Nissan Murano Z51 (2012 year). Manual - part 83

ST-14

< DTC/CIRCUIT DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

HEATED STEERING WHEEL SYSTEM

DTC/CIRCUIT DIAGNOSIS

HEATED STEERING WHEEL SYSTEM

Component Function Check

INFOID:0000000007540123

1.

CHECK HEATED STEERING WHEEL SYSTEM

Check operate heated steering wheel system. Refer to 

ST-9, "System Description (Heated Steering Wheel)"

.

Is the inspection result normal?

YES

>> Go to 

ST-14, "Diagnosis Procedure"

.

NO

>> INSPECTION END

Diagnosis Procedure

INFOID:0000000007540124

1.

CHECK POWER SOURCE AND GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Remove the heated steering wheel. Refer to 

ST-34, "Removal and Installation"

.

3.

Turn ignition switch ON.

CAUTION:

Never start the engine.

4.

Turn heated steering wheel switch ON.

5.

Check voltage between heated steering wheel harness connector terminals.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK HEATED STEERING WHEEL

Check heated steering wheel. Refer to 

ST-16, "Component Inspection (Heated Steering Wheel)"

.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace heated steering wheel. Refer to 

ST-34, "Removal and Installation"

.

3.

CHECK GROUND CIRCUIT

Check continuity between heated steering wheel harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace damaged parts.

4.

CHECK HARNESS BETWEEN HEATED STEERING WHEEL RELAY AND HEATED STEERING WHEEL

1.

Turn ignition switch OFF.

2.

Disconnect heated steering wheel relay connector. Refer to 

ST-8, "Component Parts Location (Heated

Steering Wheel)"

.

3.

Disconnect heated steering wheel switch connector. Refer to 

ST-64, "Removal and Installation"

.

4.

Check continuity between heated steering wheel relay harness connector terminal and heated steering
wheel harness connector terminal.

Heated steering wheel

Condition

Voltage (Approx.)

Connector

Terminal

M309

1 

−

 2

Within 30 minutes after 
turning ON the heated 
steering switch.

Battery voltage

Other conditions.

0 V

Heated steering wheel

Ground

Continuity

Connector

Terminal

M309

2

Existed

Revision: 2013 February

2012 MURANO

HEATED STEERING WHEEL SYSTEM

ST-15

< DTC/CIRCUIT DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

C

D

E

F

H

I

J

K

L

M

A

B

ST

N

O

P

5.

Check continuity between heated steering wheel relay harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace damaged parts.

5.

CHECK HEATED STEERING WHEEL RELAY

Check heated steering wheel relay. Refer to 

ST-17, "Component Inspection (Heated Steering Wheel Relay)"

.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Replace heated steering wheel relay. Refer to 

ST-8, "Component Parts Location (Heated Steering

Wheel)"

.

6.

CHECK POWER SUPPLY (BATTERY)

Check the following.
• Battery
• Harness for short or open between battery and 15 A fuse (No.26).
• 15 A fuse (No.26).
• Harness for short or open between 15 A fuse (No.26) and heated steering wheel relay.
Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Repair or replace damaged parts.

7.

CHECK GROUND CIRCUIT

Check continuity between heated steering wheel switch harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 8.

NO

>> Repair or replace damaged parts.

8.

CHECK HARNESS BETWEEN HEATED STEERING WHEEL RELAY AND HEATED STEERING WHEEL

SWITCH

1.

Check continuity between heated steering wheel relay harness connector terminal and heated steering
wheel switch harness connector terminal.

2.

Check continuity between heated steering wheel relay harness connector terminal and ground.

Heated steering wheel relay

Heated steering wheel

Continuity

Connector

Terminal

Connector

Terminal

M27

5

M309

1

Existed

7

Heated steering wheel relay

Ground

Continuity

Connector

Terminal

M27

5

Not existed

7

Heated steering wheel switch

Ground

Continuity

Connector

Terminal

M28

6

Existed

Heated steering wheel relay

Heated steering wheel switch

Continuity

Connector

Terminal

Connector

Terminal

M27

2

M28

2

Existed

Revision: 2013 February

2012 MURANO

ST-16

< DTC/CIRCUIT DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

HEATED STEERING WHEEL SYSTEM

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Repair or replace damaged parts.

9.

CHECK HARNESS BETWEEN FUSE BLOCK (J/B) AND HEATED STEERING WHEEL SWITCH

1.

Check continuity between fuse block (J/B) connector terminal and heated steering wheel switch harness
connector terminal.

2.

Check continuity between fuse block (J/B) harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 10.

NO

>> Repair or replace damaged parts.

10.

CHECK POWER SUPPLY (IGNITION)

Check the following.
• Ignition switch
• Harness for short or open between ignition switch and fuse block (J/B). Refer to 

PG-21, "Wiring Diagram -

IGNITION POWER SUPPLY -"

.

• 10A fuse [No.3, located in the fuse block (J/B)]. Refer to 

PG-107, "Fuse, Connector and Terminal Arrange-

ment"

.

• Fuse block (J/B)
Is the inspection result normal?

YES

>> Replace heated steering wheel switch. Refer to 

ST-64, "Removal and Installation"

.

NO

>> Repair or replace damaged parts.

Component Inspection (Heated Steering Wheel)

INFOID:0000000007540125

1.

CHECK HEATED STEERING WHEEL CONTINUITY

Check continuity between heated steering wheel connector terminals.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace heated steering wheel. Refer to 

ST-34, "Removal and Installation"

.

2.

CHECK HEATED STEERING WHEEL RESISTANCE

Check resistance between heated steering wheel connector terminals.

Heated steering wheel relay

Ground

Continuity

Connector

Terminal

M27

2

Not existed

 Fuse block (J/B)

Heated steering wheel switch

Continuity

Connector

Terminal

Connector

Terminal

M1

2A

M28

1

Existed

 Fuse block (J/B)

Ground

Continuity

Connector

Terminal

M1

2A

Not existed

Heated steering wheel

Condition

Continuity

Terminal

1 

−

 2

Leather surface temperature of 
20

°

C (68

°

F) or less

Existed

Leather surface temperature of 
30

°

C (86

°

) or more

Not existed

Revision: 2013 February

2012 MURANO

HEATED STEERING WHEEL SYSTEM

ST-17

< DTC/CIRCUIT DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

C

D

E

F

H

I

J

K

L

M

A

B

ST

N

O

P

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace heated steering wheel. Refer to 

ST-34, "Removal and Installation"

.

Component Inspection (Heated Steering Wheel Relay)

INFOID:0000000007540126

1.

CHECK HEATED STEERING WHEEL RELAY CONTINUITY

Check continuity between heated steering wheel relay terminals.

CAUTION:

Connect the fuse between the terminals when applying the voltage.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace heated steering wheel relay. Refer to 

ST-8, "Component Parts Location (Heated Steering

Wheel)"

.

Heated steering wheel

Condition

Resistance (Approx.)

Terminal

1 

−

 2

Leather surface temperature of 
20

°

C (68

°

F)

1.83 

Ω

Heated steering wheel relay

Condition

Continuity

Terminal

3 

−

 5

6 

−

 7

Apply 12 V direct current be-
tween terminals 1 and 2. 

Existed

Other conditions.

Not existed

Revision: 2013 February

2012 MURANO

ST-18

< DTC/CIRCUIT DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

HEATED STEERING WHEEL SWITCH INDICATOR LAMP

HEATED STEERING WHEEL SWITCH INDICATOR LAMP

Component Function Check

INFOID:0000000007540127

1.

CHECK HEATED STEERING WHEEL INDICATOR LAMP

1.

Turn ignition switch ON.

2.

Turn heated steering wheel switch ON.

Does heated steering wheel indicator lamp turn on the lamp?

YES

>> GO TO 2.

NO

>> Go to 

ST-18, "Diagnosis Procedure"

.

2.

CHECK HEATED STEERING WHEEL INDICATOR LAMP

Turn heated steering wheel switch OFF.

Does heated steering wheel indicator lamp turn off the lamp?

YES

>> INSPECTION END

NO

>> Go to 

ST-18, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000007540128

1.

CHECK POWER SOURCE AND GROUND CIRCUIT

1.

Turn ignition switch ON.

CAUTION:

Never start the engine.

2.

Turn heated steering wheel switch ON.

3.

Check voltage between heated steering wheel switch harness connector terminals.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY (BATTERY)

Check the following.
• Battery
• Harness for short or open between battery and 15 A fuse (No.26).
• 15 A fuse (No.26).
• Harness for short or open between 15 A fuse (No.26) and heated steering wheel relay.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace damaged parts.

3.

CHECK GROUND CIRCUIT

Check continuity between heated steering wheel switch harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace damaged parts.

Heated steering wheel

Condition

Voltage (Approx.)

Connector

Terminal

M28

5 

−

 6

Within 30 minutes after 
turning ON the heated 
steering switch.

Battery voltage

Other conditions.

0 V

Heated steering wheel switch

Ground

Continuity

Connector

Terminal

M28

6

Existed

Revision: 2013 February

2012 MURANO

HEATED STEERING WHEEL SWITCH INDICATOR LAMP

ST-19

< DTC/CIRCUIT DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

C

D

E

F

H

I

J

K

L

M

A

B

ST

N

O

P

4.

CHECK HARNESS BETWEEN HEATED STEERING WHEEL RELAY AND HEATED STEERING WHEEL

SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect heated steering wheel relay connector. Refer to 

ST-8, "Component Parts Location (Heated

Steering Wheel)"

.

3.

Disconnect heated steering wheel switch connector. Refer to 

ST-64, "Removal and Installation"

.

4.

Check continuity between heated steering wheel relay harness connector terminal and heated steering
wheel switch harness connector terminal.

5.

Check continuity between heated steering wheel relay harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace damaged parts.

5.

CHECK HEATED STEERING WHEEL RELAY

Check heated steering wheel relay. Refer to 

ST-20, "Component Inspection (Heated Steering Wheel Relay)"

.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Replace heated steering wheel relay. Refer to 

ST-8, "Component Parts Location (Heated Steering

Wheel)"

.

6.

CHECK HARNESS BETWEEN HEATED STEERING WHEEL RELAY AND HEATED STEERING WHEEL

SWITCH

1.

Check continuity between heated steering wheel relay harness connector terminal and heated steering
wheel switch harness connector terminal.

2.

Check continuity between heated steering wheel relay harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Repair or replace damaged parts.

7.

CHECK HARNESS BETWEEN FUSE BLOCK (J/B) AND HEATED STEERING WHEEL SWITCH

1.

Check continuity between fuse block (J/B) connector terminal and heated steering wheel switch harness
connector terminal.

Heated steering wheel relay

Heated steering wheel switch

Continuity

Connector

Terminal

Connector

Terminal

M27

5

M28

5

Existed

7

Heated steering wheel relay

Ground

Continuity

Connector

Terminal

M27

5

Not existed

7

Heated steering wheel relay

Heated steering wheel switch

Continuity

Connector

Terminal

Connector

Terminal

M27

2

M28

2

Existed

Heated steering wheel relay

Ground

Continuity

Connector

Terminal

M27

2

Not existed

Revision: 2013 February

2012 MURANO

ST-20

< DTC/CIRCUIT DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

HEATED STEERING WHEEL SWITCH INDICATOR LAMP

2.

Check continuity between fuse block (J/B) harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 8.

NO

>> Repair or replace damaged parts.

8.

CHECK POWER SUPPLY (IGNITION)

Check the following.
• Ignition switch
• Harness for short or open between ignition switch and fuse block (J/B). Refer to 

PG-21, "Wiring Diagram -

IGNITION POWER SUPPLY -"

.

• 10A fuse [No.3, located in the fuse block (J/B)]. Refer to 

PG-107, "Fuse, Connector and Terminal Arrange-

ment"

.

• Fuse block (J/B)

Is the inspection result normal?

YES

>> Replace heated steering wheel switch. Refer to 

ST-64, "Removal and Installation"

.

NO

>> Repair or replace damaged parts.

Component Inspection (Heated Steering Wheel Relay)

INFOID:0000000007540129

1.

CHECK HEATED STEERING WHEEL RELAY CONTINUITY

Check continuity between heated steering wheel relay terminals.

CAUTION:

Connect the fuse between the terminals when applying the voltage.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace heated steering wheel relay. Refer to 

ST-8, "Component Parts Location (Heated Steering

Wheel)"

.

 Fuse block (J/B)

Heated steering wheel switch

Continuity

Connector

Terminal

Connector

Terminal

M1

2A

M28

1

Existed

 Fuse block (J/B)

Ground

Continuity

Connector

Terminal

M1

2A

Not existed

Heated steering wheel relay

Condition

Continuity

Terminal

3 

−

 5

6 

−

 7

Apply 12 V direct current be-
tween terminals 1 and 2. 

Existed

Other conditions.

Not existed

Revision: 2013 February

2012 MURANO

HEATED STEERING WHEEL SYSTEM DOES NOT ACTIVATE

ST-21

< SYMPTOM DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

C

D

E

F

H

I

J

K

L

M

A

B

ST

N

O

P

SYMPTOM DIAGNOSIS

HEATED STEERING WHEEL SYSTEM DOES NOT ACTIVATE

Description 

INFOID:0000000007540130

• The heated steering wheel does not warm up.
• The heated steering wheel system cannot be turned OFF.

Diagnosis Procedure

INFOID:0000000007540131

1.

CHECK POWER SOURCE AND GROUND CIRCUIT

1.

Turn ignition switch OFF.

2.

Remove the heated steering wheel. Refer to 

ST-34, "Removal and Installation"

.

3.

Turn ignition switch ON.

CAUTION:

Never start the engine.

4.

Turn heated steering wheel switch ON.

5.

Check voltage between heated steering wheel harness connector terminals.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> GO TO 3.

2.

CHECK HEATED STEERING WHEEL

Check heated steering wheel. Refer to 

ST-16, "Component Inspection (Heated Steering Wheel)"

.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace heated steering wheel. Refer to 

ST-34, "Removal and Installation"

.

3.

CHECK GROUND CIRCUIT

Check continuity between heated steering wheel harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace damaged parts.

4.

CHECK HARNESS BETWEEN HEATED STEERING WHEEL RELAY AND HEATED STEERING WHEEL

1.

Turn ignition switch OFF.

2.

Disconnect heated steering wheel relay connector. Refer to 

ST-16, "Component Inspection (Heated

Steering Wheel)"

.

3.

Disconnect heated steering wheel switch connector. Refer to 

ST-64, "Removal and Installation"

4.

Check continuity between heated steering wheel relay harness connector terminal and heated steering
wheel harness connector terminal.

Heated steering wheel

Condition

Voltage (Approx.)

Connector

Terminal

M309

1 

−

 2

Within 30 minutes after 
turning ON the heated 
steering switch.

Battery voltage

Other conditions.

0 V

Heated steering wheel

Ground

Continuity

Connector

Terminal

M309

2

Existed

Revision: 2013 February

2012 MURANO

ST-22

< SYMPTOM DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

HEATED STEERING WHEEL SYSTEM DOES NOT ACTIVATE

5.

Check continuity between heated steering wheel relay harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace damaged parts.

5.

CHECK HEATED STEERING WHEEL RELAY

Check heated steering wheel relay. Refer to 

ST-17, "Component Inspection (Heated Steering Wheel Relay)"

.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Replace heated steering wheel relay. Refer to 

ST-17, "Component Inspection (Heated Steering

Wheel Relay)"

.

6.

CHECK POWER SUPPLY (BATTERY)

Check the following.
• Battery
• Harness for short or open between battery and 15 A fuse (No.26).
• 15 A fuse (No.26).
• Harness for short or open between 15 A fuse (No.26) and heated steering wheel relay.
Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Repair or replace damaged parts.

7.

CHECK GROUND CIRCUIT

Check continuity between heated steering wheel switch harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 8.

NO

>> Repair or replace damaged parts.

8.

CHECK HARNESS BETWEEN HEATED STEERING WHEEL RELAY AND HEATED STEERING WHEEL

SWITCH

1.

Check continuity between heated steering wheel relay harness connector terminal and heated steering
wheel switch harness connector terminal.

2.

Check continuity between heated steering wheel relay harness connector terminal and ground.

Heated steering wheel relay

Heated steering wheel

Continuity

Connector

Terminal

Connector

Terminal

M27

5

M309

1

Existed

7

Heated steering wheel relay

Ground

Continuity

Connector

Terminal

M27

5

Not existed

7

Heated steering wheel switch

Ground

Continuity

Connector

Terminal

M28

6

Existed

Heated steering wheel relay

Heated steering wheel switch

Continuity

Connector

Terminal

Connector

Terminal

M27

2

M28

2

Existed

Revision: 2013 February

2012 MURANO

HEATED STEERING WHEEL SYSTEM DOES NOT ACTIVATE

ST-23

< SYMPTOM DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

C

D

E

F

H

I

J

K

L

M

A

B

ST

N

O

P

Is the inspection result normal?

YES

>> GO TO 9.

NO

>> Repair or replace damaged parts.

9.

CHECK HARNESS BETWEEN FUSE BLOCK (J/B) AND HEATED STEERING WHEEL SWITCH

1.

Check continuity between fuse block (J/B) connector terminal and heated steering wheel switch harness
connector terminal.

2.

Check continuity between fuse block (J/B) harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 10.

NO

>> Repair or replace damaged parts.

10.

CHECK POWER SUPPLY (IGNITION)

Check the following.
• Ignition switch
• Harness for short or open between ignition switch and fuse block (J/B). Refer to 

PG-21, "Wiring Diagram -

IGNITION POWER SUPPLY -"

.

• 10A fuse [No.3, located in the fuse block (J/B)]. Refer to 

PG-107, "Fuse, Connector and Terminal Arrange-

ment"

.

• Fuse block (J/B)
Is the inspection result normal?

YES

>> Replace heated steering wheel switch. Refer to 

ST-64, "Removal and Installation"

.

NO

>> Repair or replace damaged parts.

Heated steering wheel relay

Ground

Continuity

Connector

Terminal

M27

2

Not existed

 Fuse block (J/B)

Heated steering wheel switch

Continuity

Connector

Terminal

Connector

Terminal

M1

2A

M28

1

Existed

 Fuse block (J/B)

Ground

Continuity

Connector

Terminal

M1

2A

Not existed

Revision: 2013 February

2012 MURANO

ST-24

< SYMPTOM DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

HEATED STEERING WHEEL SWITCH INDICATOR LAMP DOES NOT TURN ON

HEATED STEERING WHEEL SWITCH INDICATOR LAMP DOES NOT
TURN ON

Description 

INFOID:0000000007540132

• Heated steering wheel switch indicator lamp does not turn on the lamp.
• Heated steering wheel switch indicator lamp does not turn off the lamp.

Diagnosis Procedure

INFOID:0000000007540133

1.

CHECK POWER SOURCE AND GROUND CIRCUIT

1.

Turn ignition switch ON.

CAUTION:

Never start the engine.

2.

Turn heated steering wheel switch ON.

3.

Check voltage between heated steering wheel switch harness connector terminals.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY (BATTERY)

Check the following.
• Battery
• Harness for short or open between battery and 15 A fuse (No.26).
• 15 A fuse (No.26).
• Harness for short or open between 15 A fuse (No.26) and heated steering wheel relay.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace damaged parts.

3.

CHECK GROUND CIRCUIT

Check continuity between heated steering wheel switch harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace damaged parts.

4.

CHECK HARNESS BETWEEN HEATED STEERING WHEEL RELAY AND HEATED STEERING WHEEL

SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect heated steering wheel relay connector. Refer to 

ST-17, "Component Inspection (Heated

Steering Wheel Relay)"

.

3.

Disconnect heated steering wheel switch connector. Refer to 

ST-64, "Removal and Installation"

.

4.

Check continuity between heated steering wheel relay harness connector terminal and heated steering
wheel switch harness connector terminal.

Heated steering wheel

Condition

Voltage (Approx.)

Connector

Terminal

M28

5 

−

 6

Within 30 minutes after 
turning ON the heated 
steering switch.

Battery voltage

Other conditions.

0 V

Heated steering wheel switch

Ground

Continuity

Connector

Terminal

M28

6

Existed

Revision: 2013 February

2012 MURANO

HEATED STEERING WHEEL SWITCH INDICATOR LAMP DOES NOT TURN ON

ST-25

< SYMPTOM DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

C

D

E

F

H

I

J

K

L

M

A

B

ST

N

O

P

5.

Check continuity between heated steering wheel relay harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace damaged parts.

5.

CHECK HEATED STEERING WHEEL RELAY

Check heated steering wheel relay. Refer to 

ST-17, "Component Inspection (Heated Steering Wheel Relay)"

.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Replace heated steering wheel relay. Refer to 

ST-17, "Component Inspection (Heated Steering

Wheel Relay)"

.

6.

CHECK HARNESS BETWEEN HEATED STEERING WHEEL RELAY AND HEATED STEERING WHEEL

SWITCH

1.

Check continuity between heated steering wheel relay harness connector terminal and heated steering
wheel switch harness connector terminal.

2.

Check continuity between heated steering wheel relay harness connector terminal and ground.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Repair or replace damaged parts.

7.

CHECK HARNESS BETWEEN FUSE BLOCK (J/B) AND HEATED STEERING WHEEL SWITCH

1.

Check continuity between fuse block (J/B) connector terminal and heated steering wheel switch harness
connector terminal.

2.

Check continuity between fuse block (J/B) harness connector terminal and ground.

Is the inspection result normal?

Heated steering wheel relay

Heated steering wheel switch

Continuity

Connector

Terminal

Connector

Terminal

M27

5

M28

5

Existed

7

Heated steering wheel relay

Ground

Continuity

Connector

Terminal

M27

5

Not existed

7

Heated steering wheel relay

Heated steering wheel switch

Continuity

Connector

Terminal

Connector

Terminal

M27

2

M28

2

Existed

Heated steering wheel relay

Ground

Continuity

Connector

Terminal

M27

2

Not existed

 Fuse block (J/B)

Heated steering wheel switch

Continuity

Connector

Terminal

Connector

Terminal

M1

2A

M28

1

Existed

 Fuse block (J/B)

Ground

Continuity

Connector

Terminal

M1

2A

Not existed

Revision: 2013 February

2012 MURANO

ST-26

< SYMPTOM DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

HEATED STEERING WHEEL SWITCH INDICATOR LAMP DOES NOT TURN ON

YES

>> GO TO 8.

NO

>> Repair or replace damaged parts.

8.

CHECK POWER SUPPLY (IGNITION)

Check the following.
• Ignition switch
• Harness for short or open between ignition switch and fuse block (J/B). Refer to 

PG-21, "Wiring Diagram -

IGNITION POWER SUPPLY -"

.

• 10A fuse [No.3, located in the fuse block (J/B)]. Refer to 

PG-107, "Fuse, Connector and Terminal Arrange-

ment"

.

• Fuse block (J/B)

Is the inspection result normal?

YES

>> Replace heated steering wheel switch. Refer to 

ST-64, "Removal and Installation"

.

NO

>> Repair or replace damaged parts.

Revision: 2013 February

2012 MURANO

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

ST-27

< SYMPTOM DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

C

D

E

F

H

I

J

K

L

M

A

B

ST

N

O

P

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

NVH Troubleshooting Chart

INFOID:0000000007540134

2WD MODELS (WITHOUT ELECTRIC MOTOR) 

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

×

: Applicable

2WD MODELS (WITH ELECTRIC MOTOR) 

Reference

ST

-31,

 "

In

sp

ectio

n

"

ST

-31,

 "

In

sp

ectio

n

"

ST

-54,

 "

In

sp

ectio

n

"

ST

-54,

 "

In

sp

ectio

n

"

ST

-54,

 "

In

sp

ectio

n

"

ST

-31,

 "

In

sp

ectio

n

"

ST

-33,

 "

In

sp

ectio

n

"

ST

-33,

 "

In

sp

ectio

n

"

EM-17, "

Checking

"

ST

-33,

 "

In

sp

ectio

n

"

—

ST

-44,

 "

Ex

pl

od

ed V

iew

"

ST

-36,

 "

WI

THOUT

 EL

ECTRIC M

O

T

O

R : 

Inspe

c

ti

o

n

"

 

ST

-35,

 "

WIT

H

O

U

T ELECT

R

IC

 MO

T

O

R :

 Ex

pl

od

ed

 V

iew

"

ST

-44,

 "

Ex

pl

od

ed V

iew

"

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

 hy

dra

u

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 

rac

k

 s

lid

in

g 

forc

e

Driv

e b

e

lt

 lo

os

en

es

s

Im

pro

per st

eeri

n

g

 whe

e

l

Im

p

rop

e

r 

ins

tal

la

tio

n o

r lo

os

en

es

s of

 t

ilt

 l

o

ck

 l

ev

er

M

ou

nt

ing

 l

o

os

en

es

s

S

te

e

ri

ng

 co

lu

mn

 de

fo

rma

tio

n 

or d

a

m

a

g

e

Imp

rop

e

r 

ins

tal

la

ti

o

n o

r lo

os

en

es

s of

 st

e

eri

ng

 co

lu

mn

S

tee

rin

g l

inka

ge

 lo

os

en

es

s

AXLE

 and 

SUSPENSION

TIRE

ROA

D

 WHEEL

DRIVE SHA

F

T

BRAKE

Symptom

Steering

Noise

×

×

×

×

×

×

×

×

×

×

×

×

×

×

×

×

Shake

×

×

×

×

×

×

×

×

Vibration

×

×

×

×

×

×

×

×

Shimmy

×

×

×

×

×

×

×

Judder

×

×

×

×

×

×

×

Revision: 2013 February

2012 MURANO

ST-28

< SYMPTOM DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

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

×

: Applicable

AWD MODELS (WITHOUT ELECTRIC MOTOR)

Reference

ST

-3

1,

 "

Inspe

c

ti

on

"

ST

-3

1,

 "

Inspe

c

ti

on

"

ST

-5

4,

 "

Inspe

c

ti

on

"

ST

-5

4,

 "

Inspe

c

ti

on

"

ST

-5

4,

 "

Inspe

c

ti

on

"

ST

-3

1,

 "

Inspe

c

ti

on

"

ST

-3

3,

 "

Inspe

c

ti

on

"

ST

-3

3,

 "

Inspe

c

ti

on

"

EM

-1

7

, "

Checking

"

ST

-3

3,

 "

Inspe

c

ti

on

"

—

ST

-4

4,

 "

Ex

pl

od

ed

 V

iew

"

ST

-3

9,

 "

WITH 

E

L

ECTRIC MOT

O

R : 

In

sp

ecti

on

"

ST

-3

8,

 "

WITH E

L

ECTRIC 

MOT

O

R 

: Ex

pl

od

ed

 V

iew

"

 

ST

-4

4,

 "

Ex

pl

od

ed

 V

iew

"

NVH in F

AX, 

RAX, FSU, 

RSU section.

NVH in WT 

section.

NVH in WT 

section.

NVH in F

AX section.

NVH in BR 

section.

Possible cause and SUSPECTED PARTS

Fl

ui

d l

e

v

e

l

Ai

r in

 hy

d

raul

ic

 s

y

s

tem

Ou

ter/i

n

n

e

r 

s

o

ck

et ba

ll joi

n

t swin

gi

ng

 to

rqu

e

Ou

ter/i

n

n

e

r 

so

cket ba

ll joi

n

t rot

a

tin

g

 torq

ue

Ou

ter/i

n

n

e

r 

s

o

ck

et ba

ll joi

n

t en

d 

p

la

y

S

tee

rin

g

 f

lui

d l

e

a

k

a

g

e

S

te

e

ri

ng

 whe

e

l pl

ay

S

te

e

ri

ng

 ge

ar ra

ck s

lid

in

g f

o

rc

e

Dri

ve b

el

t 

lo

os

en

es

s

Im

p

rope

r s

tee

rin

g

 wh

ee

l

Im

p

rope

r i

n

s

tal

lat

io

n

 o

r lo

os

en

es

s 

of 

til

t lo

ck

 l

e

v

e

r

M

ou

nti

ng

 lo

os

en

es

s

S

tee

rin

g

 c

o

lu

m

n

 d

e

fo

rm

ati

o

n

 or 

da

ma

ge

Im

p

rope

r i

n

s

tal

lat

io

n

 o

r lo

os

en

es

s 

of 

ste

e

ri

ng

 c

o

lu

mn

S

tee

rin

g l

ink

a

ge 

lo

os

en

es

s

AX

LE and SUSPE

N

S

ION

TI

RE

ROAD WHE

E

L

DRIVE

 SHAFT

BRAK

E

Symptom

Steering

Noise

×

×

×

×

×

×

×

×

×

×

×

×

×

×

×

×

Shake

×

×

×

×

×

×

×

×

Vibration

×

×

×

×

×

×

×

×

Shimmy

×

×

×

×

×

×

×

Judder

×

×

×

×

×

×

×

Revision: 2013 February

2012 MURANO

NOISE, VIBRATION AND HARSHNESS (NVH) TROUBLESHOOTING

ST-29

< SYMPTOM DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

C

D

E

F

H

I

J

K

L

M

A

B

ST

N

O

P

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

×

: Applicable

AWD MODELS (WITH ELECTRIC MOTOR)

Reference

ST

-31,

 "

In

sp

ectio

n

"

ST

-31,

 "

In

sp

ectio

n

"

ST

-54,

 "

In

sp

ectio

n

"

ST

-54,

 "

In

sp

ectio

n

"

ST

-54,

 "

In

sp

ectio

n

"

ST

-31,

 "

In

sp

ectio

n

"

ST

-33,

 "

In

sp

ectio

n

"

ST

-33,

 "

In

sp

ectio

n

"

EM-17,

 "

Ch

ec

ki

ng

"

ST

-33,

 "

In

sp

ectio

n

"

—

ST

-44,

 "

Exp

lod

ed

 V

iew

"

ST

-36,

 "

WIT

H

OUT 

ELECT

R

IC M

O

T

O

R : I

n

spe

c

ti

on

"

 

ST

-35,

 "

WIT

H

OUT 

ELECT

R

IC M

O

T

O

R : E

x

p

lod

ed

 V

ie

w

"

ST

-44,

 "

Exp

lod

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, RAX 

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

et

 ba

ll jo

int

 s

w

in

g

in

g

 t

o

rqu

e

Ou

te

r/in

ne

r so

cket

 ba

ll jo

int

 rot

a

ti

ng

 to

rqu

e

Ou

te

r/in

ne

r so

ck

et

 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

rmat

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

× ×

×

× × ×

×

Revision: 2013 February

2012 MURANO