Nissan Quest E52. Manual - part 24

RECLINING MOTOR

ADP-89

< DTC/CIRCUIT DIAGNOSIS >

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ADP

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RECLINING MOTOR

Component Function Check

INFOID:0000000009649680

1.

CHECK FUNCTION

1.

Select “SEAT RECLINING” in “Active test” mode with CONSULT.

2.

Check the reclining motor operation.

Is the operation of relevant parts normal?

YES

>> INSPECTION END

NO

>> Refer to 

ADP-89, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009649681

1.

CHECK RECLINING MOTOR INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect reclining motor connector.

3.

Turn ignition switch ON.

4.

Perform “Active test” (“SEAT RECLINING”) with CONSULT.

5.

Check voltage between reclining motor harness connector and ground.

Is the inspection result normal?

YES

>> Replace reclining motor (built in seat back frame).

NO

>> GO TO 2.

2.

CHECK RECLINING MOTOR CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect driver seat control unit connector.

3.

Check continuity between driver seat control unit harness connector and reclining motor harness connec-
tor.

4.

Check continuity between driver seat control unit harness connector and ground.

Test item

Description

SEAT RECLINING

OFF

Seat reclining

Stop

FR

Forward

RR

Backward

(+)

(-)

Condition

Voltage (V)

Reclining motor

Connector

Terminals

B554

35

Ground

SEAT RECLINING

OFF

0 – 1

Forward

9 – 16

39

OFF

0 – 1

Backward

9 – 16

Driver seat control unit

Reclining motor

Continuity

Connector

Terminal

Connector

Terminal

B551

35

B554

35

Existed

39

39

Driver seat control unit

Ground

Continuity 

Connector

Terminal

B551

35

Not existed

39

ADP-90

< DTC/CIRCUIT DIAGNOSIS >

RECLINING MOTOR

Is the inspection result normal?

YES

>> Replace driver seat control unit. Refer to 

ADP-111, "Removal and Installation"

.

NO

>> Repair or replace harness or connector.

LIFTING MOTOR (FRONT)

ADP-91

< DTC/CIRCUIT DIAGNOSIS >

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LIFTING MOTOR (FRONT)

Component Function Check

INFOID:0000000009649682

1.

CHECK FUNCTION

1.

Select “SEAT LIFTER FR” in “Active test” mode with CONSULT.

2.

Check the lifting motor (front) operation.

Is the operation of relevant parts normal? 

YES

>> INSPECTION END

NO

>> Refer to 

ADP-91, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009649683

1.

CHECK LIFTING MOTOR (FRONT) INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect lifting motor (front) connector.

3.

Turn ignition switch ON.

4.

Perform “Active test” (“SEAT LIFTER FR”) with CONSULT.

5.

Check voltage between lifting motor (front) harness connector and ground.

Is the inspection result normal?

YES

>> Replace lifting motor (front) (built in seat cushion frame).

NO

>> GO TO 2.

2.

CHECK LIFTING MOTOR (FRONT) CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect driver seat control unit connector.

3.

Check continuity between driver seat control unit harness connector and lifting motor (front) harness con-
nector.

4.

Check continuity between driver seat control unit harness connector and ground.

Test item

Description

SEAT LIFTER FR

OFF

Seat lifting (front)

Stop

UP

Upward

DWN

Downward

(+)

(-)

Condition

Voltage (V)

Lifting motor (front)

Connector

Terminals

B555

36

Ground

SEAT LIFTER FR

OFF

0 – 1

Downward

9 – 16

40

OFF

0 – 1

Upward

9 – 16

Driver seat control unit

Lifting motor (front)

Continuity

Connector

Terminal

Connector

Terminal

B551

36

B555

36

Existed

40

40

Driver seat control unit

Ground

Continuity 

Connector

Terminal

B551

36

Not existed

40

ADP-92

< DTC/CIRCUIT DIAGNOSIS >

LIFTING MOTOR (FRONT)

Is the inspection result normal?

YES

>> Replace driver seat control unit. Refer to 

ADP-111, "Removal and Installation"

.

NO

>> Repair or replace harness or connector.