2007 INFINITI QX56 service

VEHICLE SECURITY (THEFT WARNING) SYSTEM
BL-69
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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
< SERVICE INFORMATION >
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
BL-71
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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
< SERVICE INFORMATION >
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".

VEHICLE SECURITY (THEFT WARNING) SYSTEM
BL-73
< SERVICE INFORMATION >
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*1: Make sure the system is in the armed phase.
Door Switch CheckINFOID:0000000003532949
1.CHECK DOOR SWITCHES INPUT SIGNAL
With CONSULT-II
Check door switches ("DOOR SW-DR", "DOOR SW-AS", "DOOR SW-RL", "DOOR SW-RR", "BACK DOOR
SW", "TRNK OPN MNTR") in DATA MONITOR mode with CONSULT–II.Refer to BL-70, "
CONSULT-II Func-
tion (BCM)".
• When doors are open:
• When doors are closed:
Without CONSULT-II
3*1 Vehicle security
system does not
alarm when ····Any door, hood or glass hatch is
opened.Refer to BL-73, "
Door Switch Check".
Refer to BL-75, "
Hood Switch Check".
If the above systems are “OK”, replace BCM. Refer to BCS-24, "
BCM".
4Vehicle security
alarm does not ac-
tivate.Horn alarmRefer to BL-79, "
Vehicle Security Horn Alarm Check" .
If the above systems are “OK”, check horn system.
Refer to WW-43
.
Headlamp alarmRefer to BL-79, "
Vehicle Security Headlamp Alarm Check".
If the above systems are “OK”, replace BCM. Refer to BCS-24, "
BCM".
5Vehicle security
system cannot be
canceled by ····Door outside keyRefer to BL-77, "
Front Door Lock Assembly LH (Key Cylinder Switch)
Check" .
If the above systems are “OK”, check main power window and door lock/
unlock switch.
KeyfobCheck remote keyless entry function. Refer to BL-52, "
Keyfob Battery and
Function Check".
If the above systems are “OK”, replace BCM. Refer to BCS-24, "
BCM" . SYMPTOM PROCEDURE Diagnostic procedure
DOOR SW-DR : ON
DOOR SW-AS : ON
DOOR SW-RL : ON
DOOR SW-RR : ON
BACK DOOR SW : ON
TRNK OPN MNTR : ON
DOOR SW-DR : OFF
DOOR SW-AS : OFF
DOOR SW-RL : OFF
DOOR SW-RR : OFF
BACK DOOR SW : OFF
TRNK OPN MNTR : OFF
WIIA0466E

BL-74
< SERVICE INFORMATION >
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Check voltage between BCM connector M18 or M19 terminals 12,
13, 42, 43, 47, 48 and ground.
OK or NG
OK >> Door switch circuit is OK.
NG >> GO TO 2.
2.CHECK DOOR SWITCH CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect door switch and BCM.
3. Check continuity between door switch connector (B) B8 (front LH), B108 (front RH), B18 (rear LH), B116
(rear RH) terminal 2 or back door latch connector (C) D503 terminal 7 and BCM connectors (A) M18, M19
terminals 12, 13, 43, 47 and 48.
4. Check continuity between door switch connector (B) B8 (front
LH), B108 (front RH), B18 (rear LH), B116 (rear RH) terminal 2
or back door latch connector (C) D503 terminal 7 and ground.
OK or NG
OK >> GO TO 3.
NG >> Repair or replace harness.
3.CHECK DOOR SWITCHES
FRONT AND REAR DOORS
Connector ItemTe r m i n a l s
ConditionVoltage (V)
(Approx.)
(+) (–)
M19Glass hatch
ajar switch42
GroundOpen
↓
Closed0
↓
Battery voltage back door
latch (door
ajar switch)43
Front door
switch LH47
Rear door
switch LH48
M18Front door
switch RH12
Rear door
switch RH13
LIIA1451E
2 - 12 : Continuity should exist.
2 - 13 : Continuity should exist.
2 - 47 : Continuity should exist.
2 - 48 : Continuity should exist.
7 - 43 : Continuity should exist.
2 - Ground : Continuity should not exist.
7 - Ground : Continuity should not exist.
WIIA0750E

VEHICLE SECURITY (THEFT WARNING) SYSTEM
BL-75
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Check continuity between front or rear door switch terminal 2 and
exposed metal of switch while pressing and releasing switch.
BACK DOOR
Check continuity between back door latch connector (A) D503 termi-
nals 7 and 8 while pressing (closing back door) and releasing (open-
ing back door) switch.
OK or NG
OK >> (Front and rear doors) Switch circuit is OK.
OK >> (Back door) GO TO 4.
NG >> Replace door switch.
4.CHECK BACK DOOR SWITCH GROUND
Check continuity between back door latch connector terminal 8 and
ground.
OK or NG
OK >> Back door switch circuit is OK.
NG >> Repair or replace harness.
Hood Switch CheckINFOID:0000000003532950
1.CHECK HOOD SWITCH
Check hood switch and hood fitting condition.
OK or NG
OK >> GO TO 2.
NG >> Adjust installation of hood switch.
2.CHECK HOOD SWITCH INPUT SIGNAL
With CONSULT-II
Check "HOOD SW" in "DATA MONITOR" mode with CONSULT-II.Door switch is released : Continuity should exist.
Door switch is pushed : Continuity should not exist.
WIIA0644E
When back door is open : Continuity should exist.
When back door is closed : Continuity should not exist.
WIIA0752E
8 - Ground : Continuity should exist.
LIIA0828E
When hood is open : HOOD SW ON
When hood is closed : HOOD SW OFF
LIIA0038E

BL-76
< SERVICE INFORMATION >
VEHICLE SECURITY (THEFT WARNING) SYSTEM
Without CONSULT-II
Check voltage between IPDM E/R harness connector E122 terminal
41 and ground.
OK or NG
OK >> Hood switch is OK.
NG >> GO TO 3.
3.CHECK HOOD SWITCH
1. Turn ignition switch OFF.
2. Disconnect hood switch connector.
3. Check continuity between hood switch terminals 1 and 2.
OK or NG
OK >> Check the following:
• Hood switch ground circuit.
• Harness for open or short between hood switch and
IPDM E/R
NG >> Replace hood switch.
Combination Meter (Security Indicator Lamp) CheckINFOID:0000000003532951
1.SECURITY INDICATOR LAMP ACTIVE TEST
With CONSULT-II
Check "THEFT IND” in "ACTIVE TEST" mode with CONSULT-II.
Without CONSULT-II
1. Disconnect BCM.
ConnectorTe r m i n a l
Condition of
hoodVoltage (V)
(Approx.)
(+) (-)
E122 41 GroundOpen 0
Closed Battery voltage
WIIA0601E
Terminals Condition Continuity
1- 2Pressed No
Released Yes
LIIA0040E
LIIA0044E