Infiniti G37 Coupe. Manual - part 422

DLN-2

FUNCTION DIAGNOSIS  .............................

25

REAR FINAL DRIVE ASSEMBLY .....................

25

System Diagram  .....................................................

25

ON-VEHICLE MAINTENANCE ...................

26

REAR DIFFERENTIAL GEAR OIL  ....................

26

Inspection ...............................................................

26

Draining ..................................................................

26

Refilling ...................................................................

26

ON-VEHICLE REPAIR ................................

27

FRONT OIL SEAL  .............................................

27

Exploded View  ........................................................

27

Removal and Installation  ........................................

28

SIDE OIL SEAL  .................................................

33

Exploded View  ........................................................

33

Removal and Installation  ........................................

34

REMOVAL AND INSTALLATION ...............

36

REAR FINAL DRIVE ASSEMBLY .....................

36

Exploded View  ........................................................

36

Removal and Installation  ........................................

36

DISASSEMBLY AND ASSEMBLY  .............

38

DIFFERENTIAL ASSEMBLY  ............................

38

Exploded View  ........................................................

38

Disassembly ...........................................................

39

Assembly ................................................................

41

Adjustment ..............................................................

45

Inspection After Disassembly  .................................

50

DRIVE PINION  ...................................................

51

Exploded View  ........................................................

51

Disassembly ...........................................................

52

Assembly ................................................................

53

Adjustment ..............................................................

55

Inspection After Disassembly  .................................

58

SERVICE DATA AND SPECIFICATIONS 
(SDS) ...........................................................

60

SERVICE DATA AND SPECIFICATIONS 
(SDS) ..................................................................

60

General Specification  .............................................

60

Drive Gear Runout ..................................................

60

Differential Side Gear Clearance  ............................

60

Preload Torque  .......................................................

60

Backlash .................................................................

60

Drive Pinion Runout ................................................

60

REAR FINAL DRIVE: R200V

SYMPTOM DIAGNOSIS  .............................

61

NOISE, VIBRATION AND HARSHNESS 
(NVH) TROUBLESHOOTING  ............................

61

NVH Troubleshooting Chart ....................................

61

PRECAUTION ............................................

63

PRECAUTIONS  .................................................

63

Service Notice or Precautions for Rear Final Drive ...

63

PREPARATION ..........................................

64

PREPARATION .................................................

64

Special Service Tools  .............................................

64

Commercial Service Tools  ......................................

66

FUNCTION DIAGNOSIS  ............................

68

REAR FINAL DRIVE ASSEMBLY  ....................

68

System Diagram  .....................................................

68

ON-VEHICLE MAINTENANCE ..................

69

REAR DIFFERENTIAL GEAR OIL ....................

69

Inspection ................................................................

69

Draining ...................................................................

69

Refilling ...................................................................

69

ON-VEHICLE REPAIR  ...............................

70

FRONT OIL SEAL  .............................................

70

M/T .............................................................................

70

M/T : Exploded View  ...............................................

70

M/T : Removal and Installation  ...............................

71

A/T .............................................................................

75

A/T : Exploded View ................................................

76

A/T : Removal and Installation  ................................

77

SIDE OIL SEAL  .................................................

82

M/T .............................................................................

82

M/T : Exploded View  ...............................................

82

M/T : Removal and Installation  ...............................

83

A/T .............................................................................

84

A/T : Exploded View ................................................

85

A/T : Removal and Installation  ................................

86

REMOVAL AND INSTALLATION ..............

88

REAR FINAL DRIVE ASSEMBLY  ....................

88

M/T .............................................................................

88

M/T : Exploded View  ...............................................

88

M/T : Removal and Installation  ...............................

88

A/T .............................................................................

89

A/T : Exploded View ................................................

89

A/T : Removal and Installation  ................................

89

DISASSEMBLY AND ASSEMBLY ............

91

DIFFERENTIAL ASSEMBLY  ............................

91

M/T .............................................................................

91

DLN-3

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M/T : Exploded View  ...............................................

91

M/T : Disassembly ...................................................

92

M/T : Assembly  .......................................................

94

M/T : Adjustment  .....................................................

98

M/T : Inspection After Disassembly .......................

102

A/T ...........................................................................

103

A/T : Exploded View ..............................................

103

A/T : Disassembly  .................................................

104

A/T : Assembly  ......................................................

106

A/T : Adjustment ....................................................

110

A/T : Inspection After Disassembly  .......................

114

DRIVE PINION ..................................................

115

M/T ...........................................................................

115

M/T : Exploded View  .............................................

115

M/T : Disassembly .................................................

116

M/T : Assembly  .....................................................

117

M/T : Adjustment  ...................................................

119

M/T : Inspection After Disassembly .......................

123

A/T ............................................................................

123

A/T : Exploded View  ..............................................

123

A/T : Disassembly ..................................................

124

A/T : Assembly  ......................................................

126

A/T : Adjustment  ....................................................

128

A/T : Inspection After Disassembly ........................

131

SERVICE DATA AND SPECIFICATIONS 
(SDS) ..........................................................

132

SERVICE DATA AND SPECIFICATIONS 
(SDS) ...............................................................

132

General Specification  ............................................

132

Drive Gear Runout .................................................

132

Differential Side Gear Clearance ...........................

132

Preload Torque ......................................................

132

Backlash ................................................................

132

Companion flange Runout (M/T Models) ...............

132

Drive Pinion Runout (A/T Models)  .........................

133

DLN-4

< SYMPTOM DIAGNOSIS >

[REAR PROPELLER SHAFT: 3S80A]

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

SYMPTOM DIAGNOSIS

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

NVH Troubleshooting Chart

INFOID:0000000001714143

Use the chart below to help you find the cause of the symptom. If necessary, repair or replace these parts.

×

: Applicable

Reference

DL

N

-6,

 "

In

sp

ectio

n

"

DL

N

-9,

 "

In

sp

ectio

n

"

—

DL

N

-9,

 "

In

sp

ectio

n

"

—

DL

N

-9,

 "

In

sp

ectio

n

"

DL

N

-9,

 "

In

sp

ectio

n

"

NV

H 

in

 D

L

N

 s

e

c

ti

on.

N

V

H

 in F

A

X

, RAX, 

FSU and RSU section.

NV

H 

in

 WT s

e

cti

on

.

NV

H 

in

 WT s

e

cti

on

.

NV

H 

in

 R

A

X

 s

e

c

tio

n.

NV

H 

in

 B

R

 s

ec

tio

n.

NV

H 

in

 S

T

 s

e

c

ti

o

n

.

Possible cause and SUSPECTED PARTS

Un

ev

en

 rot

a

ti

ng

 to

rqu

e

Cen

ter be

ari

n

g i

mpro

p

e

r in

st

a

lla

ti

on

Exce

ss

iv

e c

en

te

r be

ari

ng

 ax

ia

l e

nd

 pl

ay

Cen

ter be

ari

n

g mo

un

ti

n

g

 (i

ns

ul

at

o

r) 

c

rac

ks

, d

a

m

a

g

e

 or d

e

te

rio

rat

io

n

Exce

ss

iv

e j

o

in

t a

n

g

le

Rot

a

ti

on

 im

ba

lan

c

e

Exce

ss

iv

e ru

no

ut

DIF

F

ERENTI

AL

AX

LE A

N

D

 SUSPENSION

TI

RE

S

ROAD W

H

EEL

DRIV

E SHAFT

BRA

KES

ST

EERING

Symptom

Noise

×

×

×

×

×

×

×

×

×

×

×

×

×

×

Shake

×

×

×

×

×

×

×

×

Vibration

×

×

×

×

×

×

×

×

×

×

×

PREPARATION

DLN-5

< PREPARATION >

[REAR PROPELLER SHAFT: 3S80A]

C

E

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DLN

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PREPARATION

PREPARATION

Commercial Service Tools

INFOID:0000000001714144

Tool name

Description

Power tool

Loosening bolts and nuts

PBIC0190E