Nissan Cube. Manual - part 69

BCS

COMBINATION SWITCH OUTPUT CIRCUIT

BCS-125

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

YES

>> Replace combination switch.

NO

>> Replace BCM. Refer to 

BCS-155, "Removal and Installation"

.

BCS-126

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

COMBINATION SWITCH INPUT CIRCUIT

COMBINATION SWITCH INPUT CIRCUIT

Diagnosis Procedure

INFOID:0000000009949794

1.

CHECK INPUT 1 - 5 CIRCUIT FOR OPEN

1.

Turn ignition switch OFF.

2.

Disconnect BCM and combination switch connectors.

3.

Check continuity between BCM harness connector and combination switch harness connector.

Does continuity exist?

YES

>> GO TO 2.

NO

>> Repair harnesses or connectors.

2.

CHECK INPUT 1 - 5 CIRCUIT FOR SHORT

Check for continuity between BCM harness connector and ground.

Does continuity exist?

YES

>> Repair harnesses or connectors.

NO

>> GO TO 3.

3.

CHECK BCM INPUT SIGNAL

1.

Connect BCM and combination switch connectors.

2.

Turn ON any switch in the system that is malfunction.

3.

Check voltage between BCM harness connector and ground.

Is the measurement value normal?

Yes

>> Replace BCM. Refer to 

BCS-155, "Removal and Installation"

.

System

BCM

Combination switch

Continuity

Connector

Terminal

Connector

Terminal

INPUT 1

M65

6

M27

12

Existed

INPUT 2

5

14

INPUT 3

4

5

INPUT 4

3

2

INPUT 5

2

8

System

BCM

Ground

Continuity

Connector

Terminal

INPUT 1

M65

6

Not existed

INPUT 2

5

INPUT 3

4

INPUT 4

3

INPUT 5

2

System

Terminals

Voltage

(Approx.)

(+)

(

−

)

BCM

Ground

Connector

Terminal

INPUT 1

M65

6

Refer to 

BCS-

128, "Refer-

ence Value"

.

INPUT 2

5

INPUT 3

4

INPUT 4

3

INPUT 5

2

BCS

COMBINATION SWITCH INPUT CIRCUIT

BCS-127

< DTC/CIRCUIT DIAGNOSIS >

[WITHOUT INTELLIGENT KEY SYSTEM]

C

D

E

F

G

H

I

J

K

L

B

A

O

P

N

No

>> Replace combination switch.

BCS-128

< ECU DIAGNOSIS INFORMATION >

[WITHOUT INTELLIGENT KEY SYSTEM]

BCM (BODY CONTROL MODULE)

ECU DIAGNOSIS INFORMATION

BCM (BODY CONTROL MODULE)

Reference Value

INFOID:0000000009949795

VALUES ON THE DIAGNOSIS TOOL

NOTE:
The following table includes information (items) inapplicable to this vehicle. For information (items) applicable
to this vehicle, refer to CONSULT display items.

Monitor Item

Condition

Value/Status

IGN ON SW

Ignition switch OFF or ACC

Off

Ignition switch ON

On

KEY ON SW

Mechanical key is removed from key cylinder

Off

Mechanical key is inserted to key cylinder

On

CDL LOCK SW

Door lock/unlock switch does not operate

Off

Press door lock/unlock switch to the lock side

On

CDL UNLOCK SW

Door lock/unlock switch does not operate

Off

Press door lock/unlock switch to the unlock side

On

DOOR SW-DR

Driver's door closed

Off

Driver's door opened

On

DOOR SW-AS

Passenger door closed

Off

Passenger door opened

On

DOOR SW-RR

Rear RH door closed

Off

Rear RH door opened

On

DOOR SW-RL

Rear LH door closed

Off

Rear LH door opened

On

BACK DOOR SW

Back door closed

Off

Back door opened

On

LOCK STATUS

NOTE:
The item is indicated, but not monitored.

Off

ACC ON SW

Ignition switch OFF

Off

Ignition switch ACC or ON

On

KEYLESS LOCK

“LOCK” button of key fob is not pressed

Off

“LOCK” button of key fob is pressed

On

KEYLESS UNLOCK

“UNLOCK” button of key fob is not pressed

Off

“UNLOCK” button of key fob is pressed

On

SHOCK SENSOR

NOTE:
The item is indicated, but not monitored.

NORMAL

KEY CYL LK-SW

Other than driver door key cylinder LOCK position

Off

Driver door key cylinder LOCK position

On

KEY CYL UN-SW

Other than driver door key cylinder UNLOCK position

Off

Driver door key cylinder UNLOCK position

On

VEHICLE SPEED

While driving

Equivalent to speed-

ometer reading

REAR DEF SW

Rear window defogger switch OFF

Off

Rear window defogger switch ON

On