Nissan Murano. Manual - part 1331

 

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Nissan Murano. Manual - part 1331

 

 

ST-18

< 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-47, "Wiring Diagram -

IGNITION POWER SUPPLY -"

.

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

PG-91, "Fuse, Connector and Terminal Arrange-

ment"

.

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

YES

>> Replace heated steering wheel switch. Refer to 

ST-66, "Removal and Installation"

.

NO

>> Repair or replace damaged parts.

Component Inspection (Heated Steering Wheel)

INFOID:0000000009721467

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-36, "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

 2

Leather surface temperature of 
20

°

C (68

°

F) or less

Existed

Leather surface temperature of 
30

°

C (86

°

) or more

Not existed

HEATED STEERING WHEEL SYSTEM

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

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace heated steering wheel. Refer to 

ST-36, "Removal and Installation"

.

Component Inspection (Heated Steering Wheel Relay)

INFOID:0000000009721468

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-9, "Component Parts Location (Heated Steering

Wheel)"

.

Heated steering wheel

Condition

Resistance (Approx.)

Terminal

 2

Leather surface temperature of 
20

°

C (68

°

F)

1.83 

Heated steering wheel relay

Condition

Continuity

Terminal

 5

 7

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

Existed

Other conditions.

Not existed

ST-20

< DTC/CIRCUIT DIAGNOSIS >

[WITH HEATED STEERING WHEEL]

HEATED STEERING WHEEL SWITCH INDICATOR LAMP

HEATED STEERING WHEEL SWITCH INDICATOR LAMP

Component Function Check

INFOID:0000000009721469

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-20, "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-20, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009721470

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

 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

HEATED STEERING WHEEL SWITCH INDICATOR LAMP

ST-21

< 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-9, "Component Parts Location (Heated

Steering Wheel)"

.

3.

Disconnect heated steering wheel switch connector. Refer to 

ST-66, "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-22, "Component Inspection (Heated Steering Wheel Relay)"

.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Replace heated steering wheel relay. Refer to 

ST-9, "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

 

 

 

 

 

 

 

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