Nissan Cube. Manual - part 203

DLK-78

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

BACK DOOR REQUEST SWITCH

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK BACK DOOR REQUEST SWITCH

Refer to 

DLK-78, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace back door request switch. Refer to 

DLK-221, "OUTSIDE HANDLE : Removal and Instal-

lation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

Component Inspection

INFOID:0000000009950520

1.

CHECK BACK DOOR REQUEST SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect back door request switch connector.

3.

Check continuity between back door request switch terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace back door request switch. Refer to 

DLK-221, "OUTSIDE HANDLE : Removal and Instal-

lation"

.

Back door request switch

Ground

Continuity 

Connector

Terminal

D107

2

Existed

 Back door request switch

Condition

Continuity 

Terminal

1

2

Back door request switch

Pressed

Existed

Released

Not existed

DOOR REQUEST SWITCH

DLK-79

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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DOOR REQUEST SWITCH

Description

INFOID:0000000009950521

Transmits lock/unlock operation to BCM.

Component Function Check

INFOID:0000000009950522

1.

CHECK FUNCTION

Check (“REQ SW -DR” or “REQ SW -AS”) in “Data Monitor” mode using CONSULT.

Is the inspection result normal?

YES

>> Front door request switch is OK.

NO

>> Refer to 

DLK-79, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009950523

1.

CHECK DOOR REQUEST SWITCH INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect malfunctioning front door request switch connector.

3.

Check voltage between malfunctioning front door request switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK DOOR REQUEST SWITCH CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between malfunctioning front door request switch harness connector and BCM harness
connector.

3.

Check continuity between malfunctioning front door request switch harness connector and ground.

Is the inspection result normal?

Monitor item

Condition

Status

REQ SW -DR

Driver side door request switch

Pressed

ON

Released

OFF

REQ SW -AS

Passenger side door request switch

Pressed

ON

Released

OFF

(+)

(–)

Voltage (V)

(Approx.)

Front door request switch

Connector

Terminal

Driver side

D11

2

Ground

Battery voltage

Passenger side

D31

Front door request switch

BCM

Continuity 

Connector

Terminal

Connector

Terminal

Driver side

D11

2

M71

75

Existed

Passenger side

D31

100

Front door request switch

Ground

Continuity 

Connector

Terminal

Driver side

D11

2

Not existed

Passenger side

D31

DLK-80

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

DOOR REQUEST SWITCH

YES

>> Replace BCM. Refer to 

BCS-88, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK DOOR REQUEST SWITCH GROUND CIRCUIT

Check continuity between malfunctioning front door request switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK DOOR REQUEST SWITCH

Refer to 

DLK-80, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace malfunctioning front door request switch. Refer to 

DLK-214, "OUTSIDE HANDLE :

Removal and Installation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END 

Component Inspection

INFOID:0000000009950524

1.

CHECK DOOR REQUEST SWITCH

1.

Turn ignition switch OFF.

2.

Disconnect malfunctioning front door request switch connector.

3.

Check continuity between malfunctioning front door request switch terminals.

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace malfunctioning front door request switch. Refer to 

DLK-214, "OUTSIDE HANDLE :

Removal and Installation"

.

Front door request switch

Ground

Continuity 

Connector

Terminal

Driver side

D11

1

Existed

Passenger side

D31

Front door request switch

Condition

Continuity

Terminal

1

2

Door request switch

Pressed

Existed

Released

Not existed

UNLOCK SENSOR

DLK-81

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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UNLOCK SENSOR

Description

INFOID:0000000009950525

Detects door lock condition of driver side door.

Component Function Check

INFOID:0000000009950526

1.

CHECK FUNCTION

Check (“UNLK SEN -DR”) in BCM “Data Monitor” mode using CONSULT.

Is the inspection result normal?

YES

>> Unlock sensor is OK.

NO

>> Refer to 

DLK-81, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009950527

1.

CHECK UNLOCK SENSOR INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect front door lock assembly (driver side) connector.

3.

Check signal between front door lock assembly (driver side) harness connector and ground with oscillo-
scope.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK UNLOCK SENSOR CIRCUIT

1.

Disconnect BCM connector.

2.

Check continuity between BCM harness connector and front door lock assembly (driver side) harness
connector.

3.

Check continuity between BCM harness connector and ground.

Monitor item

Condition

Status

UNLK SEN -DR

Driver side door

Lock

OFF

Unlock

ON

(+)

(–)

Signal

(Reference value)

Front door lock assembly (driver side)

Connector

Terminal

D9

3

Ground

PKIB4960J

BCM

Front door lock assembly (driver side)

Continuity 

Connector

Terminal

Connector

Terminal

M68

31

D9

3

Existed

BCM

Ground

Continuity 

Connector

Terminal

M68

31

Not existed