Nissan Quest E52. Manual - part 1057

SEATBACK ANGLE LIMIT SWITCH

SE-57

< DTC/CIRCUIT DIAGNOSIS >

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3.

Check continuity between 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 SEATBACK ANGLE LIMIT SWITCH (RH)

Check seatback angle limit switch (RH).
Refer to 

SE-57, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace seatback angle limit switch (RH) [reclining device assembly (RH)]. Refer to 

SE-122,

"Exploded View"

. 

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-42, "Intermittent Incident"

.

>> INSPECTION END

Component Inspection

INFOID:0000000009652958

COMPONENT INSPECTION

1.

CHECK SEATBACK ANGLE LIMIT SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect seatback angle limit switch connector.

3.

Check seatback angle limit switch terminals under the following conditions.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace seatback angle limit switch (reclining device assembly). Refer to 

SE-122, "Exploded

View"

. 

Seatback power return control unit

Seatback angle limit switch (RH)

Continuity

Connector

Terminal

Connector

Terminal

B488

23

B496

2

Existed

Seatback power return control unit

Ground

Continuity 

Connector

Terminal

B488

23

Not existed

Terminal

Condition

Continuity

1

2

Seatback angle limit switch

While being pressed

Existed

Other than the above

Not existed

SE-58

< DTC/CIRCUIT DIAGNOSIS >

SEATBACK LOCK RELEASE ACTUATOR

SEATBACK LOCK RELEASE ACTUATOR

LH

LH : Diagnosis Procedure

INFOID:0000000009652959

1.

CHECK SEATBACK LOCK RELEASE ACTUATOR (LH) GROUND CIRCUIT

Check continuity between seatback lock release actuator (LH) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness.

2.

CHECK FUSE

Check 30 A fuse (#33).
Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace the blown fuse after repairing affected circuit.

3.

CHECK SEATBACK LOCK RELEASE ACTUATOR (LH) POWER SUPPLY 1

1.

Turn ignition switch OFF.

2.

Disconnect seatback lock release actuator (LH) connector.

3.

Check continuity between seatback lock release actuator (LH) harness connector and ground.

Is the inspection result normal?

YES

>> Replace seatback lock release actuator (LH). Refer to 

SE-122, "Exploded View"

.

NO

>> GO TO 4.

4.

CHECK SEATBACK LOCK RELEASE ACTUATOR (LH) POWER SUPPLY 2

1.

Disconnect seatback lock release actuator relay (LH) connector.

2.

Check continuity between seatback lock release actuator relay (LH) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace harness.

5.

CHECK SEATBACK LOCK RELEASE ACTUATOR (LH) POWER SUPPLY CIRCUIT

1.

Check continuity between seatback lock release actuator relay (LH) harness connector and seatback lock
release actuator (LH) harness connector.

Seatback lock release actuator (LH)

Ground

Continuity

Connector

Terminal

B504

2

Existed

(+)

(–)

Condition

Voltage (V)

Seatback lock release actuator (LH)

Connector

Terminal

B504

1

Ground

Third seat fold switch (LH)

While being pressed

9 – 16

Other than the above

0

(+)

(–)

Voltage (V)

Seatback lock release actuator relay (LH)

Connector

Terminal

B503

5

Ground

9 – 16

SEATBACK LOCK RELEASE ACTUATOR

SE-59

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

SE

N

O

P

2.

Check continuity between seatback lock release actuator relay (LH) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace harness.

6.

CHECK SEATBACK LOCK RELEASE ACTUATOR RELAY (LH)

Check seatback lock release actuator relay (LH).
Refer to 

SE-61, "Component Inspection (Seatback Lock Release Actuator Relay)"

.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Replace seatback lock release actuator relay (LH).

7.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-42, "Intermittent Incident"

.

>> INSPECTION END

RH

RH : Diagnosis Procedure

INFOID:0000000009652960

1.

CHECK SEATBACK LOCK RELEASE ACTUATOR (RH) GROUND CIRCUIT

Check continuity between seatback lock release actuator (RH) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Repair or replace harness.

2.

CHECK FUSE

Check 30 A fuse (#33).

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Replace the blown fuse after repairing affected circuit.

3.

CHECK SEATBACK LOCK RELEASE ACTUATOR (RH) POWER SUPPLY 1

1.

Turn ignition switch OFF.

2.

Disconnect seatback lock release actuator (RH) connector.

3.

Check continuity between seatback lock release actuator (RH) harness connector and ground.

Seatback lock release actuator relay (LH)

Seatback lock release actuator (LH)

Continuity

Connector

Terminal

Connector

Terminal

B503

3

B504

1

Existed

(+)

(–)

Continuity

Seatback lock release actuator relay (LH)

Connector

Terminal

B503

3

Ground

Not existed

Seatback lock release actuator (RH)

Ground

Continuity

Connector

Terminal

B502

2

Existed

SE-60

< DTC/CIRCUIT DIAGNOSIS >

SEATBACK LOCK RELEASE ACTUATOR

Is the inspection result normal?

YES

>> Replace seatback lock release actuator (RH). Refer to 

SE-122, "Exploded View"

.

NO

>> GO TO 4.

4.

CHECK SEATBACK LOCK RELEASE ACTUATOR (RH) POWER SUPPLY 2

1.

Disconnect seatback lock release actuator relay (RH) connector.

2.

Check continuity between seatback lock release actuator relay (RH) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Repair or replace harness.

5.

CHECK SEATBACK LOCK RELEASE ACTUATOR (RH) POWER SUPPLY CIRCUIT

1.

Check continuity between seatback lock release actuator relay (RH) harness connector and seatback lock
release actuator (RH) harness connector.

2.

Check continuity between seatback lock release actuator relay (RH) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> Repair or replace harness.

6.

CHECK SEATBACK LOCK RELEASE ACTUATOR RELAY (RH)

Check seatback lock release actuator relay (RH).
Refer to 

SE-61, "Component Inspection (Seatback Lock Release Actuator Relay)"

.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Replace seatback lock release actuator relay (RH).

7.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-42, "Intermittent Incident"

.

>> INSPECTION END

(+)

(–)

Condition

Voltage (V)

Seatback lock release actuator (RH)

Connector

Terminal

B502

1

Ground

Third seat fold switch (RH)

While being pressed

9 – 16

Other than the above

0

(+)

(–)

Voltage (V)

Seatback lock release actuator relay (RH)

Connector

Terminal

B501

5

Ground

9 – 16

Seatback lock release actuator relay (RH)

Seatback lock release actuator (RH)

Continuity

Connector

Terminal

Connector

Terminal

B501

3

B502

1

Existed

(+)

(–)

Continuity

Seatback lock release actuator relay (RH)

Connector

Terminal

B501

3

Ground

Not existed