Nissan Quest E52. Manual - part 394

DLK-290

< DTC/CIRCUIT DIAGNOSIS >

OPEN SWITCH

>> INSPECTION END

Component Inspection

INFOID:0000000009649215

1.

CHECK OPEN SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect back door lock assembly connector.

3.

Check continuity between back door lock assembly terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace back door lock assembly.

Back door lock assembly

Condition

Continuity

Terminal

4

8

Back door

Open

Existed

Fully closed/Half latch

Not existed

CLOSE SWITCH

DLK-291

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

CLOSE SWITCH

Diagnosis Procedure

INFOID:0000000009649216

1.

CHECK CLOSE SWITCH 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

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK CLOSE SWITCH CIRCUIT

1.

Disconnect back door control unit connector.

2.

Check continuity between back door control unit harness connector and back door lock assembly harness
connector.

3.

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

Is the inspection result normal?

YES

>> Replace back door control unit. Refer to 

DLK-494, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK CLOSE SWITCH GROUND CIRCUIT

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

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK CLOSE SWITCH

Refer to 

DLK-292, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace back door lock assembly.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-42, "Intermittent Incident"

.

(+)

(–)

Voltage

Back door lock assembly

Connector

Terminal

D190

5

Ground

8 - 16

Back door control unit

 Back door lock assembly

Continuity 

 Connector

Terminal

Connector

Terminal

D181

1

D190

5

Existed

Back door control unit

Ground

Continuity 

 Connector

Terminal

D181

1

Not existed

Back door lock assembly 

Ground

Continuity 

Connector

Terminal

D190

8

Existed

DLK-292

< DTC/CIRCUIT DIAGNOSIS >

CLOSE SWITCH

>> INSPECTION END

Component Inspection

INFOID:0000000009649217

1.

CHECK CLOSE SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect back door lock assembly connector.

3.

Check continuity between back door lock assembly terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace back door lock assembly.

Back door lock assembly

Condition

Continuity

Terminal

5

8

Back door

Fully closed

Existed

Open/Half latch

Not existed

HALF LATCH SWITCH

DLK-293

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

HALF LATCH SWITCH

WITH AUTOMATIC BACK DOOR

WITH AUTOMATIC BACK DOOR : Component Function Check

INFOID:0000000009649218

1.

CHECK FUNCTION

1.

Select “AUTO BACK DOOR” using CONSULT.

2.

Select “HALF LATCH SW” in “DATA MONITOR” mode.

3.

Check that the function operates normally according to the following conditions.

Is the inspection result normal?

YES

>> Half latch switch is OK.

NO

>> Refer to 

DLK-293, "WITH AUTOMATIC BACK DOOR : Diagnosis Procedure"

.

WITH AUTOMATIC BACK DOOR : Diagnosis Procedure

INFOID:0000000009649219

1.

CHECK HALF LATCH 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

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK HALF LATCH SWITCH 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-495, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK HALF LATCH SWITCH GROUND CIRCUIT

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

Monitor item

Condition

Status

HALF LATCH SW

Back door

Fully closed/Half latch

OFF

Open

ON

(+)

(–)

Voltage

Back door lock assembly

Connector

Terminal

D190

6

Ground

9 - 16 V

Automatic back door control module

Back door lock assembly

Continuity 

 Connector

Terminal

 Connector

Terminal

B8

22

D190

6

Existed

Automatic back door control module

Ground

Continuity 

 Connector

Terminal

B8

22

Not existed