Nissan Versa Sedan. Manual - part 229

DLK-234

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

POWER SUPPLY AND GROUND CIRCUIT

POWER SUPPLY AND GROUND CIRCUIT

Diagnosis Procedure

INFOID:0000000009268925

Regarding Wiring Diagram information, refer to 

BCS-107, "Wiring Diagram"

.

1.

CHECK FUSES AND FUSIBLE LINK

Check that the following fuses and fusible link are not blown.

Is the fuse blown?

YES

>> Replace the blown fuse or fusible link after repairing the affected circuit.

NO

>> GO TO 2.

2.

CHECK POWER SUPPLY CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect BCM connectors.

3. Check voltage between BCM connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair harness or connector.

3.

CHECK GROUND CIRCUIT

Check continuity between BCM connector and ground.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Repair harness or connector.

Terminal No.

Signal name

Fuses and fusible link No.

57

Battery power supply

12 (10A)

70

G (40A)

11

Ignition switch ACC or ON

18 (10A)

38

Ignition switch ON or START

2 (10A)

BCM

Ground

Ignition switch position

Connector

Terminal

OFF

ACC

ON

M20

57

Battery voltage

Battery voltage

Battery voltage

70

M18

11

—

0 V

Battery voltage

Battery voltage

38

0 V

0 V

Battery voltage

BCM

Ground

Continuity

Connector

Terminal

M20

67

—

Yes

DOOR SWITCH

DLK-235

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

DOOR SWITCH

Description

INFOID:0000000009268926

Detects door open/close condition.

Component Function Check

INFOID:0000000009268927

1.

CHECK FUNCTION

 With CONSULT

Check door switches DOOR SW-DR, DOOR SW-AS, DOOR SW-RL, DOOR SW-RR in Data Monitor mode

with CONSULT.

Is the inspection result normal?

YES

>> Door switch is OK.

NO

>> Refer to 

DLK-235, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000009268928

Regarding Wiring Diagram information, refer to 

DLK-209, "Wiring Diagram"

.

1.

CHECK DOOR SWITCH INPUT SIGNAL

1. Turn ignition switch OFF.

2. Check signal between BCM connector and ground with oscilloscope.

Monitor item

Condition

DOOR SW-DR

CLOSE 

→ OPEN: OFF → ON

DOOR SW-AS

DOOR SW-RL

DOOR SW-RR

DLK-236

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

DOOR SWITCH

Is the inspection result normal?

YES

>> GO TO 4

NO

>> GO TO 2

2.

CHECK DOOR SWITCH CIRCUIT 

1. Disconnect BCM connector.

2. Check continuity between BCM connector and door switch connector.

Terminals

Door condition

Voltage (V)

(Approx.)

(+)

(–)

BCM

connector

Terminal

M18

12

Ground

Front RH

OPEN

0

CLOSE

13

Rear RH

OPEN

0

CLOSE

M19

47

Front LH

OPEN

0

CLOSE

48

Rear LH

OPEN

0

CLOSE

JPMIA0011GB

JPMIA0011GB

JPMIA0011GB

JPMIA0011GB

BCM connector

Terminal

Door switch

connector

Terminal

Continuity 

M18

12

B16 (Front RH)

3

Yes

13

B17 (Rear RH)

M19

47

B8 (Front LH)

48

B6 (Rear LH)

DOOR SWITCH

DLK-237

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

L

M

A

B

DLK

N

O

P

3. Check continuity between BCM connector and ground.

Is the inspection result normal?

YES

>> GO TO 3

NO

>> Repair or replace harness between BCM and door switch.

3.

CHECK DOOR SWITCH 

Refer to 

DLK-237, "Component Inspection"

.

Is the inspection result normal?

YES

>> GO TO 4

NO

>> Replace malfunctioning door switch.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-45, "Intermittent Incident"

.

>> Inspection End.

Component Inspection

INFOID:0000000009268929

1.

CHECK DOOR SWITCH

1. Turn ignition switch OFF.

2. Disconnect door switch connector.

3. Check door switch.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace malfunctioning door switch.

BCM connector

Terminal

Ground

Continuity 

M18

12

No

13

M19

47

48

Terminal

Door switch condition

Continuity

Door switch

3

Ground part of 

door switch

Pressed

No

Released

Yes