ECU INFINITI QX56 2007 Factory Manual Online

VEHICLE SECURITY (THEFT WARNING) SYSTEM
BL-63
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When the BCM receives this signal or unlock signal from keyfob, the vehicle security system is deactivated.
(Disarmed phase)
PANIC ALARM OPERATION
Remote keyless entry system may or may not operate vehicle security system (horn and headlamps) as
required.
When the remote keyless entry system is triggered, ground is supplied intermittently
• from IPDM E/R terminal 45
• to headlamp high relay and
• to horn relay terminal 1.
The headlamp flashes and the horn sounds intermittently.
The alarm automatically turns off after 25 seconds or when BCM receives any signal from keyfob.
CAN Communication System DescriptionINFOID:0000000003532940
Refer to LAN-4.

BL-64
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VEHICLE SECURITY (THEFT WARNING) SYSTEM
Schematic
INFOID:0000000003532941
WIWA1311E

VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Wiring Diagram - VEHSEC -INFOID:0000000003532942
WIWA1227E

BL-66
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VEHICLE SECURITY (THEFT WARNING) SYSTEM
LIWA0458E

VEHICLE SECURITY (THEFT WARNING) SYSTEM
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WIWA2048E

BL-68
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VEHICLE SECURITY (THEFT WARNING) SYSTEM
WIWA0752E

VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Terminal and Reference Value for BCMINFOID:0000000003532943
Refer to BCS-11, "Terminal and Reference Value for BCM".
Terminal and Reference Value for IPDM E/RINFOID:0000000003532944
Refer to PG-22, "Terminal and Reference Value for IPDM E/R".
WIWA1312E

BL-70
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VEHICLE SECURITY (THEFT WARNING) SYSTEM
CONSULT-II Function (BCM)
INFOID:0000000003532945
CONSULT-II can display each diagnostic item using the diagnostic test modes shown following.
CONSULT-II START PROCEDURE
Refer to GI-36, "CONSULT-II Start Procedure".
CONSULT-II APPLICATION ITEM
Data Monitor
Active Test
Work Support
BCM
diagnostic test itemDiagnostic mode Description
Inspection by partWORK SUPPORTSupports inspections and adjustments. Commands are transmitted to the
BCM for setting the status suitable for required operation, input/output sig-
nals are received from the BCM and received date is displayed.
DATA MONITOR Displays BCM input/output data in real time.
ACTIVE TESTOperation of electrical loads can be checked by sending drive signal to
them.
SELF-DIAG RESULTS Displays BCM self-diagnosis results.
CAN DIAG SUPPORT MNTRThe result of transmit/receive diagnosis of CAN communication can be
read.
ECU PART NUMBER BCM part number can be read.
CONFIGURATION Performs BCM configuration read/write functions.
Monitored Item Description
DOOR SW-AS Indicates [ON/OFF] condition of front door switch RH.
DOOR SW-RR Indicates [ON/OFF] condition of rear door switch RH.
DOOR SW-RL Indicates [ON/OFF] condition of rear door switch LH.
DOOR SW-DR Indicates [ON/OFF] condition of front door switch LH.
BACK DOOR SW Indicates [ON/OFF] condition of back door latch.
TRNK OPN MNTR Indicates [ON/OFF] condition of glass hatch ajar switch.
ACC ON SW Indicates [ON/OFF] condition of ignition switch in ACC position.
IGN ON SW Indicates [ON/OFF] condition of ignition switch in ON position.
KEYLESS UNLOCK Indicates [ON/OFF] condition of unlock signal from keyfob.
KEYLESS LOCK Indicates [ON/OFF] condition of lock signal from keyfob.
KEY CYL LK-SW Indicates [ON/OFF] condition of lock signal from door key cylinder switch.
KEY CYL UN-SW Indicates [ON/OFF] condition of unlock signal from door key cylinder switch.
KEYLESS PBD Indicates [ON/OFF] condition of unlock signal from door key cylinder switch.
CDL UNLOCK SW Indicates [ON/OFF] condition of unlock signal from lock/unlock switch.
CDL LOCK SW Indicates [ON/OFF] condition of lock signal from lock/unlock switch.
HOOD SW Indicates [ON/OFF] condition of hood switch.
Test Item Description
THEFT INDThis test is able to check security indicator lamp operation. The lamp will be turned on when “ON”
on CONSULT-II screen is touched.
HEADLAMP (HI)This test is able to check vehicle security lamp operation. The high beam headlamps will be acti-
vated for 0.5 seconds after “ON” on CONSULT-II screen is touched.
VEHICLE SECURITY HORNThis test is able to check vehicle security horn operation. The horns will be activated for 0.5 sec-
onds after “ON” on CONSULT-II screen is touched.

VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Trouble DiagnosisINFOID:0000000003532946
WORK FLOW
• “POWER DOOR LOCK SYSTEM” Diagnosis refer to BL-15 .
• “REMOTE KEYLESS ENTRY SYSTEM” Diagnosis refer to BL-37
.
Test Item Description
SECURITY ALARM SET This mode can confirm and change security alarm ON-OFF setting.
THEFT ALM TRGThe switch which triggered vehicle security alarm is recorded. This mode is able to confirm and
erase the record of vehicle security alarm. The trigger data can be erased by touching “CLEAR” on
CONSULT-II screen.
WIIA0599E

BL-72
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VEHICLE SECURITY (THEFT WARNING) SYSTEM
Preliminary Check
INFOID:0000000003532947
The system operation is canceled by turning ignition switch to ACC at any step between START and ARMED
in the following flow chart.
After performing preliminary check, go to symptom chart.
Symptom ChartINFOID:0000000003532948
WIIA0627E
SYMPTOM PROCEDURE Diagnostic procedure
1Vehicle security
system cannot be
set by ····Door switch Refer to BL-73, "
Door Switch Check".
Lock/unlock switch Refer to BL-79, "
Door Lock/Unlock Switch Check".
Door outside keyRefer to BL-77, "
Front Door Lock Assembly LH (Key Cylinder Switch)
Check".
BCM If the above systems are “OK”, replace BCM. Refer to BCS-24, "
BCM".
2Security indicator
does not turn
“ON”.Combination meter Refer to BL-76, "
Combination Meter (Security Indicator Lamp) Check".
BCM If the above systems are “OK”, replace BCM. Refer to BCS-24, "
BCM".