Nissan Murano Z51. Manual - part 28

ADP-104

< DTC/CIRCUIT DIAGNOSIS >

LIFTING MOTOR (FRONT)

4.

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

Is the inspection result normal?

YES

>> Replace driver seat control unit. Refer to 

ADP-209, "Removal and Installation"

.

NO

>> Repair or replace harness or connector.

Driver seat control unit

Lifting motor (front)

Continuity

Connector

Terminal

Connector

Terminal

B451

9

B455

56

Existed

10

57

Driver seat control unit

Ground

Continuity 

Connector

Terminal

B451

9

Not existed

10

LIFTING MOTOR (REAR)

ADP-105

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

ADP

N

O

P

LIFTING MOTOR (REAR)

Description

INFOID:0000000005515399

• The lifting motor (rear) is installed to the seat cushion frame.
• The lifting motor (rear) is activated with the driver seat control unit.
• The seat lifter (rear) is moved upward/downward by changing the rotation direction of lifting motor (rear). 

Component Function Check

INFOID:0000000005515400

1.

CHECK FUNCTION

1.

Select “SEAT LIFTER RR” in “Active test” mode with CONSULT-III.

2.

Check the lifting motor (rear) operation.

Is the operation of relevant parts normal?

YES

>> INSPECTION END

NO

>> Perform diagnosis procedure. Refer to 

ADP-105, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000005515401

1.

CHECK LIFTING MOTOR (REAR) POWER SUPPLY

1.

Turn ignition switch OFF.

2.

Disconnect lifting motor (rear) connector.

3.

Turn the ignition switch ON.

4.

Perform “Active test” (“SEAT LIFTER RR”) with CONSULT-III

5.

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

Is the inspection result normal?

YES

>> Replace lifting motor (rear). (Built in seat cushion frame.)

NO

>> GO TO 2.

2.

CHECK LIFTING MOTOR (REAR) 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 (rear) harness con-
nector.

Test item

Description

SEAT LIFTER RR

OFF

Seat lifting (rear)

Stop

UP

Upward

DWN

Downward

(+)

(–)

Condition

Voltage (V)

(Approx.)

Lifting motor (rear)

Connector

Terminals

B456

55

Ground

SEAT LIFTER RR

OFF

0

UP

Battery voltage

DWN (DOWN)

0

54

OFF

0

UP

0

DWN (DOWN)

Battery voltage

ADP-106

< DTC/CIRCUIT DIAGNOSIS >

LIFTING MOTOR (REAR)

4.

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

Is the inspection result normal?

YES

>> Replace driver seat control unit. Refer to 

ADP-209, "Removal and Installation"

.

NO

>> Repair or replace harness or connector.

Driver seat control unit

Lifting motor (rear)

Continuity

Connector

Terminal

Connector

Terminal

B451

8

B456

55

Existed

7

54

Driver seat control unit

Ground

Continuity 

Connector

Terminal

B451

8

Not existed

7

TILT MOTOR

ADP-107

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

K

L

M

A

B

ADP

N

O

P

TILT MOTOR

Description

INFOID:0000000005515402

• The tilt motor is installed to the steering column assembly. 
• The tilt motor is activated with the automatic drive positioner control unit.
• The steering column is tilted upward/downward by changing the rotation direction of tilt motor.

Component Function Check

INFOID:0000000005515403

1.

CHECK FUNCTION

1.

Select “TILT MOTOR” in “Active test” mode with CONSULT-III.

2.

Check the tilt motor operation.

Is the operation of relevant parts normal? 

YES

>> INSPECTION END

NO

>> Perform diagnosis procedure. Refer to 

ADP-107, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000005515404

1.

CHECK TILT MOTOR POWER SUPPLY

1.

Turn ignition switch OFF.

2.

Disconnect tilt motor connector.

3.

Turn the ignition switch ON.

4.

Perform “Active test” (“TILT MOTOR”) with CONSULT-III.

5.

Check voltage between tilt motor harness connector and ground.

Is the inspection result normal?

YES

>> Replace tilt motor. (Built in steering column assembly.)

NO

>> GO TO 2.

2.

CHECK TILT MOTOR CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect automatic drive positioner control unit.

3.

Check continuity between automatic drive positioner control unit harness connector and tilt motor harness
connector.

Test item

Description

TILT MOTOR

OFF

Steering tilt

Stop

UP

Upward

DWN

Downward

(+)

(–)

Condition

Voltage (V)

(Approx.)

Tilt motor

Connector

Terminals

M116

1

Ground

TILT MOTOR

OFF

0

UP

0

DWN (down)

Battery voltage

2

OFF

0

UP

Battery voltage

DWN (down)

0