Nissan Leaf. Instruction — part 403
INTELLIGENT KEY WARNING BUZZER
DLK-107
< DTC/CIRCUIT DIAGNOSIS >
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DLK
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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
.
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
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
.
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
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
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