Nissan Cube. Manual - part 201

 

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Nissan Cube. Manual - part 201

 

 

DLK-70

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

BACK DOOR LOCK ACTUATOR RELAY

BACK DOOR LOCK ACTUATOR RELAY

Description

INFOID:0000000009950506

Controls back door lock actuator lock/unlock operation.

Component Function Check

INFOID:0000000009950507

1.

CHECK FUNCTION

1.

Use CONSULT to perform Active Test (“DOOR LOCK”).

2.

Touch “ALL LOCK” or “ALL UNLK” to check that it works normally.

Is the inspection result normal?

YES

>> Back door lock actuator relay is OK.

NO

>> Refer to 

DLK-68, "BACK DOOR : Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009950508

1.

CHECK FUSE

1.

Turn ignition switch OFF.

2.

Check 10 A fuse, [No. 10, located in fuse block (J/B)].

Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace the blown fuse after repairing the affected circuit if a fuse is blown.

2.

CHECK BACK DOOR LOCK ACTUATOR RELAY POWER CIRCUIT

1.

Remove back door lock actuator relay.

2.

Check voltage between back door lock actuator relay harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK BACK DOOR LOCK ACTUATOR RELAY CIRCUIT 1

1.

Install the back door lock relay.

2.

Check voltage between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 6.

NO-1 (when voltage is fixed at 12V)>>Replace BCM. Refer to 

BCS-88, "Removal and Installation"

.

NO-2 (when voltage is fixed at 0V)>>GO TO 4.

4.

CHECK BACK DOOR LOCK ACTUATOR RELAY CIRCUIT 1

1.

Disconnect BCM connector.

2.

Check voltage between BCM harness connector and ground.

(+)

(–)

Voltage (V)

(Approx.)

Back door lock actuator relay

 Connector

Terminal 

M90

2

Ground

Battery voltage

5

(+)

(–)

 Condition

Voltage (V)

(Approx.)

BCM

 Connector

Terminal 

M69

50

Ground

Door lock and un-
lock switch

LOCK

Battery voltage

UNLOCK 0

BACK DOOR LOCK ACTUATOR RELAY

DLK-71

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-88, "Removal and Installation"

.

NO

>> GO TO 5.

5.

CHECK BACK DOOR LOCK ACTUATOR RELAY CIRCUIT 2

1.

Remove back door lock actuator relay.

2.

Check continuity between BCM harness connector and back door lock actuator relay harness connector.

3.

Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> Replace back door lock actuator relay.

NO

>> Repair or replace harness.

6.

CHECK BACK DOOR LOCK ACTUATOR RELAY GROUND CIRCUIT 

Check continuity between back door lock actuator relay harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Repair or replace harness. 

7.

CHECK BACK DOOR LOCK ACTUATOR RELAY

Check back door lock actuator relay.Refer to 

DLK-71, "Component Inspection"

Is the inspection result normal?

YES

>> GO TO 8.

NO

>> Replace back door lock actuator relay.

8.

CHECK INTERMITTENT INCIDENT

Check intermittent incident.
Refer to 

GI-40, "Intermittent Incident"

>> INSPECTION END

Component Inspection

INFOID:0000000009950509

1.

CHECK BACK DOOR LOCK ACTUATOR RELAY

1.

Turn ignition switch OFF.

2.

Remove back door lock actuator relay.

3.

Check continuity between back door lock actuator relay terminals.

(+)

(–)

Voltage (V)

(Approx.)

BCM

 Connector

Terminal 

M69

50

Ground

Battery voltage

Back door lock actuator relay

BCM

Continuity 

Connector

Terminal

Connector

Terminal

M90

1

M69

50

Existed

Back door lock actuator relay

Ground

Continuity

Connector

Terminal

M90

1

Not existed

Back door lock actuator relay

Ground

Continuity

Connector

Terminal

M90

4

Existed

DLK-72

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

BACK DOOR LOCK ACTUATOR RELAY

Is the inspection result normal?

YES

>> INSPECTION END

NO

>> Replace back door lock actuator relay.

Back door lock actua-

tor relay

Condition

Continuity

Terminal

3

4

12 V direct current supply between termi-
nals 1 and 2

Not existed

No current supply

Existed

5

12 V direct current supply between termi-
nals 1 and 2

Existed

No current supply

Not existed

JMKIA4380ZZ

DOOR KEY CYLINDER SWITCH

DLK-73

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

DOOR KEY CYLINDER SWITCH

Description

INFOID:0000000009950510

Transmits lock/unlock operation to BCM.

Component Function Check

INFOID:0000000009950511

1.

CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL

Check (“KEY CYL LK-SW”, “KEY CYL UN-SW”) in “Data Monitor” mode using CONSULT.

Is the inspection result normal?

YES

>> Door key cylinder switch is OK.

NO

>> Refer to 

DLK-73, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009950512

1.

CHECK DOOR KEY CYLINDER SWITCH INPUT SIGNAL

1.

Turn ignition switch OFF.

2.

Disconnect front door lock assembly (driver side) connector.

3.

Check voltage between front door lock assembly (driver side) harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK DOOR KEY CYLINDER SWITCH SIGNAL CIRCUIT

1.

Disconnect BCM connector.

2.

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

Monitor item

Condition

Status

KEY CYL LK-SW

Driver side door key cylinder

Lock

ON

Neutral / Unlock

OFF

KEY CYL UN-SW

Unlock

ON

Neutral / Lock

OFF

(+)

(–)

Voltage (V)

(Approx.)

Front door lock assembly (driver side)

Connector

Terminal 

D9

5

Ground

8.0 - 8.5 V

6

Battery voltage

JPMIA0587GB

BCM

Front door lock assembly (driver side)

Continuity

Connector

Terminal

Connector

Terminal

M68

7

D9

5

Existed

8

6

 

 

 

 

 

 

 

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