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

C

E

F

G

H

I

J

K

L

M

A

B

DLN

N

O

P

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

F

G

H

I

J

K

L

M

A

B

DLN

N

O

P

PREPARATION

PREPARATION

Commercial Service Tools

INFOID:0000000001714144

Tool name

Description

Power tool

Loosening bolts and nuts

PBIC0190E