Nissan Murano Z51. Instruction — part 1209

SE-24

< DTC/CIRCUIT DIAGNOSIS >

REAR POWER RETURN SWITCH

NO

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

SE-139, "Removal and Installation"

.

PRIMARY POSITION LIMIT SWITCH

SE-25

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

SE

N

O

P

PRIMARY POSITION LIMIT SWITCH

LH

LH : Description

INFOID:0000000005518163

Detect the initial position of sector gear (LH).

LH : Component Function Check

INFOID:0000000005518164

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:0000000005518165

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-133, "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

SE-26

< DTC/CIRCUIT 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-120,

"Exploded View"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to

GI-39, "Intermittent Incident"

.

>> INSPECTION END

LH : Component Inspection

INFOID:0000000005518166

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-120,

"Exploded View"

.

RH

RH : Description

INFOID:0000000005518167

Detect the initial position of sector gear (RH).

RH : Component Function Check

INFOID:0000000005518168

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

PRIMARY POSITION LIMIT SWITCH

SE-27

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

SE

N

O

P

RH : Diagnosis Procedure

INFOID:0000000005518169

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-133, "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