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SEC-126
< DTC/CIRCUIT DIAGNOSIS >
HOOD SWITCH
3.CHECK HOOD SWITCH GROUND CIRCUIT
Check continuity between hood switch harness connector and ground.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace harness.
4.CHECK HOOD SWITCH
Refer to SEC-126, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 5.
NO >> Replace hood switch. Refer to DLK-176, "HOOD LOCK CONTROL : Removal and Installation"
.
5.CHECK INTERMITTENT INCIDENT
Refer to GI-43, "Intermittent Incident"
.
>> Inspection End.
Component InspectionINFOID:0000000009461188
1.CHECK HOOD SWITCH
1. Turn ignition switch OFF.
2. Disconnect hood switch connector.
3. Check continuity between hood switch terminals.
Is the inspection result normal?
YES >> Inspection End.
NO >> Replace hood switch. Refer to DLK-176, "HOOD LOCK CONTROL : Removal and Installation"
.
Hood switch
GroundContinuity
Connector Terminal
E205 3 Yes
Hood switch Condition Continuity
Te r m i n a l
1 3 Hood switch Press No
Release Yes
2 Press No
Release Yes
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Page 3952 of 4801

SECURITY INDICATOR LAMPSEC-127
< DTC/CIRCUIT DIAGNOSIS >
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SECURITY INDICATOR LAMP
Component Function CheckINFOID:0000000009461192
1.CHECK FUNCTION
1. Perform THEFT IND in ACTIVE TEST mode of IMMU of BCM using CONSULT.
2. Check security indicator lamp operation.
Is the inspection result normal?
YES >> Inspection End.
NO >> Go to SEC-127, "Diagnosis Procedure"
.
Diagnosis ProcedureINFOID:0000000009461193
Regarding Wiring Diagram information, refer to SEC-50, "Wiring Diagram".
1.CHECK SECURITY INDICATOR LAMP POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect combination meter connector.
3. Check voltage between combination meter harness connector and ground.
Is the inspection result normal?
YES >> GO TO 2.
NO-1 >> Check 10 A fuse [No. 13, lo cated in the fuse block (J/B)].
NO-2 >> Check harness for open or short between combination meter and fuse.
2.CHECK SECURITY INDICATOR LAMP SIGNAL
1. Connect combination meter connector.
2. Disconnect BCM connector.
3. Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES >> GO TO 3.
NO >> GO TO 4.
3.REPLACE BCM
1. Replace BCM. Refer to BCS-80, "Removal and Installation"
.
2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
>> Inspection End.
Test item Description
THEFT IND ON
Security indicator lamp Illuminates
OFF Does not illuminate
(+) (–) Voltage (V)
Combination meter
Connector Terminal M24 22 Ground Battery voltage
(+) (–) Voltage (V)
BCM
Connector Terminal M17 18 Ground Battery voltage
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 3953 of 4801
SEC-128
< DTC/CIRCUIT DIAGNOSIS >
SECURITY INDICATOR LAMP
4.CHECK SECURITY INDICATOR LAMP CIRCUIT
1. Disconnect combination meter connector.
2. Check continuity between combination meter harness connector and BCM harness connector.
3. Check continuity between combination meter harness connector and ground.
Is the inspection result normal?
YES >> Replace combination meter. Refer to MWI-82, "Removal and Installation".
NO >> Repair or replace harness.
Combination meter BCM Continuity
Connector Terminal Connector Terminal
M24 6 M17 18 Yes
Combination meter GroundContinuity
Connector Terminal
M24 6 No
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM
Page 3954 of 4801

ENGINE DOES NOT START WHEN INTELLIGENT KEY IS INSIDE OF VEHICLE
SEC-129
< SYMPTOM DIAGNOSIS >
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SYMPTOM DIAGNOSIS
ENGINE DOES NOT START WHEN IN TELLIGENT KEY IS INSIDE OF VE-
HICLE
DescriptionINFOID:0000000009461194
Engine does not start when push-button ignition swit ch is pressed while carrying Intelligent Key.
NOTE:
• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
• The engine start function, door lock function, power dist ribution system, and NATS-IVIS/NVIS in the Intelli-
gent Key system are closely related to each other regar ding control. The vehicle security function can oper-
ate only when the door lock and power distribution system are operating normally.
Conditions of Vehicle (Operating Conditions)
• “ENGINE START BY I-KEY” in “WORK SUPPORT” is ON when setting on CONSULT.
• One or more of Intelligent Keys with registered Intelligent Key ID is in the vehicle.
Diagnosis ProcedureINFOID:0000000009461195
1.PERFORM WORK SUPPORT
Perform “INSIDE ANT DIAGNOSIS” on Wo rk Support in “INTELLIGENT KEY”.
Refer to BCS-22, "INTELLIGENT KEY : CONSUL T Function (BCM - INTELLIGENT KEY)"
.
>> GO TO 2.
2.PERFORM SELF-DIAGNOSIS RESULT
Perform Self-Diagnosis Result in “BCM”, and check whether or not DTC of inside key antenna is detected.
Is DTC detected?
YES >> Refer to BCS-52, "DTC Index".
NO >> GO TO 3.
3.CHECK PUSH-BUTTON IGNITION SWITCH
Check push-button ignition switch.
Refer to SEC-98, "Component Inspection"
.
Is the operation normal?
YES >> GO TO 4.
NO >> Repair or replace malfunctioning parts.
4.CONFIRM THE OPERATION
Confirm the operation again.
Is the inspection normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> GO TO 1.
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Page 3955 of 4801

SEC-130
< SYMPTOM DIAGNOSIS >
SECURITY INDICATOR LAMP DOES NOT TURN ON OR BLINK
SECURITY INDICATOR LAMP DOES NOT TURN ON OR BLINK
DescriptionINFOID:0000000009461196
Security indicator lamp does not blink when i gnition switch is in a position other than ON
NOTE:
• Before performing the diagnosis, check “Work Flow”. Refer to SEC-63, "Work Flow"
.
• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and
check each symptom.
Conditions of Vehicle (Operating Conditions)
Ignition switch is not in the ON position.
Diagnosis ProcedureINFOID:0000000009461197
1.CHECK SECURITY INDICATOR LAMP
Check security indicator lamp.
Refer to SEC-127, "Component Function Check"
.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Repair or replace the malfunctioning parts.
2.CONFIRM THE OPERATION
Confirm the operation again.
Is the result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> GO TO 1.
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Page 3956 of 4801

VEHICLE SECURITY SYSTEM CANNOT BE SETSEC-131
< SYMPTOM DIAGNOSIS >
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VEHICLE SECURITY S YSTEM CANNOT BE SET
INTELLIGENT KEY
INTELLIGENT KEY : DescriptionINFOID:0000000009461198
ARMED phase is not activated when door is locked using Intelligent Key.
NOTE:
Check that vehicle is under the condition shown in “C onditions of vehicle” before starting diagnosis and check
each symptom.
CONDITION OF VEHICLE (OPERATING CONDITION)
Confirm the setting of “SECURITY ALARM SET” is ON in “WORK SUPPORT” mode of “THEFT ALM” of
“BCM” using CONSULT.
INTELLIGENT KEY : Diagnosis ProcedureINFOID:0000000009461199
1.CHECK INTELLIGENT KEY SYSTEM (REMOTE KEYLESS ENTRY FUNCTION)
Lock/unlock door with Intelligent Key.
Refer to SEC-11, "INTELLIGENT KEY SYSTEM/ENGIN E START FUNCTION : System Description"
.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Check Intelligent Key system (remote keyless entry function). Refer to DLK-144, "Diagnosis Pro-
cedure".
2.CHECK HOOD SWITCH
Check hood swiwtch.
Refer to SEC-125, "Component Function Check"
.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace hood switch.
3.CONFIRM THE OPERATION
Confirm the operation again.
Is the result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> GO TO 1.
DOOR REQUEST SWITCH
DOOR REQUEST SWITCH : DescriptionINFOID:0000000009461200
ARMED phase is not activated when door is locked using door request switch.
NOTE:
Check that vehicle is under the condition shown in “C onditions of vehicle” before starting diagnosis, and check
each symptom.
CONDITION OF VEHICLE (OPERATING CONDITION)
Confirm the setting of “SECURITY ALARM SET” is ON in “WORK SUPPORT” mode of “THEFT ALM” of
“BCM” using CONSULT.
DOOR REQUEST SWITCH : Diagnosis ProcedureINFOID:0000000009461201
1.CHECK INTELLIGENT KEY SYS TEM (DOOR LOCK FUNCTION)
Lock/unlock door with door request switch.
Refer to SEC-16, "VEHICLE SECURITY SY STEM : System Description"
.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Check Intelligent Key system (door lock function). Refer to DLK-144, "Diagnosis Procedure"
.
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Page 3957 of 4801

SEC-132
< SYMPTOM DIAGNOSIS >
VEHICLE SECURITY SYSTEM CANNOT BE SET
2.CHECK HOOD SWITCH
Check hood switch.
Refer to SEC-125, "Component Function Check"
.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace hood switch.
3.CONFIRM THE OPERATION
Confirm the operation again.
Is the result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> GO TO 1.
DOOR KEY CYLINDER
DOOR KEY CYLINDER : DescriptionINFOID:0000000009461202
ARMED phase is not activated when door is locked using mechanical key.
NOTE:
Check that vehicle is under the condition shown in “C onditions of vehicle” before starting diagnosis, and check
each symptom.
CONDITION OF VEHICLE (OPERATING CONDITION)
Confirm the setting of “SECURITY ALARM SET” is ON in “WORK SUPPORT” mode of “THEFT ALM” of
“BCM” using CONSULT.
DOOR KEY CYLINDER : Diagnosis ProcedureINFOID:0000000009461203
1.CHECK POWER DOOR LOCK SYSTEM
Lock/unlock door with mechanical key.
Refer to SEC-16, "VEHICLE SECURITY SYSTEM : System Description"
.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Check power door lock system. Refer to DLK-144, "Diagnosis Procedure"
.
2.CONFIRM THE OPERATION
Confirm the operation again.
Is the result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> GO TO 1.
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Page 3958 of 4801

VEHICLE SECURITY ALARM DOES NOT ACTIVATE
SEC-133
< SYMPTOM DIAGNOSIS >
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VEHICLE SECURITY ALAR M DOES NOT ACTIVATE
DescriptionINFOID:0000000009461204
Alarm does not operate when alarm operating condition is satisfied.
NOTE:
Check that vehicle is under the condition shown in “C onditions of vehicle” before starting diagnosis and check
each symptom.
CONDITIONS OF VEHICLE (OPERATING CONDITIONS)
Confirm the setting of “SECURITY ALARM SET” is ON in “WORK SUPPORT” mode of “THEFT ALM” of
“BCM” using CONSULT.
Diagnosis ProcedureINFOID:0000000009461205
1.CHECK DOOR SWITCH
Check door switch.
Refer to DLK-100, "Component Function Check"
.
Is the inspection result normal?
YES >> GO TO 2.
NO >> Replace the malfunctioning door switch.
2.CHECK HOOD SWITCH
Check hood switch.
Refer to DLK-96, "Component Inspection"
.
Is the inspection result normal?
YES >> GO TO 3.
NO >> Repair or replace hood switch.
3.CHECK HEADLAMP FUNCTION
Check headlamp function.
Refer to SEC-124, "Component Function Check"
.
Is the inspection result normal?
YES >> GO TO 4.
NO >> Repair or replace the malfunctioning parts.
4.CONFIRM THE OPERATION
Confirm the operation again.
Is the result normal?
YES >> Check intermittent incident. Refer to GI-43, "Intermittent Incident".
NO >> GO TO 1.
Revision: November 20132014 Altima NAMRevision: November 20132014 Altima NAM