Nissan Leaf. Manual - part 403

INTELLIGENT KEY WARNING BUZZER

DLK-107

< DTC/CIRCUIT DIAGNOSIS >

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INTELLIGENT KEY WARNING BUZZER

Component Function Check

INFOID:0000000010119790

1.

CHECK FUNCTION

1. Select “INTELLIGENT KEY” of “BCM” using CONSULT.

2. Select “OUTSIDE BUZZER” in “Active Test”.

3. Touch “ON” to check that it works normally.
Is the inspection result normal?

YES

>> Intelligent Key warning buzzer is OK.

NO

>> Refer to 

DLK-107, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010119791

Regarding Wiring Diagram information, refer to 

DLK-44, "Wiring Diagram"

.

1.

CHECK FUSE

1. Turn power switch OFF.

2. Check 10 A fuse, [No. 13, located in fuse block (J/B)].
Is the inspection result normal?

YES

>> GO TO 2.

NO

>> Replace the blown fuse after repairing the affected circuit.

2.

CHECK INTELLIGENT KEY WARNING BUZZER POWER SUPPLY CIRCUIT

1. Disconnect Intelligent Key warning buzzer connector.

2. Check voltage between Intelligent Key warning buzzer harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> Repair or replace harness.

3.

CHECK INTELLIGENT KEY WARNING BUZZER CIRCUIT

1. Disconnect BCM connector.

2. Check continuity between BCM harness connector and Intelligent Key warning buzzer harness connector.

3. Check continuity between BCM harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK INTELLIGENT KEY WARNING BUZZER

(+)

(–)

Voltage

(Approx.)

Intelligent Key warning buzzer

Connector

Terminal

E28

1

Ground

Battery voltage

BCM

Intelligent Key warning buzzer

Continuity 

Connector

Terminal

Connector

Terminal

M23

93

E28

3

Yes

BCM

Ground

Continuity 

Connector

Terminal

M23

93

No

DLK-108

< DTC/CIRCUIT DIAGNOSIS >

INTELLIGENT KEY WARNING BUZZER

Refer to 

DLK-108, "Component Inspection"

.

Is the inspection result normal?

YES

>> Replace BCM. Refer to 

BCS-72, "Removal and Installation"

.

NO

>> Replace Intelligent Key warning buzzer. Refer to 

DLK-208, "Removal and Installation"

.

Component Inspection

INFOID:0000000010119792

1.

CHECK INTELLIGENT KEY WARNING BUZZER

1. Turn power switch OFF.

2. Disconnect Intelligent Key warning buzzer connector.

3. Connect battery power supply directly to Intelligent Key warning buzzer terminals and check the opera-

tion.

Is the inspection result normal?

YES

>> Inspection End.

NO

>> Replace Intelligent Key warning buzzer. Refer to 

DLK-208, "Removal and Installation"

.

Intelligent Key warning buzzer

Operation

Terminal

(+)

(

−)

1

3

Buzzer sounds

REMOTE KEYLESS ENTRY RECEIVER

DLK-109

< DTC/CIRCUIT DIAGNOSIS >

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REMOTE KEYLESS ENTRY RECEIVER

Component Function Check

INFOID:0000000010119793

1.

CHECK FUNCTION

1. Select “INTELLIGENT KEY” of “BCM” using CONSULT.

2. Select “RKE OPE COUN1” in “Data Monitor”.

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

Is the inspection result normal?

YES

>> Remote keyless entry receiver is OK.

NO

>> Refer to 

DLK-109, "Diagnosis Procedure"

.

Diagnosis Procedure

INFOID:0000000010119794

Regarding Wiring Diagram information, refer to 

DLK-44, "Wiring Diagram"

.

1.

CHECK REMOTE KEYLESS ENTRY RECEIVER POWER SUPPLY 

1. Turn power switch OFF.

2. Disconnect remote keyless entry receiver connector.

3. Check voltage between remote keyless entry receiver harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 3.

NO

>> GO TO 2.

2.

DETECT MALFUNCTIONING PART

Check the following:

• 10 A fuse (No. 7)

• Harness for open or short between remote keyless entry receiver and battery.
Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Repair or replace the malfunctioning parts.

3.

CHECK REMOTE KEYLESS ENTRY RECEIVER GROUND CIRCUIT

1. Disconnect BCM connector.

2. Check continuity between BCM harness connector and remote keyless entry receiver harness connector.

3. Check continuity between BCM harness connector and ground.

Monitor item

Condition

RKE OPE COUN1

Checks whether value changes when operating Intelligent Key

(+)

(–)

Voltage

(Approx.)

Remote keyless entry receiver

Connector

Terminal

M75

1

Ground

Battery voltage

BCM

Remote keyless entry receiver

Continuity 

Connector

Terminal

Connector

Terminal

M24

18

M75

4

Yes

BCM

Ground

Continuity

Connector

Terminal

M24

18

No

DLK-110

< DTC/CIRCUIT DIAGNOSIS >

REMOTE KEYLESS ENTRY RECEIVER

Is the inspection result normal?

YES

>> GO TO 4.

NO

>> Repair or replace harness.

4.

CHECK BCM SIGNAL 

1. Reconnect BCM connector.

2. Check voltage between remote keyless entry receiver harness connector and ground.

Is the inspection result normal?

YES

>> GO TO 6.

NO

>> GO TO 5.

5.

CHECK REMOTE KEYLESS ENTRY RECEIVER CIRCUIT

1. Disconnect BCM connector.

2. Check continuity between BCM harness connector and remote keyless entry receiver harness connector.

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.

6.

CHECK REMOTE KEYLESS ENTRY RECEIVER OUTPUT SIGNAL

1. Reconnect remote keyless entry receiver connector.

2. Check signal between remote keyless entry receiver harness connector and ground using oscilloscope.

Is the inspection result normal?

YES

>> GO TO 7.

NO

>> Replace remote keyless entry receiver. Refer to 

DLK-209, "Removal and Installation"

.

7.

CHECK INTERMITTENT INCIDENT

Refer to 

GI-53, "Intermittent Incident"

.

(+)

(–)

Voltage

(Approx.)

Remote keyless entry receiver

Connector

Terminal

M75

2

Ground

Battery voltage

BCM

Remote keyless entry receiver

Continuity 

Connector

Terminal

Connector

Terminal

M24

38

M75

2

Yes

BCM

Ground

Continuity 

Connector

Terminal

M24

38

No

(+)

(–)

Condition

Signal

(Reference value)

Remote keyless entry receiver

Connector

Terminal

M75

2

Ground

Waiting

Battery voltage

Press the Intelligent 
Key lock or unlock 
button

JMMIA0572GB