Nissan March K13. Instruction — part 91
REMOTE KEYLESS ENTRY RECEIVER
DLK-75
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
3.
CHECK REMOTE KEYLESS ENTRY RECEIVER CIRCUIT 2
1.
Disconnect BCM connector.
2.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK REMOTE KEYLESS ENTRY RECEIVER POWER SUPPLY
1.
Disconnect remote keyless entry receiver.
2.
Check signal between remote keyless entry receiver harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 5.
5.
CHECK REMOTE KEYLESS ENTRY RECEIVER CIRCUIT 3
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-57, "Removal and Installation"
NO
>> Repair or replace harness.
6.
CHECK REMOTE KEYLESS ENTRY RECEIVER GROUND CIRCUIT 1
1.
Disconnect BCM connector.
2.
Check continuity between BCM harness connector and remote keyless entry receiver harness connector.
BCM
Ground
Continuity
Connector
Terminal
M68
20
Not existed
(+)
(–)
Signal
(Reference value)
Remote keyless entry receiver
Connector
Terminal
M52
4
Ground
JMKIA3838GB
BCM
Remote keyless entry receiver
Continuity
Connector
Terminal
Connector
Terminal
M68
19
M52
4
Existed
BCM
Ground
Continuity
Connector
Terminal
M68
19
Not existed
BCM
Remote keyless entry receiver
Continuity
Connector
Terminal
Connector
Terminal
M68
18
M52
1
Existed
DLK-76
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
REMOTE KEYLESS ENTRY RECEIVER
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Repair or replace harness.
7.
CHECK REMOTE KEYLESS ENTRY RECEIVER GROUND CIRCUIT 2
1.
Connect BCM connector.
2.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Replace remote keyless entry receiver.
NO
>> Replace BCM. Refer to
BCS-57, "Removal and Installation"
8.
CHECK REMOTE KEYLESS ENTRY RECEIVER RSSI OUTPUT SIGNAL
1.
Connect BCM and 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 9.
NO
>> Replace remote keyless entry receiver.
9.
CHECK REMOTE KEYLESS ENTRY RECEIVER RSSI CIRCUIT
1.
Disconnect BCM and remote keyless entry receiver connector.
2.
Check continuity between BCM harness connector and remote keyless entry receiver harness connector.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-57, "Removal and Installation"
NO
>> Repair or replace harness.
BCM
Ground
Continuity
Connector
Terminal
M68
18
Existed
BCM
Ground
Continuity
Connector
Terminal
M68
18
Existed
(+)
(–)
Condition
Signal
(Reference value)
Remote keyless entry receiver
Connector
Terminal
M52
3
Ground
Waiting
0 V
Signal receiving
JMKIA3838GB
BCM
Remote keyless entry receiver
Continuity
Connector
Terminal
Connector
Terminal
M68
22
M52
3
Existed
UNLOCK SENSOR
DLK-77
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
DLK
N
O
P
UNLOCK SENSOR
Component Function Check
INFOID:0000000005948891
1.
CHECK FUNCTION
1.
Select “INTELLIGENT KEY” of “BCM” using CONSULT-III.
2.
Select “UNLK SEN-DR” in “DATA MONITOR” mode.
3.
Check that the function operates normally according to the following conditions.
Is the inspection result normal?
YES
>> Unlock sensor is OK.
NO
>> Refer to
.
Diagnosis Procedure
INFOID:0000000005948892
1.
CHECK UNLOCK SENSOR INPUT SIGNAL
1.
Turn ignition switch OFF.
2.
Disconnect front door lock assembly (driver side) connector.
3.
Check signal between front door lock assembly (driver side) harness connector and ground with oscillo-
scope.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> GO TO 2.
2.
CHECK UNLOCK SENSOR CIRCUIT
1.
Disconnect BCM connector.
2.
Check continuity between BCM harness connector and front door lock assembly (driver side) harness
connector.
3.
Check continuity between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-57, "Removal and Installation"
Monitor item
Condition
Status
UNLK SEN -DR
Driver side door
Lock
OFF
Unlock
ON
(+)
(–)
Signal
(Reference value)
Front door lock assembly (driver side)
Connector
Terminal
D28
4
Ground
PKIB4960J
BCM
Front door lock assembly (driver side)
Continuity
Connector
Terminal
Connector
Terminal
M68
31
D28
4
Existed
BCM
Ground
Continuity
Connector
Terminal
M68
31
Not existed
DLK-78
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
UNLOCK SENSOR
NO
>> Repair or replace harness.
3.
CHECK UNLOCK SENSOR GROUND CIRCUIT
Check continuity between front door lock assembly (driver side) harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> Repair or replace harness.
4.
CHECK UNLOCK SENSOR
DLK-78, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Replace front door lock assembly (driver side).
5.
CHECK INTERMITTENT INCIDENT
GI-33, "Intermittent Incident"
>> INSPECTION END
Component Inspection
INFOID:0000000005948893
1.
CHECK UNLOCK SENSOR
1.
Turn ignition switch OFF.
2.
Disconnect front door lock assembly (driver side) connector.
3.
Check continuity between front door lock assembly (driver side) terminals.
Is the inspection result normal?
YES
>> INSPECTION END
NO
>> Replace front door lock assembly (driver side).
Front door lock assembly (driver side)
Ground
Continuity
Connector
Terminal
D28
3
Existed
Front door lock assembly (driver side)
Condition
Continuity
Terminal
3
4
Driver side door
Unlock
Existed
Lock
Not existed
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