotation mechanism

F.

Piston pin noise

G.

Piston slap noise

H.

Main bearing noise

I.

Connecting rod bearing noise

J.

Drive belt noise (slipping)

K.

Drive belt noise (stick/slipping)

L.

Water pump noise

M.

Timing chain and chain tensioner noise

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

driv-

ing

Top of en-
gine
Rocker cov-
er
Cylinder
head

Ticking or
clicking

C

A

—

A

B

—

Tappet noise

Valve clearance

EM-18

Rattle

C

A

—

A

B

C

Camshaft
bearing noise

Camshaft journal clear-
ance
Camshaft runout

EM-58
EM-58

Crankshaft
pulley
Cylinder
block (Side
of engine)
Oil pan

Slap or
knock

—

A

—

B

B

—

Piston pin
noise

Piston and piston pin
clearance
Connecting rod bushing
clearance

EM-96
EM-96

Slap or
rap

A

—

—

B

B

A

Piston slap
noise

Piston-to-bore clear-
ance
Piston ring side clear-
ance
Piston ring end gap
Connecting rod bend
and torsion

EM-96
EM-96
EM-96
EM-96

Knock

A

B

C

B

B

B

Connecting
rod bearing
noise

Connecting rod bushing
oil clearance (Small
end)
Connecting rod bearing
clearance (Big end)

EM-96
EM-96

Knock

A

B

—

A

B

C

Main bearing
noise

Main bearing oil clear-
ance
Crankshaft runout

EM-96
EM-96

Front of en-
gine
Chain case
cover
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-48
EM-53

EM-12

< SYSTEM DESCRIPTION >

NOISE, VIBRATION, AND HARSHNESS (NVH) TROUBLESHOOTING

A: Closely related B: Related C: Sometimes related —: Not related

Front of en-
gine

Squeak-
ing or
fizzing

A

B

—

B

—

C

Drive belts
(Sticking or
slipping)

Drive belts deflection

EM-13

Creaking

A

B

A

B

A

B

Drive belts
(Slipping)

Idler pulley bearing op-
eration

Squall
Creaking

A

B

—

B

A

B

Water pump
noise

Water pump operation

CO-21

Rattle

—

—

A

—

—

—

VTC

VTC lock pin clearance

EM-67

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

driv-

ing