Nissan Cube. Manual - part 194

DLK-42

< SYSTEM DESCRIPTION >

[WITH INTELLIGENT KEY SYSTEM]

DIAGNOSIS SYSTEM (BCM)

*

1

: It is displayed but does not operate on M/T models.

*

2

: OFF is displayed when brake pedal is depressed while brake switch power supply is OFF.

ACTIVE TEST

DOOR STAT-DR

Indicates [LOCK/READY/UNLK] condition of driver side door status

DOOR STAT-AS

Indicates [LOCK/READY/UNLK] condition of passenger side door status

ID OK FLAG

Indicates [Set/Reset] condition of key ID

PRMT ENG STRT

Indicates [Set/Reset] condition of engine start possibility

PRMT RKE STRT

NOTE:
This item is displayed, but cannot be monitored 

TRNK/HAT MNTR

NOTE:
This item is displayed, but cannot be monitored 

RKE-LOCK

Indicates [On/Off] condition of LOCK signal from Intelligent Key

RKE-UNLOCK

Indicates [On/Off] condition of UNLOCK signal from Intelligent Key

RKE-TR/BD

NOTE:
This item is displayed, but cannot be monitored 

RKE-PANIC

Indicates [On/Off] condition of PANIC button of Intelligent Key

RKE-MODE CHG

Indicates [On/Off] condition of MODE CHANGE signal from Intelligent Key

RKE OPE COUN1

When remote keyless entry receiver receives the signal transmitted while operating on Intelli-
gent Key, the numerical value start changing

RKE OPE COUN2

NOTE:
This item is displayed, but cannot be monitored 

Monitor Item

Condition

Test item

Description

BATTERY SAVER

This test is able to check interior room lamp operation
• On: Operate
• Off: Non-operation

OUTSIDE BUZZER

This test is able to check Intelligent Key warning buzzer operation
• On: Operate
• Off: Non-operation

INSIDE BUZZER

This test is able to check warning chime in combination meter operation
• Take out: Take away warning chime sounds when CONSULT screen is touched
• Key: Key warning chime sounds when CONSULT screen is touched
• Knob: OFF position warning chime sounds when CONSULT screen is touched

INDICATOR

This test is able to check warning lamp operation
• KEY ON: “KEY” Warning lamp illuminates when CONSULT screen is touched
• “KEY” Warning lamp blinks when CONSULT screen is touched

INT LAMP

This test is able to check interior room lamp operation
• On: Operate
• Off: Non-operation

LCD

This test is able to check meter display information
• BP N: Engine start operation indicator lamp indicate when CONSULT screen is touched
• BP I: Engine start operation indicator lamp indicate when CONSULT screen is touched
• ID NG: This item is displayed, but cannot be monitored
• ROTAT: This item is displayed, but cannot be monitored
• SFT P: Shift P warning lamp indicate when CONSULT screen is touched
• INSRT: This item is displayed, but cannot be monitored
• BATT: Key warning lamp indicator when CONSULT screen is touched
• NO KY: This item is displayed, but cannot be monitored
• OUTKEY: Engine start operation indicator lamp indicate when CONSULT screen is touched
• LK WN: Engine start operation indicator lamp indicate when CONSULT screen is touched

FLASHER

This test is able to check security hazard lamp operation
The hazard lamps are activated after “LH/RH/Off” on CONSULT screen is touched

DIAGNOSIS SYSTEM (BCM)

DLK-43

< SYSTEM DESCRIPTION >

[WITH INTELLIGENT KEY SYSTEM]

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DLK

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TRUNK

TRUNK : CONSULT Function (BCM - TRUNK)

INFOID:0000000009950462

BCM CONSULT FUNCTION

CONSULT performs the following functions via CAN communication with BCM.

DATA MONITOR

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

ACTIVE TEST

HORN

This test is able to check horn operation
The horn is activated after “ON” on CONSULT screen is touched

P RANGE

This test is able to check CVT shift selector power supply
• On: Operate
• Off: Non-operation

ENGINE SW ILLUMI

This test is able to check push-ignition switch illumination operation
Push-ignition switch illumination illuminates when “ON” on CONSULT screen is touched

PUSH SWITCH INDICATOR

This test is able to check LOCK indicator in push-ignition switch operation
LOCK indicator in push-ignition switch illuminates when “ON” on CONSULT screen is touched

TRUNK/BACK DOOR

NOTE:
This item is displayed, but cannot be monitored 

Test item

Description

Diagnosis mode

Function Description

DATA MONITOR

The BCM input/output signals are displayed

Monitor Item

Contents

PUSH SW

Indicates [On/Off] condition of push switch

UNLK SEN -DR

Indicates [On/Off] condition of unlock sensor

VEH SPEED 1

Indicates [Km/h] condition of vehicle speed signal from combination meter

TR/BD OPEN SW

NOTE:
This item is displayed, but cannot be monitored

TRNK/HAT MNTR

NOTE:
This item is displayed, but cannot be monitored

RKE-TR/BD

NOTE:
This item is displayed, but cannot be monitored

Test item

Description

TRUNK/GLASS HATCH

NOTE:
This item is displayed, but cannot be monitored

DLK-44

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

B2621 INSIDE ANTENNA

DTC/CIRCUIT DIAGNOSIS

B2621 INSIDE ANTENNA

Description

INFOID:0000000009950463

• Detects whether Intelligent Key is inside the vehicle.
• Installed in the instrument center.

DTC Logic

INFOID:0000000009950464

DTC DETECTION LOGIC

DTC CONFIRMATION PROCEDURE

1.

PERFORM DTC CONFIRMATION PROCEDURE

1.

Perform inside key antenna (“INSIDE ANT DIAGNOSIS”) on “Work Support” of “INTELLIGENT KEY”.

2.

Perform “INTELLIGENT KEY” Self Diagnostic Result.

Is inside key antenna DTC detected?

YES

>> Refer to 

DLK-44, "Diagnosis Procedure"

.

NO

>> Inside key antenna (instrument center) is OK.

Diagnosis Procedure

INFOID:0000000009950465

1.

CHECK INSIDE KEY ANTENNA INPUT SIGNAL 1

1.

Turn ignition switch OFF.

2.

Check signal between BCM harness connector and ground using oscilloscope.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> GO TO 2.

DTC

CONSULT display 

description

DTC detecting condition

Possible cause

B2621

INSIDE ANTENNA

An excessive high or low voltage from inside anten-
na (instrument center) is sent to BCM

• Inside key antenna (instrument 

center)

• Harness or connector

[Inside key antenna (instrument 
center) circuit is open or shorted]

(+)

(–)

Condition

Signal

(Reference value)

BCM

Connector

Terminal

Instrument center

M71

84, 85

Ground

When Intelligent Key is in the 
antenna detection area

When Intelligent Key is not in 
the antenna detection area

JMKIA3839GB

JMKIA3838GB

B2621 INSIDE ANTENNA

DLK-45

< DTC/CIRCUIT DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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2.

CHECK INSIDE KEY ANTENNA CIRCUIT

1.

Disconnect BCM connector and inside key antenna (instrument center) connector.

2.

Check continuity between BCM harness connector and inside key antenna (instrument center) 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 INSIDE KEY ANTENNA INPUT SIGNAL 2

1.

Replace inside key antenna (instrument center). (New antenna or other antenna)

2.

Connect BCM connector and inside key antenna (instrument center) connector.

3.

Check signal between BCM harness connector and ground using oscilloscope.

Is the inspection result normal?

YES

>> Replace inside key antenna (instrument center). Refer to 

DLK-226, "INSTRUMENT CENTER :

Removal and Installation"

.

NO

>> Replace BCM. Refer to 

BCS-88, "Removal and Installation"

.

4.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-40, "Intermittent Incident"

.

>> INSPECTION END

BCM

Inside key antenna (instrument center)

Continuity 

Connector

Terminal

Connector

Terminal

M71

84

M105

1

Existed

85

2

BCM

Ground

Continuity 

Connector

Terminal

M71

84

Not existed

85

(+)

(–)

Condition

Signal

(Reference value)

BCM

Connector

Terminal

Instrument center

M71

84, 85

Ground

When Intelligent Key is in 
the antenna detection area.

When Intelligent Key is not 
in the antenna detection ar-
ea.

JMKIA3839GB

JMKIA3838GB