Nissan Sentra. Manual - part 245

DLK-96

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

DOOR LOCK ACTUATOR

Is the inspection result normal?

YES

>> Replace rear door lock actuator RH.

NO

>> GO TO 2.

2.

CHECK DOOR LOCK ACTUATOR CIRCUIT

1. Disconnect BCM connector and all door lock actuator connectors.

2. Check continuity between BCM harness connector and rear door lock actuator RH harness connector. 

3. Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK BCM OUTPUT SIGNAL

1. Connect BCM connector.

2. Check voltage between rear door lock actuator RH harness connector and ground.

Is the inspection result normal?

YES

>> Check for internal short of each door lock actuator.

NO

>> Replace BCM. Refer to 

BCS-73, "Removal and Installation"

.

(+)

(–)

Condition

Voltage

(Approx.)

Rear door lock actuator RH

Connector

Terminal

D302

5

Ground

Door lock and unlock switch

Lock

12 V

6

Unlock

BCM

Rear door lock actuator RH

Continuity 

Connector

Terminal

Connector

Terminal

M85

95

D302

5

Yes

B24

105

6

BCM

Ground

Continuity 

Connector

Terminal

M85

95

No

B24

105

(+)

(–)

Condition

Voltage

(Approx.)

BCM

Connector

Terminal

M85

95

Ground

Door lock and unlock switch

Lock

12 V

B24

105

Unlock

DOOR LOCK AND UNLOCK SWITCH

DLK-97

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

DOOR LOCK AND UNLOCK SWITCH

Component Function Check

INFOID:0000000009756396

1.

CHECK FUNCTION

1. Select DOOR LOCK of BCM using CONSULT.

2. Select CDL LOCK SW, CDL UNLOCK SW in DATA MONITOR mode.

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

Is the inspection result normal?

YES

>> Main power window and door lock/unlock switch is OK.

NO

>> Refer to 

DLK-97, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009756397

Regarding Wiring Diagram information, refer to 

DLK-41, "Wiring Diagram"

.

1.

CHECK DOOR LOCK AND UNLOCK SWITCH INPUT SIGNAL

1. Turn ignition 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.

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

Main power window and door 
lock/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 

D5

15

Ground

1.0 - 1.5 V

3

JPMIA0012GB

DLK-98

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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-73, "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-98, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 5.

NO

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

PWC-70, "Removal and Instal-

lation"

.

5.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-39, "Intermittent Incident"

.

>> Inspection End.

Component Inspection

INFOID:0000000009756398

1.

CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH

1. Turn ignition 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

M84

12

D5

3

Yes

13

15

BCM

Ground

Continuity

Connector

Terminal

M84

12

No

13

Main power window and door lock/unlock switch

Ground

Continuity 

Connector

Terminal

D5

1

Yes

Main power window and door lock/unlock switch

Condition

Continuity

Terminal

15

1

Main power window 
and door lock/ unlock 
switch

LOCK

No

UNLOCK

Yes

3

LOCK

Yes

UNLOCK

No

DOOR LOCK AND UNLOCK SWITCH

DLK-99

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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-70, "Removal and Instal-

lation"

.