Nissan March K13. Manual - part 55

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< PREPARATION >

PREPARATION

PREPARATION

PREPARATION

Special Service Tools

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Commercial Service Tools

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Tool number
Tool name

Description

ST20050240
Diaphragm adjusting wrench

Adjusting unevenness of diaphragm spring le-
ver

ZZA0508D

Tool name

Description

Clutch aligner

Installing clutch disc

MCIB0404E

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

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< SYMPTOM DIAGNOSIS >

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SYMPTOM DIAGNOSIS

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

NVH Troubleshooting Chart

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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)

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-6

CL-9

EM-79

CL-16

CL-17

Refe

r to

 EM

.

Symptom

Clutch grabs/chatters

1

2

2

2

2

2

Clutch pedal spongy

1

2

Clutch noisy

1

Clutch slips

1

2

2

3

4

5

Clutch  does  not  disengage

1

2

3

3

3

3

3

3

3

4

4

5

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< PERIODIC MAINTENANCE >

CLUTCH PEDAL

PERIODIC MAINTENANCE

CLUTCH PEDAL

Inspection

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INSPECTION

The Height of Clutch Pedal

1.

Turn the floor carpet.

2.

Check that the clutch pedal height “H

1

” from the dash lower

panel (1) is within the reference value.

3.

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 shifter lever in 1st gear.

5.

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

2

” from the dash lower panel (1) is within the ref-

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

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.

6.

Replace clutch pedal if the height is outside the reference value.

Clutch Pedal Play

1.

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.

2.

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

Clutch pedal height 
“H

1

”

: Refer to 

CL-20, "Clutch Pedal"

.

JPFIA0065ZZ

Clutch pedal height at 
clutch disengagement 
“H

2

”

: Refer to 

CL-20, "Clutch Ped-

al"

.

JPFIA0068ZZ

Clutch pedal play “A”

: Refer to 

CL-20, "Clutch Pedal"

.

JPFIA0121ZZ

CLUTCH FLUID

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< PERIODIC MAINTENANCE >

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CLUTCH FLUID

Inspection

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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

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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 con-
nector (1).

2.

Press the lock pin (1) into the bleeding connector (2), and main-
tain the position.

JPFIA0007ZZ

JPDIB0144ZZ

PCIB1495E