Nissan Pathfinder. Manual - part 364

DLK-222

< DTC/CIRCUIT DIAGNOSIS >

BACK DOOR CLOSURE MOTOR

BACK DOOR CLOSURE MOTOR

Diagnosis Procedure

INFOID:0000000009175784

Regarding Wiring Diagram information, refer to 

DLK-94, "Wiring Diagram"

.

1.

CHECK BACK DOOR CLOSURE MOTOR INPUT SIGNAL

1. Turn ignition switch OFF.

2. Disconnect back door lock assembly connector.

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

Is the inspection result normal?

YES

>> Replace back door lock assembly. Refer to 

DLK-308, "DOOR LOCK : Removal and Installation"

.

NO

>> GO TO 2.

2.

CHECK BACK DOOR CLOSURE MOTOR CIRCUIT

1. Disconnect automatic back door control module connector.

2. Check continuity between automatic back door control module harness connector and back door lock

assembly harness connector. 

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

Is the inspection result normal?

YES

>> Replace automatic back door control module. Refer to 

DLK-321, "Removal and Installation"

.

NO

>> Repair or replace harness.

(+)

(–)

Condition

Voltage

(Approx.) 

Back door lock assembly

 Connector

Terminal

D557

1

Ground

Back door opener 
switch

Pressed

16 – 7.8 V

2

Released

0  V

Automatic back door control module

Back door lock assembly

Continuity 

 Connector

Terminal

 Connector

Terminal

B56

31

D557

1

Yes

38

2

Automatic back door control module

Ground

Continuity 

 Connector

Terminal

B56

31

No

38

AUTOMATIC BACK DOOR WARNING BUZZER

DLK-223

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

AUTOMATIC BACK DOOR WARNING BUZZER

Diagnosis Procedure

INFOID:0000000009175785

Regarding Wiring Diagram information, refer to 

DLK-94, "Wiring Diagram"

.

1.

CHECK  BACK DOOR WARNING CHIME POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect  back door warning chime connector.

3. Check voltage between back door warning chime harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK BACK DOOR WARNING CHIME OUTPUT SIGNAL CIRCUIT

1. Disconnect automatic back door control module connector.

2. Check continuity between automatic back door control module harness connector and back door warning

chime harness connector.

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

Is the inspection result normal?

YES

>> Replace automatic back door control module. Refer to 

DLK-321, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK  BACK DOOR WARNING CHIME GROUND CIRCUIT

Check continuity between  back door warning chime harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK  BACK DOOR WARNING CHIME 

Refer to 

DLK-224, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace  back door warning chime. Refer to 

DLK-318, "Removal and Installation"

.

(+)

(–)

Voltage

(Approx.) 

 Back door warning chime

 Connector

Terminal

B402

1

Ground

Battery voltage

Automatic back door control module

 Back door warning chime

Continuity 

Connector

Terminal

Connector

Terminal

B56

37

B402

1

Yes

Automatic back door control module

Ground

Continuity 

Connector

Terminal

B56

37

No

Back door warning chime

Ground

Continuity 

Connector

Terminal

B402

2

Yes

DLK-224

< DTC/CIRCUIT DIAGNOSIS >

AUTOMATIC BACK DOOR WARNING BUZZER

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-49, "Intermittent Incident"

.

>> Inspection End.

Component Inspection

INFOID:0000000009175786

1.

CHECK  BACK DOOR WARNING CHIME

1. Turn ignition switch OFF.

2. Disconnect  back door warning chime connector.

3. Check battery power supply directly to  back door warning chime terminals and check the operation.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace  back door warning chime. Refer to 

DLK-318, "Removal and Installation"

.

 back door warning chime

Operation

Terminal

(+)

(-)

1

2

Chime sounds

GROUND CIRCUIT

DLK-225

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

GROUND CIRCUIT

Diagnosis Procedure

INFOID:0000000009175787

Regarding Wiring Diagram information, refer to 

DLK-94, "Wiring Diagram"

.

1.

CHECK GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect automatic back door control module connector.

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

Is the inspection result normal?

YES

>> Replace automatic back door control module. Refer to 

DLK-321, "Removal and Installation"

.

NO

>> Repair or replace harness.

Automatic back door control module

Ground

Continuity

Connector

Terminal

B56

32

Yes

28