Nissan X-Trail 32. Manual — part 285

CL-8

< SYMPTOM DIAGNOSIS >

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

SYMPTOM DIAGNOSIS

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

NVH Troubleshooting Chart

INFOID:0000000010745319

Use the chart below to find the cause of the symptom. The numbers indicate the order of the inspection. If nec-
essary, repair or replace these parts.

SUSPECTED PARTS (Possible cause)

CLUTCH P

E

DAL (I

ns

pe

ct

ion

a

nd

ad

ju

stm

e

n

t)

CLUTCH LINE (A

ir in line)

MA

STER CYLINDER PIS

T

ON CUP (Damaged)

ENGINE MOU

N

TING (Loose)

CSC (Con

ce

nt

ric

Sla

v

e

Cy

lin

de

r) (W

orn

, d

irty

or

da

ma

ge

d)

CLUTCH DISC (Out

of

true)

CLUTCH DISC (Runou

t i

s

ex

ce

ssi

v

e

)

CLUTCH DISC (Lining

broken)

CLUTCH DISC (Dirty or burned)

CLUTCH DISC (Oily)

CLUTCH DISC (W

orn out)

CLUTCH DISC (Hardened)

CLUTCH DISC (Lack of

s

p

line

g

rea

se

)

DI

APHRAGM SPRI

N

G (Dam

ag

ed

)

DIAPHRAGM

SPRING (Ou

t of

ti

p a

lig

nm

en

t)

PRESSURE P

L

A

T

E (Di

s

to

rti

o

n)

FL

YWHE

EL (Di

s

tortion)

Reference

CL

-9

, "

In

sp

ec

tio

n

an

d

Ad

ju

st

me

nt

"

CL

-1

3

, "

Air Bl

ee

di

ng

"

CL

-2

2

, "

L

HD :

Ex

pl

od

ed

V

iew

"

(LHD),

CL-24, "

RHD

: Ex

pl

od

ed

V

iew

"

(RHD)

EM-56,

"

Exp

lod

ed

V

iew

"

(MR20DD

),

EM-365, "

Ex

pl

od

ed

V

iew

"

(R9M)

CL

-3

0

, "

Ex

pl

od

e

d

V

iew

"

CL

-3

3

, "

MR20

DD :

Inspe

c

ti

on

"

(MR20DD

),

CL-39, "

R9M

:

Inspe

c

ti

on

"

(R9M)

EM-63,

"

In

sp

ectio

n

"

(MR20DD),

EM

-4

01,

"

In

sp

ectio

n

"

(R9M)

Symptom

Clutch grabs/chatters

1

2

2

2

2

2

Clutch pedal spongy

1

2

2

Clutch noisy

1

Clutch slips

1

2

2

3

4

5

Clutch does not disengage

1

2

3

4

4

4

4

4

4

4

5

5

6

CLUTCH PEDAL

CL-9

< PERIODIC MAINTENANCE >

C

E

F

G

H

I

J

K

L

M

A

B

CL

N

O

P

PERIODIC MAINTENANCE

CLUTCH PEDAL

Inspection and Adjustment

INFOID:0000000010745320

INSPECTION

Clutch Pedal Height

1.

Turn the floor carpet.

2.

Check that the clutch pedal height (H

1

) from the surface

for

measurement is within the reference value.

• Replace clutch pedal if the height is outside the reference

value.

Clutch Pedal Height when Disengaging the Clutch

1.

Securely engage the parking brake.

2.

Turn the floor carpet.

3.

Start the engine and run at idle.

4.

Fully depress clutch pedal and shift to the 1st gear.

CAUTION:

Securely depress the brake pedal with shift lever in 1st gear.

5.

Gradually release the clutch pedal and check that the clutch
pedal height (H

2

) from the surface

for measurement is within

the reference value with a scale immediately before the clutch is
engaged.

• Replace clutch pedal if the height is outside the reference

value.

NOTE:
Although the clutch pedal height differs according to whether the clutch gets disengaged or engaged,
clutch-engaged case is regarded as clutch-disengaged case for easier inspection.

Clutch Pedal Play

Push the pedal pad by hand until a resistance can be felt and check
that the play (A) on the upper surface of the pedal pad is within the
reference value.

• Replace clutch pedal if the play is outside the reference value.

Position of Clutch Interlock Switch

Measurement surface

: Top surface of floor panel

Clutch pedal height

: Refer to

CL-41, "Clutch Pedal"

.

JPFIA0065ZZ

Measurement surface

: Top surface of floor panel

Clutch pedal height at
clutch disengagement

: Refer to

CL-41, "Clutch Pedal"

.

JPFIA0068ZZ

Clutch pedal play

: Refer to

CL-41, "Clutch Pedal"

.

JPFIA0121ZZ

CL-10

< PERIODIC MAINTENANCE >

CLUTCH PEDAL

Check that the clearance (C) between the thread end of clutch inter-
lock switch

and clutch pedal lever

is within the specified value

while clutch pedal is fully depressed.

Position of Clutch Pedal Position Switch

Check that the clearance (C) between the thread end of clutch pedal
position switch

and clutch pedal lever

is within the specified

value while clutch pedal is fully released.

ADJUSTMENT

Position of Clutch Interlock Switch

1.

Disconnect the clutch interlock switch connector.

2.

Loosen the clutch interlock switch 45 degrees counterclockwise.

3.

With the clutch pedal fully depressed, press into the clutch inter-
lock switch

until it reaches the clutch pedal lever

and turn

the switch clockwise by 45 degrees to secure it.

CAUTION:

The clearance (C) show in the figure must be within the
specified value.

NOTE:
Fully depressed clutch pedal means a clutch pedal condition
that the clutch pedal lever contacts the pedal stopper rubber.

Position of Clutch Pedal Position Switch

1.

Disconnect the clutch pedal position switch connector.

2.

Loosen the clutch pedal position switch 45 degrees counterclockwise.

3.

Press-fit the clutch pedal position switch

until the clutch pedal

position switch hits the clutch pedal lever

45 degrees clock-

wise while pulling the pedal pad slightly.

CAUTION:

The clearance (C) show in the figure must be within the
specified value.

Clearance :

Refer

to

CL-41, "Clutch Pedal"

.

JSDIA5611ZZ

Clearance :

Refer

to

CL-41, "Clutch Pedal"

.

JSDIA5611ZZ

Clearance :

Refer

to

CL-41, "Clutch Pedal"

.

JSDIA5611ZZ

Clearance :

Refer

to

CL-41, "Clutch Pedal"

.

JSDIA5611ZZ

CLUTCH FLUID

CL-11

< PERIODIC MAINTENANCE >

C

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F

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CLUTCH FLUID

Inspection

INFOID:0000000010745321

FLUID LEAKAGE

• Check clutch line for cracks, deterioration or other damage. Replace any damaged parts.
• Check for fluid leakage by fully depressing clutch pedal while engine is running.

CAUTION:

If leakage occurs around joints, reinstall the joints or, if necessary, replace damaged parts.

FLUID LEVEL

• Check that the fluid level in the reservoir tank is within the specified

range (MAX – MIN lines).

• Visually check for any clutch fluid leakage around the reservoir

tank.

• Check the clutch system for any leakage if the fluid level is

extremely low (lower than MIN).

Draining

INFOID:0000000010745322

CAUTION:

Keep painted surface on the body or other parts free of clutch fluid. If it spills, wipe up immediately
and wash the affected area with water.

1.

Connect a transparent vinyl hose

to air bleeder of bleeding

connector .

2.

Press the lock pin

into the bleeding connector

, and main-

tain the position.

SFIA2634J

JSDIA5568ZZ

JPDIB0041ZZ