Infiniti EX35. Manual — part 1380

ST-1

STEERING

C

D

E

F

H

I

J

K

L

M

SECTION

ST

A

B

ST

N

O

P

CONTENTS

STEERING SYSTEM

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

3

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

3

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

3

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

7

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

7

Precaution for Supplemental Restraint System
(SRS) "AIR BAG" and "SEAT BELT PRE-TEN-
SIONER" . . . . . . . . . . . . . . . . ...

7

Precaution Necessary for Steering Wheel Rota-
tion after Battery Disconnect . . . . . . . . .....

7

Service Notice or Precautions for Steering System

. ..

7

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

9

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

9

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

9

Commercial Service Tool . . . . . . . . . .

10

ON-VEHICLE MAINTENANCE . . . . .

11

POWER STEERING FLUID . . . . . . . ...

11

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

11

STEERING WHEEL . . . . . . . . . . .

13

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

13

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

16

STEERING WHEEL . . . . . . . . . . .

16

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

16

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

16

STEERING COLUMN . . . . . . . . . . .

17

WITHOUT ELECTRIC MOTOR . . . . . . . . .

17

WITHOUT ELECTRIC MOTOR : Exploded View .

17

WITHOUT ELECTRIC MOTOR : Removal and In-
stallation . . . . . . . . . . . . . . . . ..

17

WITHOUT ELECTRIC MOTOR : Inspection . . ...

18

WITH ELECTRIC MOTOR . . . . . . . . . . .

19

WITH ELECTRIC MOTOR : Exploded View . . ...

20

WITH ELECTRIC MOTOR : Removal and Instal-
lation . . . . . . . . . . . . . . . . . .

20

WITH ELECTRIC MOTOR : Inspection . . . . ...

21

LOWER SHAFT . . . . . . . . . . . .

23

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

23

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

23

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

24

STEERING GEAR AND LINKAGE . . . . ...

25

2WD . . . . . . . . . . . . . . . . . . .

25

2WD : Exploded View . . . . . . . . . . . ..

25

2WD : Removal and Installation . . . . . . . ..

26

2WD : Disassembly and Assembly . . . . . . ..

27

2WD : Inspection . . . . . . . . . . . . . .

33

AWD . . . . . . . . . . . . . . . . . . ...

34

AWD : Exploded View . . . . . . . . . . . .

34

AWD : Removal and Installation . . . . . . . ..

36

AWD : Disassembly and Assembly . . . . . . .

37

AWD : Inspection . . . . . . . . . . . . . .

43

POWER STEERING OIL PUMP . . . . . ...

45

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

45

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

46

Disassembly and Assembly . . . . . . . . . .

46

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

49

HYDRAULIC LINE . . . . . . . . . . .

51

2WD . . . . . . . . . . . . . . . . . . .

51

2WD : Exploded View . . . . . . . . . . . ..

51

AWD . . . . . . . . . . . . . . . . . . ...

51

AWD : Exploded View . . . . . . . . . . . .

52

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

53

ST-2

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

53

General Specifications . . . . . . . . . . ....

53

Steering Wheel Axial End Play and Play . . . ....

53

Steering Wheel Turning Force . . . . . . . ....

53

Steering Angle . . . . . . . . . . . . . ....

53

Steering Column Length . . . . . . . . . . .

53

Steering Column Mounting Dimensions . . . . .

53

Steering Column Operating Range . . . . . . .

53

Lower Shaft Sliding Range . . . . . . . . . .

54

Rack Sliding Force . . . . . . . . . . . . ..

54

Rack Stroke . . . . . . . . . . . . . . .

54

Socket Swing Force and Rotating Torque . . . ..

54

Socket Axial End Play . . . . . . . . . . . .

54

Inner Socket Length . . . . . . . . . . . .

54

Relief Oil Pressure . . . . . . . . . . . . ..

55

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

ST-3

< SYMPTOM DIAGNOSIS >

C

D

E

F

H

I

J

K

L

M

A

B

ST

N

O

P

SYMPTOM DIAGNOSIS

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

NVH Troubleshooting Chart

INFOID:0000000003134376

2WD MODELS (WITHOUT ELECTRIC MOTOR)

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

×

: Applicable

2WD MODELS (WITH ELECTRIC MOTOR)

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

Reference

ST

-1

1, "

Ins

pe

ct

ion

"

ST

-1

1, "

Ins

pe

ct

ion

"

ST

-3

3,

"2W

D

: I

n

spe

c

ti

on

"

ST

-3

3,

"2W

D

: I

n

spe

c

ti

on

"

ST

-3

3,

"2W

D

: I

n

spe

c

ti

on

"

ST

-1

1, "

Ins

pe

ct

ion

"

ST

-13

, "I

ns

pe

ct

io

n

"

ST

-13

, "I

ns

pe

ct

io

n

"

EM-1

3,

"Che

ck

in

g

"

ST

-13

, "I

ns

pe

ct

io

n

"

—

ST

-2

5,

"2W

D

: E

x

p

lod

ed

V

iew"

ST

-1

8,

"WI

THOUT

ELE

C

TRIC M

O

T

O

R :

Inspe

c

ti

on

"

ST

-1

7,

"WI

THOUT

ELE

C

TRIC M

O

T

O

R :

Exp

lo

d

e

d

V

ie

w

"

ST

-2

5,

"2W

D

: E

x

p

lod

ed

V

iew"

NVH in DLN

section.

NVH in DLN

section.

NVH in F

AX, RAX

, FSU, RSU section.

NVH in WT

se

ct

io

n.

NVH in WT

se

ct

io

n.

NVH in F

AX section.

NVH in BR section.

Possible cause and SUSPECTED PARTS

F

lui

d l

ev

el

Air i

n

h

y

drau

lic s

y

s

te

m

Oute

r/in

ne

r s

o

c

k

e

t b

a

ll jo

in

t s

w

ing

in

g

t

o

rq

ue

Oute

r/in

ne

r socke

t b

a

ll jo

in

t ro

ta

ti

ng

to

rqu

e

Oute

r/in

ne

r s

o

c

k

e

t b

a

ll jo

in

t e

n

d

pl

ay

S

tee

rin

g f

lui

d l

ea

ka

ge

S

te

e

ri

ng

whe

e

l

pl

ay

S

te

e

ri

ng

ge

ar ra

c

k

s

lid

in

g

forc

e

Driv

e b

e

lt

lo

os

en

es

s

Im

prop

er ste

e

ri

ng

whe

e

l

Im

prop

er

ins

ta

lla

ti

on

or l

o

o

s

e

n

e

s

s

o

f ti

lt l

o

c

k

le

ve

r

M

ou

nt

ing

lo

os

en

es

s

S

tee

rin

g

c

o

lu

m

n

d

e

fo

rm

at

io

n

or da

ma

ge

Im

prop

er

ins

ta

lla

ti

on

or l

o

o

s

e

n

e

s

s

o

f s

tee

rin

g

c

o

lu

m

n

S

tee

rin

g l

inka

g

e lo

os

en

es

s

PROPELLER SHAF

T

DIFFERE

N

T

IAL

AXLE

and

SUSPENSION

TIRE

ROA

D

WHEEL

DRIVE SHAF

T

BRAKE

Symptom

Steering

Noise

× × × × × × × × ×

× ×

× × × × × × ×

Shake

×

×

×

× × × × ×

Vibration

×

× × ×

×

× ×

×

Shimmy

×

×

×

× × ×

×

Judder

×

×

× × ×

×

ST-4

< SYMPTOM DIAGNOSIS >

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

×

: Applicable

AWD MODELS (WITHOUT ELECTRIC MOTOR)

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

Reference

ST

-1

1

, "I

ns

pe

cti

o

n

"

ST

-1

1

, "I

ns

pe

cti

o

n

"

ST

-3

3,

"2W

D

: In

specti

on

"

ST

-3

3,

"2W

D

: In

specti

on

"

ST

-3

3,

"2W

D

: In

specti

on

"

ST

-1

1

, "I

ns

pe

cti

o

n

"

ST

-13

, "I

ns

pe

ct

io

n

"

ST

-13

, "I

ns

pe

ct

io

n

"

EM-1

3,

"Che

ck

in

g"

ST

-13

, "I

ns

pe

ct

io

n

"

—

ST

-2

5,

"2W

D

: Ex

pl

od

ed

V

iew"

ST

-2

1,

"WIT

H ELE

C

T

R

IC M

O

T

O

R :

Inspe

c

ti

on

"

ST

-2

0,

"WIT

H ELE

C

T

R

IC M

O

T

O

R :

Exp

lo

ded

V

ie

w

"

ST

-2

5,

"2W

D

: Ex

pl

od

ed

V

iew"

NVH in DLN section.

NVH in DLN section.

NVH in F

A

X, RAX, FSU,

RSU section.

NVH in WT

section.

NVH in WT

section.

NVH in F

A

X section.

NVH in BR section.

Possible cause and SUSPECTED PARTS

Flu

id leve

l

Ai

r in

hy

dra

u

lic

sy

st

em

Ou

te

r/in

ne

r so

ck

e

t ba

ll jo

int

s

w

in

g

in

g

t

o

rqu

e

Ou

te

r/in

ne

r so

cke

t ba

ll jo

int

rot

a

ti

ng

to

rqu

e

Ou

te

r/in

ne

r so

ck

e

t ba

ll jo

int

en

d

pla

y

S

tee

ri

ng

f

lui

d

le

a

ka

g

e

S

tee

ri

ng

wh

ee

l p

lay

S

te

e

rin

g

ge

ar ra

ck

s

lid

in

g f

o

rc

e

Dri

v

e

b

elt

lo

os

en

es

s

Imp

rop

er ste

e

ri

ng

whe

e

l

Im

pro

pe

r

in

st

al

lat

ion

o

r lo

os

en

es

s o

f t

ilt

lo

ck

l

e

ve

r

M

ou

nt

ing

lo

os

en

es

s

S

tee

ri

ng

c

o

lu

m

n

d

e

fo

rm

at

io

n

or da

ma

ge

Im

pro

pe

r

in

st

al

lat

ion

o

r lo

os

en

es

s o

f st

e

eri

ng

co

lu

mn

S

te

erin

g lin

ka

ge

lo

os

en

es

s

PROP

ELLER SHAFT

D

IFFERENTIAL

AXLE and

S

U

S

PENSION

TIRE

R

O

AD WHEEL

D

R

IVE SHAF

T

BRAKE

Symptom

Steering

Noise

× × × × × × × × ×

× ×

× × × × × × ×

Shake

×

×

×

× × × × ×

Vibration

×

× × ×

×

× ×

×

Shimmy

×

×

×

× × ×

×

Judder

×

×

× × ×

×