Nissan X-Trail 32. Manual — part 1884
SIREN CONTROL UNIT CIRCUIT (COMMUNICATION SIGNAL)
SEC-303
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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SIREN CONTROL UNIT CIRCUIT (COMMUNICATION SIGNAL)
Component Function Check
INFOID:0000000010926606
1.
CHECK SIREN CONTROL UNIT FUNCTION
1.
Turn ignition switch OFF.
2.
Check that hood is closed completely.
3.
Get in the vehicle and close all doors.
4.
Lock doors using Keyfob.
5.
Check security indicator lamp blinks to confirm that the vehicle security system is shifted into the ARMED
phase. Refer to
SEC-217, "VEHICLE SECURITY SYSTEM : System Description"
.
Is the inspection result normal?
YES
>> Siren control unit circuit (communication signal) is OK.
NO
>> Refer to
SEC-303, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000010926607
1.
CHECK SIREN CONTROL UNIT SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect siren control unit connector.
3.
Disconnect BCM connector.
4.
Check continuity between siren control unit harness connector and BCM harness connector.
5.
Check continuity between siren control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness.
2.
CHECK INTERMITTENT INCIDENT
GI-44, "Intermittent Incident"
.
>> INSPECTION END
Siren control unit
BCM
Continuity
Connector
Terminal
Connector
Terminal
B127
3
B47
38
Existed
Siren control unit
Ground
Continuity
Connector
Terminal
B127
3
Not existed
SEC-304
< DTC/CIRCUIT DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
SIREN CONTROL UNIT CIRCUIT (HAZARD SWITCH SIGNAL)
SIREN CONTROL UNIT CIRCUIT (HAZARD SWITCH SIGNAL)
Component Function Check
INFOID:0000000010926608
1.
CHECK SIREN CONTROL UNIT FUNCTION
1.
Turn ignition switch OFF.
2.
Check that hood is closed completely.
3.
Get in the vehicle and close all doors.
4.
Lock doors using Keyfob.
5.
Check security indicator lamp blinks to confirm that the vehicle security system is shifted into the ARMED
phase. Refer to
SEC-217, "VEHICLE SECURITY SYSTEM : System Description"
.
6.
Hold up and move a hand over intruder sensor.
7.
Check that hazard warning lamps blinks after a few seconds.
Does the siren sound?
YES
>> Siren control unit circuit (hazard switch signal) is OK.
NO
>> Refer to
SEC-304, "Diagnosis Procedure"
Diagnosis Procedure
INFOID:0000000010926609
1.
CHECK SIREN CONTROL UNIT SIGNAL CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect siren control unit connector.
3.
Disconnect BCM connector.
4.
Check continuity between siren control unit harness connector and BCM harness connector.
5.
Check continuity between siren control unit harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace harness.
2.
CHECK INTERMITTENT INCIDENT
GI-44, "Intermittent Incident"
>> INSPECTION END
Siren control unit
BCM
Continuity
Connector
Terminal
Connector
Terminal
B127
1
M87
51
Existed
Siren control unit
Ground
Continuity
Connector
Terminal
B127
1
Not existed
SECURITY INDICATOR LAMP DOES NOT TURN ON OR BLINK
SEC-305
< SYMPTOM DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
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SYMPTOM DIAGNOSIS
SECURITY INDICATOR LAMP DOES NOT TURN ON OR BLINK
Description
INFOID:0000000010922311
Security indicator lamp does not blink when ignition switch is in a position other than ON.
NOTE:
• Before performing the diagnosis, check “Work Flow”. Refer to
.
• Check that vehicle is under the condition shown in “CONDITIONS OF VEHICLE (OPERATING CONDI-
TIONS)” before starting diagnosis, and check each symptom.
CONDITIONS OF VEHICLE (OPERATING CONDITIONS)
Ignition switch is not in the ON position.
Diagnosis Procedure
INFOID:0000000010922312
1.
CHECK SECURITY INDICATOR LAMP
Check security indicator lamp function.
Refer to
SEC-295, "Diagnosis Procedure"
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Repair or replace the malfunctioning parts.
2.
REPLACE BCM
• Replace BCM. Refer to
BCS-121, "Removal and Installation"
• Confirm the operation after replacement.
Is the result normal?
YES
>> INSPECTION END
NO
>> Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
SEC-306
< SYMPTOM DIAGNOSIS >
[WITHOUT INTELLIGENT KEY SYSTEM]
VEHICLE SECURITY SYSTEM CANNOT BE SET
VEHICLE SECURITY SYSTEM CANNOT BE SET
KEY FOB
KEY FOB : Description
INFOID:0000000010926612
Armed phase is not activated when all doors are locked using keyfob.
NOTE:
Check that vehicle is under the condition shown in “CONDITIONS OF VEHICLE (OPERATING CONDI-
TIONS)” before starting diagnosis, and check each symptom.
CONDITION OF VEHICLE (OPERATING CONDITIONS)
“SECURITY ALARM SET”: ON
Check the setting of “SECURITY ALARM SET” in “Work Support” mode of “THEFT ALM” of “BCM” using
CONSULT.
KEY FOB : Diagnosis Procedure
INFOID:0000000010926613
1.
CHECK REMOTE KEYLESS ENTRY SYSTEM
Lock/unlock door with keyfob. Refer to
DLK-649, "REMOTE KEYLESS ENTRY FUNCTION : System Descrip-
(With super lock) or
DLK-800, "REMOTE KEYLESS ENTRY SYSTEM : System Description"
(With out
super lock).
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Refer to
DLK-718, "Diagnosis Procedure"
.
2.
CHECK HOOD SWITCH
Check hood switch. Refer to
SEC-297, "Component Function Check"
.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace hood switch.
3.
REPLACE BCM
• Replace BCM. Refer to
BCS-121, "Removal and Installation"
.
• Confirm the operation after replacement.
Is the result normal?
YES
>> INSPECTION END
NO
>> Check intermittent incident. Refer to
GI-44, "Intermittent Incident"
.
DOOR LOCK AND UNLOCK SWITCH
DOOR LOCK AND UNLOCK SWITCH : Description
INFOID:0000000010926614
ARMED phase is not activated when door is locked using door lock and unlock switch.
NOTE:
Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and check
each symptom.
CONDITION OF VEHICLE (OPERATING CONDITION)
• SECURITY ALARM SET: ON
Check the setting of “SECURITY ALARM SET” in “Work Support” mode of “THEFT ALM” of “BCM” using
CONSULT.
DOOR LOCK AND UNLOCK SWITCH : Diagnosis Procedure
INFOID:0000000010926615
1.
CHECK POWER DOOR LOCK SYSTEM (DOOR LOCK FUNCTION)
Lock/unlock door with door lock and unlock switch. Refer to
or
DLK-797, "POWER DOOR LOCK SYSTEM : System Description"
Is the inspection result normal?
YES
>> GO TO 2.
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