Infiniti G37 Coupe. Manual — part 424
DLN-10
< SERVICE DATA AND SPECIFICATIONS (SDS)
[REAR PROPELLER SHAFT: 3S80A]
SERVICE DATA AND SPECIFICATIONS (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
SERVICE DATA AND SPECIFICATIONS (SDS)
General Specifications
INFOID:0000000001714149
Propeller Shaft Runout
INFOID:0000000001714150
Unit: mm (in)
Journal Axial Play
INFOID:0000000001714151
Unit: mm (in)
Applied model
2WD
VQ37VHR
M/T
Propeller shaft model
3S80A
Number of joints
3
Type of journal bearings
(Non-disassembly type)
1st joint
Shell type
2nd joint
Shell type
3rd joint
Shell type
Coupling method with transmission
Sleeve type
Coupling method with rear final drive
Flange type
Shaft length
1st (Spider to spider)
762 mm (30.00 in)
2nd (Spider to spider)
759 mm (29.88 in)
Shaft outer diameter
1st
82.6 mm (3.25 in)
2nd
75.0 mm (2.95 in)
Item
Limit
Propeller shaft runout
0.8 (0.031)
Item
Standard
Journal axial play
0 (0)
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
DLN-11
< SYMPTOM DIAGNOSIS >
[REAR PROPELLER SHAFT: 3S80A-R]
C
E
F
G
H
I
J
K
L
M
A
B
DLN
N
O
P
SYMPTOM DIAGNOSIS
NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING
NVH Troubleshooting Chart
INFOID:0000000001714152
Use the chart below to help you find the cause of the symptom. If necessary, repair or replace these parts.
×
: Applicable
Reference
—
—
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
×
×
×
×
×
×
×
×
×
×
×
DLN-12
< PREPARATION >
[REAR PROPELLER SHAFT: 3S80A-R]
PREPARATION
PREPARATION
PREPARATION
Commercial Service Tools
INFOID:0000000001714153
Tool name
Description
Power tool
Loosening bolts and nuts
PBIC0190E
REAR PROPELLER SHAFT
DLN-13
< ON-VEHICLE MAINTENANCE >
[REAR PROPELLER SHAFT: 3S80A-R]
C
E
F
G
H
I
J
K
L
M
A
B
DLN
N
O
P
ON-VEHICLE MAINTENANCE
REAR PROPELLER SHAFT
Inspection
INFOID:0000000001714154
NOISE
• Check the propeller shaft tube surface for dents or cracks. If damaged, replace propeller shaft assembly.
• If center bearing is noisy or damaged, replace propeller shaft assembly.
VIBRATION
If vibration is present at high speed, inspect propeller shaft runout first.
1.
Measure propeller shaft runout at several points by rotating final
drive companion flange with hands.
2.
If runout still exceeds specifications, separate propeller shaft at
final drive companion flange; then rotate companion flange 120,
240 degrees and install propeller shaft.
3.
Check runout again. If runout still exceeds specifications,
replace propeller shaft assembly.
4.
Check the vibration by driving vehicle.
RUNOUT MEASURING POINT
Propeller shaft runout measuring point (Point “ ”).
Limit
Propeller shaft runout
: Refer to
.
SDIA1087E
: Vehicle front
Dimension
A: 192 mm (7.56 in)
B: 172 mm (6.77 in)
C: 172 mm (6.77 in)
JSDIA0169ZZ
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