Nissan X-Trail 32. Instruction - part 533

AUTOMATIC DOOR MAIN SWITCH

DLK-473

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 2]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK AUTOMATIC BACK DOOR MAIN SWITCH

Refer to 

DLK-473, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace automatic back door main switch.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-44, "Intermittent Incident"

.

>> INSPECTION END

Component Inspection

INFOID:0000000010717521

1.

CHECK AUTOMATIC BACK DOOR MAIN SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect automatic back door main switch connector.

3.

Check continuity between automatic back door main switch terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace automatic back door main switch.

Automatic back door main switch

Ground

Continuity 

 Connector

Terminal

M54

3

Existed

Automatic back door main switch

 Condition

Continuity 

Terminal

1

3

Automatic back door 
main switch

ON

Existed

OFF

Not existed

DLK-474

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 2]

AUTOMATIC BACK DOOR WARNING BUZZER

AUTOMATIC BACK DOOR WARNING BUZZER

Diagnosis Procedure

INFOID:0000000010717522

1.

CHECK AUTOMATIC BACK DOOR WARNING BUZZER POWER SUPPLY CIRCUIT

1.

Turn ignition switch OFF.

2.

Disconnect automatic back door warning buzzer connector.

3.

Check voltage between automatic back door warning buzzer harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK AUTOMATIC BACK DOOR WARNING BUZZER OUTPUT SIGNAL CIRCUIT

1.

Disconnect automatic back door control unit connector.

2.

Check continuity between automatic back door control unit harness connector and automatic back door
warning buzzer harness connector.

3.

Check continuity between automatic back door control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace automatic back door control unit. Refer to 

DLK-633, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK GROUND CIRCUIT

Check continuity between automatic back door warning buzzer harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-44, "Intermittent Incident"

Is the inspection result normal?

YES

>> Replace automatic back door control unit. Refer to 

DLK-633, "Removal and Installation"

.

NO

>> Repair or replace the malfunctioning parts.

Component Inspection

INFOID:0000000010717523

1.

CHECK AUTOMATIC BACK DOOR WARNING BUZZER

(+)

(–)

Voltage

(Approx.)

Automatic back door warning buzzer

 Connector

Terminal

B28

1

Ground

12 V

Automatic back door control unit

 Automatic back door warning buzzer

Continuity 

Connector

Terminal

Connector

Terminal

B25

37

B28

1

Existed

Automatic back door control unit

Ground

Continuity 

Connector

Terminal

B25

37

Not existed

Automatic back door warning buzzer

Ground

Continuity 

Connector

Terminal

B28

2

Existed

AUTOMATIC BACK DOOR WARNING BUZZER

DLK-475

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 2]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

1.

Turn ignition switch OFF.

2.

Disconnect automatic back door warning buzzer connector.

3.

Check battery power supply directly to automatic back door warning buzzer terminals and check the oper-
ation.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace automatic back door warning buzzer.

Automatic back door warning buzzer

Operation

Terminal

(+)

(-)

1

2

Buzzer sounds

DLK-476

< DTC/CIRCUIT DIAGNOSIS >

[TYPE 2]

BACK DOOR CLOSURE MOTOR

BACK DOOR CLOSURE MOTOR

Diagnosis Procedure

INFOID:0000000010717524

1.

CHECK BACK DOOR CLOSURE MOTOR INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect back door lock assembly connector.

3.

Turn ignition switch ON.

4.

Check voltage between back door lock assembly harness connector and ground. 

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK BACK DOOR CLOSURE MOTOR CIRCUIT

1.

Disconnect automatic back door control unit connector.

2.

Check continuity between automatic back door control unit harness connector and back door lock assem-
bly harness connector. 

3.

Check continuity between automatic back door control unit harness connector and ground.

Is the inspection result normal?

YES

>> Replace automatic back door control unit. Refer to 

DLK-633, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-44, "Intermittent Incident"

.

>> INCPECTION END

(+)

(–)

Condition

Voltage

(Approx.)

Back door lock assembly

 Connector

Terminal

D172

1

Ground

Back door closure 
motor

Closure operation

13 V

Other than above

0 V

2

Closure operation

13 V

Other than above

0 V

Automatic back door control unit

Back door lock assembly

Continuity 

 Connector

Terminal

 Connector

Terminal

B25

31

D172

1

Existed

38

2

Automatic back door control unit

Ground

Continuity 

 Connector

Terminal

B25

31

Not existed

38