Nissan Leaf. Manual - part 400

 

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Nissan Leaf. Manual - part 400

 

 

DOOR LOCK AND UNLOCK SWITCH

DLK-95

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

DOOR LOCK AND UNLOCK SWITCH

DRIVER SIDE
DRIVER SIDE : Component Function Check

INFOID:0000000010119774

1.

CHECK FUNCTION

1. Select “DOOR LOCK” of “BCM” using CONSULT.

2. Select “CDL LOCK SW”, “CDL UNLOCK SW” in “Data Monitor”.

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

Is the inspection result normal?

YES

>> Door lock and unlock switch is OK.

NO

>> Refer to 

DLK-95, "DRIVER SIDE : Diagnosis Procedure"

.

DRIVER SIDE : Diagnosis Procedure

INFOID:0000000010119775

Regarding Wiring Diagram information, refer to 

DLK-44, "Wiring Diagram"

.

1.

CHECK DOOR LOCK AND UNLOCK SWITCH INPUT SIGNAL

1. Turn power switch OFF.

2. Disconnect main power window and door lock/unlock switch connector.

3. Check signal between main power window and door lock/unlock switch harness connector and ground

using oscilloscope.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK DOOR LOCK AND UNLOCK SWITCH CIRCUIT

1. Disconnect BCM connector and power window and door lock/unlock switch RH connector.

2. Check continuity between BCM harness connector and main power window and door lock/unlock switch

harness connector.

Monitor item

Condition

Status

CDL LOCK SW 

Door lock and unlock switch

Lock

ON

Unlock

OFF

CDL UNLOCK SW 

Lock

OFF

Unlock

ON

(+)

(–)

Signal

(Reference value)

Main power window and door lock/unlock switch

Connector

Terminal 

D35

3

Ground

1.0 - 1.5 V

15

JPMIA0012GB

DLK-96

< DTC/CIRCUIT DIAGNOSIS >

DOOR LOCK AND UNLOCK SWITCH

3. Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-72, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK DOOR LOCK AND UNLOCK SWITCH GROUND 

Check continuity between main power window and door lock/unlock switch harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK DOOR LOCK AND UNLOCK SWITCH

Refer to 

DLK-96, "DRIVER SIDE : Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace main power window and door lock/unlock switch. Refer to 

PWC-61, "Removal and Instal-

lation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-53, "Intermittent Incident"

.

>> Inspection End.

DRIVER SIDE : Component Inspection

INFOID:0000000010119776

1.

CHECK DOOR LOCK AND UNLOCK SWITCH

1. Turn power switch OFF.

2. Disconnect main power window and door lock/unlock switch connector.

3. Check continuity between main power window and door lock/unlock switch terminals.

Is the inspection result normal?

YES

>> Inspection End.

BCM

Main power window and door lock/unlock switch

Continuity 

Connector

Terminal

Connector

Terminal

M24

12

D35

3

Yes

13

15

BCM

Ground

Continuity

Connector

Terminal

M24

12

No

13

Main power window and door lock/unlock switch

Ground

Continuity 

Connector

Terminal

D35

1

Yes

Main power window and door lock/unlock switch

Condition

Continuity

Terminal

3

1

Door lock and unlock 
switch

LOCK

Yes

UNLOCK

No

15

LOCK

No

UNLOCK

Yes

DOOR LOCK AND UNLOCK SWITCH

DLK-97

< DTC/CIRCUIT DIAGNOSIS >

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

NO

>> Replace main power window and door lock/unlock switch. Refer to 

PWC-61, "Removal and Instal-

lation"

.

PASSENGER SIDE
PASSENGER SIDE : Component Function Check

INFOID:0000000010119777

1.

CHECK FUNCTION

1. Select “DOOR LOCK” of “BCM” using CONSULT.

2. Select “CDL LOCK SW”, “CDL UNLOCK SW” in “Data Monitor”.

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

Is the inspection result normal?

YES

>> Door lock and unlock switch is OK.

NO

>> Refer to 

DLK-97, "PASSENGER SIDE : Diagnosis Procedure"

.

PASSENGER SIDE : Diagnosis Procedure

INFOID:0000000010119778

Regarding Wiring Diagram information, refer to 

DLK-44, "Wiring Diagram"

.

1.

CHECK DOOR LOCK AND UNLOCK SWITCH INPUT SIGNAL

1. Turn power switch OFF.

2. Disconnect power window and door lock/unlock switch RH connector.

3. Check signal between power window and door lock/unlock switch RH harness connector and ground

using oscilloscope.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

CHECK DOOR LOCK AND UNLOCK SWITCH CIRCUIT

1. Disconnect BCM connector and main power window and door lock/unlock switch connector.

2. Check continuity between BCM harness connector and power window and door lock/unlock switch RH

harness connector.

Monitor item

Condition

Status

CDL LOCK SW 

Door lock and unlock switch

Lock

ON

Unlock

OFF

CDL UNLOCK SW 

Lock

OFF

Unlock

ON

(+)

(–)

Signal

(Reference value)

Power window and door lock/unlock switch RH

Connector

Terminal 

D104

1

Ground

1.0 - 1.5 V

2

JPMIA0012GB

DLK-98

< DTC/CIRCUIT DIAGNOSIS >

DOOR LOCK AND UNLOCK SWITCH

3. Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-72, "Removal and Installation"

.

NO

>> Repair or replace harness.

3.

CHECK DOOR LOCK AND UNLOCK SWITCH GROUND 

Check continuity between power window and door lock/unlock switch RH harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK DOOR LOCK AND UNLOCK SWITCH

Refer to 

DLK-98, "PASSENGER SIDE : Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

>> Replace power window and door lock/unlock switch RH. Refer to 

PWC-61, "Removal and Installa-

tion"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-53, "Intermittent Incident"

.

>> Inspection End.

PASSENGER SIDE : Component Inspection

INFOID:0000000010119779

1.

CHECK DOOR LOCK AND UNLOCK SWITCH

1. Turn power switch OFF.

2. Disconnect power window and door lock/unlock switch RH connector.

3. Check continuity between power window and door lock/unlock switch RH terminals.

Is the inspection result normal?

YES

>> Inspection End.

BCM

Power window and door lock/unlock switch RH

Continuity 

Connector

Terminal

Connector

Terminal

M24

12

D104

1

Yes

13

2

BCM

Ground

Continuity

Connector

Terminal

M24

12

No

13

Power window and door lock/unlock switch RH

Ground

Continuity 

Connector

Terminal

D104

3

Yes

Power window and door lock/unlock switch RH

Condition

Continuity

Terminal

1

3

Door lock and unlock 
switch

LOCK

Yes

UNLOCK

No

2

LOCK

No

UNLOCK

Yes

 

 

 

 

 

 

 

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