Nissan Murano Z51 (2008 year). Manual - part 311

SE-14

< FUNCTION DIAGNOSIS >

REAR SEATBACK POWER RETURN SYSTEM

Component Parts Location

INFOID:0000000003418722

Component Description

INFOID:0000000003418723

1.

Rear seatback power return control 
unit B492, B493

2.

Front power return switch (LH) M114 3.

Front power return switch (RH) M113

4.

Rear power return switch (LH) B106 5.

Primary position limit switch (RH) 
B495

6.

Power return motor assembly (RH) 
B494

7.

Sector gear (RH)

8.

Return complete limit switch (RH) 
B496

9.

Combination meter M34

A.

Back of rear seat (RH)

B.

Luggage side (LH)

C.

In seat device

JMJIA1410ZZ

Item

Function

Rear seatback power return control unit

Control the rear seatback power return system

Power return motor

Operate the rear seatback

Motor sensor

Detect the operation of power return motor

Power return switch

Switch that performs the return operation

Primary position limit switch

Detect the initial position of sector gear

Return complete limit switch

Detect the return position of rear seatback

Combination meter

Transmit the vehicle speed signal

Sector gear

Transmit the operation of power return motor to rear seatback

Revision: 2008 October

2009 Murano

POWER SUPPLY AND GROUND CIRCUIT

SE-15

< COMPONENT DIAGNOSIS >

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COMPONENT DIAGNOSIS

POWER SUPPLY AND GROUND CIRCUIT

REAR SEATBACK POWER RETURN CONTROL UNIT

REAR SEATBACK POWER RETURN CONTROL UNIT : Diagnosis Procedure

INFOID:0000000004758041

1.

CHECK FUSE

Check that the following fuses are not fusing.

Is the fuse fusing?

YES

>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect rear seatback power return control unit connector.

3.

Check voltage between rear seatback power return control unit harness connector and ground.

Is the measurement value normal?

YES

>> GO TO 3.

NO

>> Repair harness or connector.

3.

CHECK GROUND CIRCUIT

Check continuity between rear seatback power return control unit harness connector and ground.

Does continuity exist?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

AUTOMATIC DRIVE POSITIONER CONTROL UNIT

AUTOMATIC DRIVE POSITIONER CONTROL UNIT : Diagnosis Procedure

INFOID:0000000004758042

1.

CHECK FUSIBLE LINK

Check that the following fuse and fusible link are not fusing.

Is the fuse fusing?

Terminal No.

Signal name

Fuse No.

16

Battery power supply

32 (30A)

17

6 (10A)

(+)

(

−

)

Voltage

(Approx.)

Rear seatback power return control unit

Connector

Terminal

B492

16

Ground

Battery voltage

B493

17

Rear seatback power return control unit

Ground

Continuity

Connector

Terminal

B492

13

Existed

B493

32

Terminal No.

Signal name

Fusible link No.

25

Battery power supply

L (40A)

Revision: 2008 October

2009 Murano

SE-16

< COMPONENT DIAGNOSIS >

POWER SUPPLY AND GROUND CIRCUIT

YES

>> Replace the blown fusible link after repairing the affected circuit if a fusible link is blown.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Check voltage between automatic drive positioner control unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>>

Check the following.

• Repair or replace harness between fusible link and automatic drive positioner control unit.
• Circuit breaker.

3.

CHECK GROUND CIRCUIT

Check continuity between the automatic drive positioner control unit harness connector and ground.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Repair harness or connector.

(+)

(–)

Voltage (V)

(Approx.)

Automatic drive positioner control unit

Connector

Terminals

M104

25

Ground

Battery voltage

Automatic drive positioner control unit

Ground

Continuity 

Connector

Terminal

M104

30

Existed

Revision: 2008 October

2009 Murano

FRONT POWER RETURN SWITCH

SE-17

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FRONT POWER RETURN SWITCH

LH

LH : Description

INFOID:0000000004758043

Switch that performs the return operation.

LH : Component Function Check

INFOID:0000000004758044

1.

CHECK FUNCTION

Check that the rear seatback (LH) rises when pressing and holding the front power return switch (LH). 

Is the inspection result normal?

YES

>> Front power return switch (LH) is OK.

NO

>> Refer to

SE-17, "LH : Diagnosis Procedure"

.

LH : Diagnosis Procedure

INFOID:0000000004758045

1.

CHECK REAR SEATBACK POWER RETURN CONTROL UNIT INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect front power return switch (LH) connector.

3.

Check voltage between front power return switch (LH) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK FRONT POWER RETURN SWITCH (LH) CIRCUIT

1.

Disconnect rear seatback power return control unit connector.

2.

Check continuity between rear seatback power return control unit harness connector and front power
return switch (LH) harness connector. 

3.

Check continuity between rear seatback power return control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear seatback return control unit. Refer to 

SE-127, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK FRONT POWER RETURN SWITCH (LH) GROUND CIRCUIT

Check continuity front power return switch (LH) harness connector and ground. 

(+)

(–)

Voltage (V)

(Approx.)

Front power return switch (LH)

Connector

Terminal

M114

1

Ground

5

Rear seatback power return control unit

Front power return switch (LH)

Continuity 

Connector

Terminal

Connector

Terminal

B493

28

M114

1

Existed

Rear seatback power return control unit

Ground

Continuity 

Connector

Terminal

M493

28

Not existed

Front power return switch (LH)

Ground

Continuity 

 Connector

Terminal

M114

2

Existed

Revision: 2008 October

2009 Murano

SE-18

< COMPONENT DIAGNOSIS >

FRONT POWER RETURN SWITCH

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK FRONT POWER RETURN SWITCH (LH)

Check front power return switch (LH). 
Refer to

SE-18, "LH : Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace front power return switch (LH). Refer to 

SE-132, "Removal and Installation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

LH : Component Inspection

INFOID:0000000004758046

1.

CHECK FRONT POWER RETURN SWITCH (LH)

1.

Turn ignition OFF.

2.

Disconnect front power return switch (LH) connector.

3.

Check front power return switch (LH) terminals.

Is the inspection result normal?

YES

>> Front power return switch (LH) is OK.

NO

>> Replace front power return switch (LH). Refer to 

SE-132, "Removal and Installation"

.

RH

RH : Description

INFOID:0000000004758047

Switch that performs the return operation.

RH : Component Function Check

INFOID:0000000004758048

1.

CHECK FUNCTION

Check that the rear seatback (RH) rises when pressing and holding the front power return switch (RH). 
Is the inspection result normal?

YES

>> Front power return switch (RH) is OK.

NO

>> Refer to

SE-18, "RH : Diagnosis Procedure"

.

RH : Diagnosis Procedure

INFOID:0000000004758049

1.

CHECK REAR SEATBACK POWER RETURN CONTROL UNIT OUTPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect front power return switch (RH) connector.

3.

Check voltage between front power return switch (RH) harness connector and ground.

Is the inspection result normal?

Front power return switch (LH) connector Terminal

Condition

Continuity

M114

1

2

Front power return switch (LH) is pressed

Existed

Front power return switch (LH) is released

Not existed

(+)

(–)

Voltage (V)

(Approx.)

Front power return switch (RH)

Connector

Terminal

M113

1

Ground

5

Revision: 2008 October

2009 Murano

FRONT POWER RETURN SWITCH

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< COMPONENT DIAGNOSIS >

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YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK FRONT POWER RETURN SWITCH (RH) CIRCUIT

1.

Disconnect rear seatback power return control unit connector.

2.

Check continuity between rear seatback power return control unit harness connector and front power
return switch (RH) harness connector. 

3.

Check continuity between rear seatback power return control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear seatback power return control unit. Refer to 

SE-127, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK FRONT POWER RETURN SWITCH (RH) GROUND CIRCUIT

Check continuity front power return switch (RH) harness connector and ground. 

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK FRONT POWER RETURN SWITCH (RH)

Check front power return switch (RH). 
Refer to

SE-19, "RH : Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace front power return switch (RH). Refer to 

SE-132, "Removal and Installation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

RH : Component Inspection

INFOID:0000000004758050

1.

CHECK FRONT POWER RETURN SWITCH (RH)

1.

Turn ignition OFF.

2.

Disconnect front power return switch (RH) connector.

3.

Check front power return switch (RH) terminals.

Is the inspection result normal?

YES

>> Front power return switch (RH) is OK.

Rear seatback power return control unit

Front power return switch (RH)

Continuity 

Connector

Terminal

Connector

Terminal

B493

20

M113

1

Existed

Rear seatback power return control unit

Ground

Continuity 

Connector

Terminal

B493

20

Not existed

Front power return switch (RH)

Ground

Continuity 

 Connector

Terminal

M113

2

Existed

Front power return switch (RH) connector Terminal

Condition

Continuity

M113

1

2

Front power return switch (RH) is pressed

Existed

Front power return switch (RH) is released

Not existed

Revision: 2008 October

2009 Murano

SE-20

< COMPONENT DIAGNOSIS >

FRONT POWER RETURN SWITCH

NO

>> Replace front power return switch (RH). Refer to 

SE-132, "Removal and Installation"

.

Revision: 2008 October

2009 Murano

REAR POWER RETURN SWITCH

SE-21

< COMPONENT DIAGNOSIS >

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REAR POWER RETURN SWITCH

LH

LH : Description

INFOID:0000000004758051

Switch that performs the return operation.

LH : Component Function Check

INFOID:0000000004758052

1.

CHECK FUNCTION

Check that the rear seatback (LH) rises when pressing and holding the rear power return switch (LH). 

Is the inspection result normal?

YES

>> Rear power return switch (LH) is OK.

NO

>> Refer to

SE-21, "LH : Diagnosis Procedure"

.

LH : Diagnosis Procedure

INFOID:0000000004758053

1.

CHECK REAR SEATBACK POWER RETURN CONTROL UNIT OUTPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect rear power return switch (LH) connector.

3.

Check voltage between rear power return switch (LH) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK REAR POWER RETURN SWITCH (LH) CIRCUIT

1.

Disconnect rear seatback power return control unit connector.

2.

Check continuity between rear seatback power return control unit harness connector and rear power
return switch (LH) harness connector. 

3.

Check continuity between rear seatback power return control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear power return control unit. Refer to 

SE-127, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK REAR POWER RETURN SWITCH (LH) GROUND CIRCUIT

Check continuity rear power return switch (LH) harness connector and ground. 

(+)

(–)

Voltage (V)

(Approx.)

Rear power return switch (LH)

Connector

Terminal

B106

1

Ground

5

Rear seatback power return control unit

Rear power return switch (LH)

Continuity 

Connector

Terminal

Connector

Terminal

B493

28

B106

1

Existed

Rear seatback power return control unit

Ground

Continuity 

Connector

Terminal

B493

28

Not existed

Rear power return switch (LH)

Ground

Continuity 

 Connector

Terminal

B106

2

Existed

Revision: 2008 October

2009 Murano

SE-22

< COMPONENT DIAGNOSIS >

REAR POWER RETURN SWITCH

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK REAR POWER RETURN SWITCH (LH)

Check rear power return switch (LH). 
Refer to

SE-22, "LH : Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace rear power return switch (LH). Refer to 

SE-133, "Removal and Installation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

LH : Component Inspection

INFOID:0000000004758054

1.

CHECK REAR POWER RETURN SWITCH (LH)

1.

Turn ignition switch OFF.

2.

Disconnect rear power return switch (LH) connector.

3.

Check rear power return switch (LH) terminals.

Is the inspection result normal?

YES

>> Rear power return switch (LH) is OK.

NO

>> Replace rear power return switch (LH). Refer to 

SE-133, "Removal and Installation"

.

RH

RH : Description

INFOID:0000000004758055

Switch that performs the return operation.

RH : Component Function Check

INFOID:0000000004758056

1.

CHECK FUNCTION

Check that the rear seatback (RH) rises when pressing and holding the rear power return switch (RH). 
Is the inspection result normal?

YES

>> Rear power return switch (RH) is OK.

NO

>> Refer to

SE-22, "RH : Diagnosis Procedure"

.

RH : Diagnosis Procedure

INFOID:0000000004758057

1.

CHECK REAR SEATBACK POWER RETURN CONTROL UNIT OUTPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect rear power return switch (RH) connector.

3.

Check voltage between rear power return switch (RH) harness connector and ground.

Is the inspection result normal?

Rear power return switch (LH) connector 

Terminal

Condition

Continuity

B106

1

2

Rear power return switch (LH) is pressed

Existed

Rear power return switch (LH) is released

Not existed

(+)

(–)

Voltage (V)

(Approx.)

Rear power return switch (RH)

Connector

Terminal

B105

1

Ground

5

Revision: 2008 October

2009 Murano

REAR POWER RETURN SWITCH

SE-23

< COMPONENT DIAGNOSIS >

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YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK REAR POWER RETURN SWITCH (RH) CIRCUIT

1.

Disconnect rear seatback power return control unit connector.

2.

Check continuity between rear seatback power return control unit harness connector and rear power
return switch (RH) harness connector. 

3.

Check continuity between rear seatback power return control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear seatback power return control unit. Refer to 

SE-127, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK REAR POWER RETURN SWITCH (RH) GROUND CIRCUIT

Check continuity rear power return switch (RH) harness connector and ground. 

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK REAR POWER RETURN SWITCH (RH)

Check rear power return switch (RH). 
Refer to

SE-23, "RH : Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace rear power return switch (RH). Refer to 

SE-133, "Removal and Installation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

RH : Component Inspection

INFOID:0000000004758058

1.

CHECK REAR POWER RETURN SWITCH (RH)

1.

Turn ignition switch OFF.

2.

Disconnect rear power return switch (RH) connector.

3.

Check rear power return switch (RH) terminals.

Is the inspection result normal?

YES

>> Rear power return switch (RH) is OK.

Rear seatback power return control unit

Rear power return switch (RH)

Continuity 

Connector

Terminal

Connector

Terminal

B493

20

B105

1

Existed

Rear seatback power return control unit

Ground

Continuity 

Connector

Terminal

M493

20

Not existed

Rear power return switch (RH)

Ground

Continuity 

 Connector

Terminal

B105

2

Existed

Rear power return switch (RH) connector Terminal

Condition

Continuity

B105

1

2

Rear power return switch (RH) is pressed

Existed

Rear power return switch (RH) is released

Not existed

Revision: 2008 October

2009 Murano

SE-24

< COMPONENT DIAGNOSIS >

REAR POWER RETURN SWITCH

NO

>> Replace rear power return switch (RH). Refer to 

SE-133, "Removal and Installation"

.

Revision: 2008 October

2009 Murano

PRIMARY POSITION LIMIT SWITCH

SE-25

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PRIMARY POSITION LIMIT SWITCH

LH

LH : Description

INFOID:0000000004758059

Detect the initial position of sector gear (LH). 

LH : Component Function Check

INFOID:0000000004758060

1.

CHECK FUNCTION

Check that the rear seatback (LH) rises when pressing and holding the power return switch (LH). 

Is the inspection result normal?

YES

>> Primary position limit switch (LH) is OK.

NO

>> Refer to 

SE-25, "LH : Diagnosis Procedure"

.

LH : Diagnosis Procedure

INFOID:0000000004758061

1.

CHECK REAR SEATBACK POWER RETURN CONTROL UNIT OUTPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect primary position limit switch (LH) connector.

3.

Check voltage between primary position limit switch (LH) connector and ground.

NOTE:
It is not low power consumption mode. 
Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK PRIMARY POSITION LIMIT SWITCH (LH) SIGNAL CIRCUIT

1.

Disconnect rear seatback power return control unit connector.

2.

Check continuity between rear seatback power return control unit harness connector and primary position
limit switch (LH) harness connector.

3.

Check continuity between rear seatback power return control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear seatback power return control unit. Refer to 

SE-127, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK PRIMARY POSITION LIMIT SWITCH (LH) GROUND CIRCUIT

1.

Check continuity between rear seatback power return control unit harness connector and primary position
limit switch (LH) harness connector.

(+)

(–)

Voltage (V)

(Approx.)

Primary position limit switch (LH)

Connector

Terminal 

B499

1

Ground

Battery voltage

Rear seatback power return control unit

Primary position limit switch (LH)

Continuity

Connector

Terminal

Connector

Terminal

B493

21

B499

1

Existed

Rear seatback power return control unit

Ground

Continuity 

Connector

Terminal

B493

21

Not existed

Revision: 2008 October

2009 Murano

SE-26

< COMPONENT DIAGNOSIS >

PRIMARY POSITION LIMIT SWITCH

2.

Check continuity between rear seatback power return control unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK PRIMARY POSITION LIMIT SWITCH (LH)

Check primary position limit switch (LH). 
Refer to 

SE-26, "LH : Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace primary position limit switch (LH) [reclining device assembly (LH)]. Refer to 

SE-114,

"Exploded View"

. 

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

LH : Component Inspection

INFOID:0000000004758062

COMPONENT INSPECTION

1.

CHECK PRIMARY POSITION LIMIT SWITCH (LH)

1.

Turn ignition switch OFF.

2.

Disconnect primary position limit switch (LH) connector.

3.

Check primary position limit switch (LH) terminals.

Is the inspection result normal?

YES

>> Primary position limit switch (LH) is OK.

NO

>> Replace primary position limit switch (LH) [reclining device assembly (LH)]. Refer to 

SE-114,

"Exploded View"

. 

RH

RH : Description

INFOID:0000000004758063

Detect the initial position of sector gear (RH). 

RH : Component Function Check

INFOID:0000000004758064

1.

CHECK FUNCTION

Check that the rear seatback (RH) rises when pressing and holding the power return switch (RH). 

Is the inspection result normal?

YES

>> Primary position limit switch (RH) is OK.

NO

>> Refer to 

SE-27, "RH : Diagnosis Procedure"

.

Rear seatback power return control unit

Primary position limit switch (LH)

Continuity

Connector

Terminal

Connector

Terminal

B493

31

B499

2

Existed

Rear seatback power return control unit

Ground

Continuity 

Connector

Terminal

B493

31

Not existed

Primary position limit switch (LH) connector

Terminal

Condition

Continuity

B499

1

2

Primary position limit switch (LH) is pressed

Existed

Primary position limit switch (LH) is released

Not existed

Revision: 2008 October

2009 Murano

PRIMARY POSITION LIMIT SWITCH

SE-27

< COMPONENT DIAGNOSIS >

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RH : Diagnosis Procedure

INFOID:0000000004758065

1.

CHECK REAR SEATBACK POWER RETURN CONTROL UNIT OUTPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect primary position limit switch (RH) connector.

3.

Check voltage between primary position limit switch (RH) harness connector and ground.

NOTE:
It is not low power consumption mode. 
Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK PRIMARY POSITION LIMIT SWITCH (RH) SIGNAL CIRCUIT

1.

Disconnect rear seatback power return control unit connector.

2.

Check continuity between rear seatback power return control unit harness connector and primary position
limit switch (RH) harness connector.

3.

Check continuity between rear seatback power return control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear seatback return control unit. Refer to 

SE-127, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK PRIMARY POSITION LIMIT SWITCH (RH) GROUND CIRCUIT

1.

Check continuity between rear seatback power return control unit harness connector and primary position
limit switch (RH) harness connector.

2.

Check continuity between rear seatback power return control unit harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK PRIMARY POSITION LIMIT SWITCH (RH)

Check primary position limit switch (RH). 
Refer to 

SE-28, "RH : Component Inspection"

.

(+)

(–)

Voltage (V)

(Approx.)

Primary position limit switch (RH)

Connector

Terminal 

B495

1

Ground

Battery voltage

Rear seatback power return control unit

Primary position limit switch (RH)

Continuity

Connector

Terminal

Connector

Terminal

B493

22

B495

1

Existed

Rear seatback power return control unit

Ground

Continuity 

Connector

Terminal

B493

22

Not existed

Rear seatback power return control unit

Primary position limit switch (RH)

Continuity

Connector

Terminal

Connector

Terminal

B493

23

B495

2

Existed

Rear seatback power return control unit

Ground

Continuity 

Connector

Terminal

B493

23

Not existed

Revision: 2008 October

2009 Murano

SE-28

< COMPONENT DIAGNOSIS >

PRIMARY POSITION LIMIT SWITCH

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace primary position limit switch (RH) [reclining device assembly (RH)]. Refer to 

SE-114,

"Exploded View"

. 

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

RH : Component Inspection

INFOID:0000000004758066

COMPONENT INSPECTION

1.

CHECK PRIMARY POSITION LIMIT SWITCH (RH)

1.

Turn ignition switch OFF.

2.

Disconnect primary position limit switch (RH) connector.

3.

Check primary position limit switch (RH) terminals.

Is the inspection result normal?

YES

>> Primary position limit switch (RH) is OK.

NO

>>

SE-114, "Exploded View"

Replace primary position limit switch (RH) [reclining device assembly

(RH)]. Refer to . 

Primary position limit switch (RH) connector

Terminal

Condition

Continuity

B495

1

2

Primary position limit switch (RH) is pressed

Existed

Primary position limit switch (RH) is released

Not existed

Revision: 2008 October

2009 Murano

RETURN COMPLETE LIMIT SWITCH

SE-29

< COMPONENT DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

SE

N

O

P

RETURN COMPLETE LIMIT SWITCH

LH

LH : Description

INFOID:0000000004758067

Detect the return completion position of rear seatback (LH). 

LH : Component Function Check

INFOID:0000000004758068

1.

CHECK FUNCTION

Check that the rear seatback (LH) rises when pressing and holding the power return switch (LH). 

Is the inspection result normal?

YES

>> Return complete limit switch (LH) is OK.

NO

>> Refer to 

SE-29, "LH : Diagnosis Procedure"

.

LH : Diagnosis Procedure

INFOID:0000000004758069

1.

CHECK REAR SEATBACK POWER RETURN CONTROL UNIT OUTPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect return complete limit switch (LH) connector.

3.

Check voltage between return complete limit switch (LH) harness connector and ground.

NOTE:
It is not low power consumption mode. 
Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK RETURN COMPLETE LIMIT SWITCH (LH) SIGNAL CIRCUIT

1.

Disconnect rear seatback power return control unit connector.

2.

Check continuity between rear seatback power return control unit harness connector and return complete
limit switch (LH) harness connector.

3.

Check continuity between rear seatback power return control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace rear seatback power return control unit. Refer to 

SE-127, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK RETURN COMPLETE LIMIT SWITCH (LH) GROUND CIRCUIT

1.

Check continuity between rear seatback power return control unit harness connector and return complete
limit switch (LH) harness connector.

(+)

(–)

Voltage (V)

(Approx.)

Return complete limit switch (LH)

Connector

Terminal 

B500

1

Ground

Battery voltage

Rear seatback power return control unit

Return complete limit switch (LH)

Continuity

Connector

Terminal

Connector

Terminal

B493

29

B500

1

Existed

Rear seatback power return control unit

Ground

Continuity 

Connector

Terminal

B493

29

Not existed

Revision: 2008 October

2009 Murano