2007 INFINITI M35 alarm

BL-78
INTELLIGENT KEY SYSTEM
Revision: 2007 April2007 M35/M45
8. CHECK TRUNK OPENER REQUEST SWITCH OPERATION
Does the trunk open operation by the trunk opener request switch operate?
OK or NG
OK >> GO TO 9.
NG >> GO TO BL-86, "
TRUNK OPEN FUNCTION MALFUNCTION" .
9. CHECK REMOTE KEYLESS FUNCTION
Does the following operation by the Intelligent Key remote control button operate?

Door lock/unlock function

Trunk open function

Panic alarm function
OK or NG
OK >> GO TO 10.
NG >> GO TO BL-85, "
REMOTE KEYLESS ENTRY FUNCTION MALFUNCTION" .
10. CHECK POWER WINDOW OPERATION
Does power window operation by power window main switch operate?
OK or NG
OK >> GO TO 11.
NG >> Refer to GW-14, "
POWER WINDOW SYSTEM" .
11 . CHECK POWER WINDOW DOWN FUNCTION
Does power window down function by Intelligent Key remote control button operate?
OK or NG
OK >> GO TO 12.
NG >> GO TO BL-88, "
POWER WINDOW DOWN FUNCTION MALFUNCTION" .
12. CHECK HAZARD AND BUZZER REMINDER FUNCTION BY REQUEST SWITCH
Does hazard and buzzer reminder function by the following switches operate?

Door request switches

Trunk opener request switch
OK or NG
OK >> GO TO 13.
NG >> GO TO BL-87, "
HAZARD AND BUZZER REMINDER FUNCTION MALFUNCTION" .
13. CHECK HAZARD AND HORN REMINDER FUNCTION BY INTELLIGENT KEY BUTTON
Does hazard and horn reminder function by Intelligent Key button operate?
OK or NG
OK >> GO TO 14.
NG >> GO TO BL-87, "
HAZARD AND HORN REMINDER FUNCTION MALFUNCTION" .
14. CHECK WARNING FUNCTION
Does warning function operate? Refer to BL-54, "
WARNING FUNCTION" .
OK or NG
OK >> GO TO 15.
NG >> Refer to BL-88, "
WARNING FUNCTION MALFUNCTION" .

INTELLIGENT KEY SYSTEM
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Revision: 2007 April2007 M35/M45
*: Select “SELECTION FROM MENU”.
WORK SUPPORT
TR CANCEL SW* Indicates [ON/OFF] condition of trunk cancel switch.
DOOR LOCK SIG* Indicates [ON/OFF] condition of door lock signal from Intelligent Key remote controller button.
DOOR UNLOCK SIG* Indicates [ON/OFF] condition of door unlock signal from Intelligent Key remote controller button.
KEYLESS TRUNK* Indicates [ON/OFF] condition of trunk open signal from Intelligent Key remote controller button.
KEYLESS PANIC* Indicates [ON/OFF] condition of panic alarm signal from Intelligent Key remote controller button.
DOOR SW DR*Indicates [OPEN/CLOSE] condition of front door switch driver side from BCM via CAN communica-
tion line.
DOOR SW AS*Indicates [OPEN/CLOSE] condition of front door switch passenger side from BCM via CAN commu-
nication line.
DOOR SW RR* Indicates [OPEN/CLOSE] condition of rear door switch LH from BCM via CAN communication line.
DOOR SW RL* Indicates [OPEN/CLOSE] condition of rear door switch RH from BCM via CAN communication line.
DOOR BK SW* Indicates [OPEN/CLOSE] condition of back door switch from BCM via CAN communication line.
TRUNK SW*Indicates [OPEN/CLOSE] condition of trunk room lamp switch from BCM via CAN communication
line.
VEHICLE SPEED* Indicates [km/h] condition of vehicle speed.Monitor item Content
Monitor item Description
CONFIRM KEY FOB ID It can be checked whether Intelligent Key ID code is registered or not in this mode.
TAKE OUT FROM WINDOW
WARNTake away warning chime (from window) mode can be changed to operate (ON) or not operate
(OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-II screen is touched.
LOW BAT OF KEY FOB WARNIntelligent Key low battery warning mode can be changed to operate (ON) or not operate (OFF)
with this mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II
screen is touched.
ANSWER BACK FUNCTIONHazard and buzzer reminder function mode can be changed to operate (ON) or not operate
(OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on CON-
SULT-II screen is touched.
SELECTIVE UNLOCK FUNC-
TIONSelective unlock function mode can be changed to operate (ON) or not operate (OFF) with this
mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is
touched.
ANTI KEY LOCK IN FUNCTIONKey reminder function mode can be changed to operate (ON) or not operate (OFF) with this
mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is
touched.
HORN WITH KEYLESS LOCKHorn reminder function mode by Intelligent Key button can be changed to operate (ON) or not
operate (OFF) with this mode. The operation mode will be changed when “CHANGE SETT” on
CONSULT-II screen is touched.
HAZARD ANSWER BACKHazard reminder function mode can be selected from the following with this mode. The operation
mode will be changed when “CHANGE SETT” on CONSULT-II screen is touched.

LOCK ONLY: Door lock operation only

UNLOCK ONLY: Door unlock operation only

LOCK/UNLOCK: Lock/Unlock operation

OFF: Non-operation
ANSWER BACK WITH I-KEY
LOCKBuzzer reminder function (lock operation) mode by door request switch (driver side and passen-
ger side) can be selected from the following with this mode. The operation mode will be changed
when “CHANGE SETT” on CONSULT-II screen is touched.

HORN CHIRP: Sound horn

BUZZER: Sound Intelligent Key warning buzzer

OFF: Non-operation
ANSWER BACK WITH I-KEY
UNLOCKBuzzer reminder function (unlock operation) mode by door request switch can be changed to
operate (ON) or not operate (OFF) with this mode.

BL-82
INTELLIGENT KEY SYSTEM
Revision: 2007 April2007 M35/M45
AUTO RELOCK TIMERAuto door lock timer mode can select the following with this mode.
1 min

5 min

OFF: Non-operation
PANIC ALARM DELAYPanic alarm button's pressing time on Intelligent Key remote control button can be selected from
the following with this mode. The operation mode will be changed when “CHANGE SETT” on
CONSULT-II screen is touched.

0.5 sec

1.5 sec

OFF: Non-operation
TRUNK/GLASS HATCH OPENBuzzer reminder function mode by trunk opener request switch can be changed to operate (ON)
or not operate (OFF) with this mode. The operation mode will be changed when “CHANGE
SETT” on CONSULT-II screen is touched.
TRUNK OPEN DELAYTrunk button's pressing time on Intelligent Key button can be selected from the following with this
mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is
touched.

0.5 sec

1.5 sec

OFF: Non-operation
P/W DOWN DELAYUnlock button's pressing time on Intelligent Key button can be selected from the following with
this mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen
is touched.

3 sec

5 sec

OFF: Non-operation
ENGINE START BY I-KEYEngine start function mode can be changed to operate (ON) or not operate (OFF) with this mode.
The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is touched.
LOCK/UNLOCK BY I-KEYDoor lock/unlock function by door request switch (driver side, passenger side and trunk) mode
can be changed to operate (ON) or not operate (OFF) with this mode. The operation mode will be
changed when “CHANGE SETT” on CONSULT-II screen is touched. Monitor item Description

BL-86
INTELLIGENT KEY SYSTEM
Revision: 2007 April2007 M35/M45
TRUNK OPEN FUNCTION MALFUNCTION
NOTE:

Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to BL-
77, "Trouble Diagnosis Procedure" .

Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis,
and check each symptom.

If the following “symptoms” are detected, check systems shown in the “Diagnosis/service procedure” col-
umn in this order.
Conditions of Vehicle (Operating Conditions)

Intelligent Key is out of key slot.

All doors are closed.
Auto lock function does not operate prop-
erly.1. Check “AUTO RELOCK TIMER” setting in “WORK SUPPORT”.BL-812. Check door switch.BL-94
3. Check key slot.BL-92
4. Replace BCM.BCS-15
Key reminder function does not operate.1.Check “ANTI KEY LOCK IN FUNCTION” setting in “WORK SUP-
PORT”.BL-81
2. Check door switch.BL-94
3. Check inside key antenna.BL-110
4. Check unlock sensor.BL-103
5. Check Intelligent Key battery inspection.BL-124
6. Replace Intelligent Key unit.BL-123
Panic alarm function does not operate.1. Check “PANIC ALARM DELAY” setting in “WORK SUPPORT”.BL-81
2. Check theft warning operation.BL-217
3. Check Intelligent Key battery inspection.BL-124
4. Check key slot.BL-92
5. Replace Intelligent Key unit.BL-123
Symptom Diagnosis/service procedureReference
page
Symptom Diagnosis/service procedure Reference page
Trunk open function does not operate by trunk
opener request switch.1. Check trunk opener request switch.BL-101

2. Check trunk lid opener cancel switch.BL-119
3. Check outside key antenna (trunk room).BL-108
4. Replace Intelligent Key unit.BL-123
Trunk open function does not operate by Intelli-
gent Key.1.Check “TRUNK OPEN DELAY” setting in “WORK
SUPPORT”.BL-812. Check trunk lid opener system.BL-207
3. Check trunk room lamp switch.BL-97
4. Check Intelligent Key battery inspection.BL-124
5. Replace Intelligent Key unit.BL-123
Key reminder function does not operate.1. Check door switch.BL-94
2. Check trunk room lamp switch.BL-97
3. Check inside key antenna (trunk room).BL-110
4. Check trunk lid opener system.BL-207
5. Replace Intelligent Key unit.BL-123

INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION
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Revision: 2007 April2007 M35/M45
CAUTION:
When CAN COMM CIRCUIT [U1000] and CONTROL UNIT (CAN) [U1010] are displayed, give priority to performing trouble diag-
nosis.
DATA MONITOR
IGN POWER CIRCUIT
[B2553]It continues for 2 seconds or more that ON power sup-
ply input to Intelligent Key unit is excessively low when
the power supply position is in ON positionCheck Intelligent Key
unit ON power supply
inputBL-161
ACC POWER CIRCUIT
[B2554]It continues for 2 seconds or more that ACC power
supply input to Intelligent Key unit is excessively low
when the power supply position is in ACC or ON posi-
tionCheck Intelligent Key
unit ACC power supply
inputBL-162
STOP LAMP CIRCUIT
[B2555]5V or less is detected at both the stop lamp switch sig-
nal input circuit that is input to Intelligent Key unit and
the monitor input before stop lamp switchCheck stop lamp switchBL-165
ENG START SW
[B2556]Condition that push-button ignition switch is pushed is
detected continuously for 100 seconds or moreCheck push-button igni-
tion switchBL-166
VEHICLE SPEED
[B2557]Some differences occur on one or more vehicle speed
inputs of Intelligent Key unitCheck vehicle speed sig-
nalBL-167
SHIFT POSITION
[B2558]

There is a difference between the shift position input
via CAN communication and the P position input by
detent switch

Vehicle speed (5 km/h or more) is detected continu-
ously for 10 seconds or more even if the shift posi-
tion is detected in P position when the power supply
position is in ON positionCheck shift position inputBL-170
PDU
[B2559]Internal malfunction is detected in PDU Replace PDUBL-172
START POW SUP CIRC
[B2560]Though the engine start operation is not performed,
starter relay in IPDM E/R is ONCheck starter power sup-
plyBL-172
LOW VOLTAGE
[B2562]Battery power supply input to Intelligent Key unit (8.8V
or less) is detected continuously for 1.5 seconds or
moreCheck battery low volt-
ageBL-175
HI VOLTAGE
[B2563]Battery power supply input to Intelligent Key unit (18V
or more) is detected continuously for 90 seconds or
moreCheck for battery high
voltageBL-176
NATS MALFUNCTION
[B2590]Malfunction is detected in immobilizer systemCheck (IVIS) NATS trou-
ble diagnosis procedureBL-265
Suspect Systems
[DTC]Diagnostic item is detected when... Repair work Reference page
Monitor item Content
DR REQ SW Indicates [ON/OFF] condition of door request switch (driver side).
AS REQ SW Indicates [ON/OFF] condition of door request switch (passenger side).
BD/TR REQ SW Indicates [ON/OFF] condition of trunk opener request switch.
ON POS Indicates [ON/OFF] condition of ignition switch in ON position.
ACC POS Indicates [ON/OFF] condition of ignition switch in ACC position.
DOOR STAT SW Indicates [ON/OFF] condition of door unlock sensor.
STOP LAMP SW Indicates [ON/OFF] condition of stop lamp switch.
P RANGE SW Indicates [ON/OFF] condition of park position switch.
TR CANCEL SW* Indicates [ON/OFF] condition of trunk cancel switch.
DOOR LOCK SIG* Indicates [ON/OFF] condition of door lock signal from Intelligent Key remote controller button.
DOOR UNLOCK SIG* Indicates [ON/OFF] condition of door unlock signal from Intelligent Key remote controller button.
KEYLESS TRUNK* Indicates [ON/OFF] condition of trunk open signal from Intelligent Key remote controller button.
KEYLESS PANIC* Indicates [ON/OFF] condition of panic alarm signal from Intelligent Key remote controller button.

INTELLIGENT KEY SYSTEM/ENGINE START FUNCTION
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Revision: 2007 April2007 M35/M45
ACTIVE TEST
PANIC ALARM DELAYPanic alarm button's pressing time on Intelligent Key remote control button can be selected from
the following with this mode. The operation mode will be changed when “CHANGE SETT” on
CONSULT-II screen is touched.
0.5 sec

1.5 sec

OFF: Non-operation
TRUNK/GLASS HATCH OPENBuzzer reminder function mode by trunk opener request switch can be changed to operate (ON)
or not operate (OFF) with this mode. The operation mode will be changed when “CHANGE
SETT” on CONSULT-II screen is touched.
TRUNK OPEN DELAYTrunk button's pressing time on Intelligent Key button can be selected from the following with this
mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is
touched.

0.5 sec

1.5 sec

OFF: Non-operation
P/W DOWN DELAYUnlock button's pressing time on Intelligent Key button can be selected from the following with
this mode. The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen
is touched.

3 sec

5 sec

OFF: Non-operation
ENGINE START BY I-KEYEngine start function mode can be changed to operate (ON) or not operate (OFF) with this mode.
The operation mode will be changed when “CHANGE SETT” on CONSULT-II screen is touched.
LOCK/UNLOCK BY I-KEYDoor lock/unlock function by door request switch (driver side, passenger side and trunk) mode
can be changed to operate (ON) or not operate (OFF) with this mode. The operation mode will be
changed when “CHANGE SETT” on CONSULT-II screen is touched. Monitor item Description
Test item Description
DOOR LOCK/UNLOCKThis test is able to check door lock/unlock operation.

The all door lock actuators are locked when “LOCK” on CONSULT-II screen is touched.

The all door lock actuators are unlocked when “ALL UNLK” on CONSULT-II screen is touched.

The door lock actuator (driver side) is unlocked when “DR UNLK” on CONSULT-II screen is
touched.

The door lock actuator (passenger side) is unlocked when “AS UNLK” on CONSULT- II screen
is touched.

The trunk lid opener actuator is open when “TRUNK OPEN” on CONSULT- II screen is
touched.
ANTENNAThis test is able to check Intelligent Key antenna operation.
When the following conditions are met, hazard warning lamps flash.

Inside key antenna (Instrument center) detects Intelligent Key, when “ROOM ANT1” on CON-
SULT-II screen is touched.

Inside key antenna (Center console) detects Intelligent Key, when “ROOM ANT2” on CON-
SULT-II screen is touched.

Inside key antenna (rear seat) detects Intelligent Key, when “ROOM ANT3” on CONSULT-II
screen is touched.

Inside key antenna (Trunk room) detects Intelligent Key, when “LAG ANT1” on CONSULT-II
screen is touched.

Outside key antenna (Driver side) detects Intelligent Key, when “DRIVER ANT” on CONSULT-II
screen is touched.

Outside key antenna (Passenger side) detects Intelligent Key, when “ASSIST ANT” on CON-
SULT-II screen is touched.

Outside key antenna (Trunk room) detects Intelligent Key, when “BD/TR ANT” on CONSULT-II
screen is touched.

BL-208
TRUNK LID OPENER
Revision: 2007 April2007 M35/M45
System DescriptionNIS001ZO
Power is supplied at all times

through 50A fusible link (letter F, located in the fuse and fusible link box)

to BCM terminal 55,

through 10A fuse [No.21, located in the fuse block (J/B)]

to BCM terminal 42.
Ground is supplied

to BCM terminal 52

through body grounds M16 and M70.
When trunk lid opener cancel switch is ON and trunk lid opener switch is ON (pushed)
Ground is supplied

to BCM terminal 30

through trunk lid opener switch terminals 1and 2

through trunk lid opener cancel switch terminals 1and 3 and

through body grounds M16 and M70.
And power is supplied

through BCM terminal 68

to trunk lid opener actuator terminal 3.
Ground is supplied

to trunk lid opener actuator terminal 2

through body grounds B402,B405.
Then BCM open trunk lid opener actuator.
TRUNK LID OPENER OPERATION
When trunk lid opener switch or trunk button of Intelligent Key is ON, BCM opens trunk opener actuator.
BCM can open trunk lid opener actuator when

vehicle speed is less than 5 km/h (3MPH)

vehicle security system is disarmed or pre-armed phase
BCM does not open trunk lid opener actuator when

trunk lid opener cancel switch is OFF (CANSEL)

vehicle speed is more than 5 km/h (3MPH)

vehicle security system is armed or alarm phase

Intelligent Key is inserted in key slot

VEHICLE SECURITY (THEFT WARNING) SYSTEM
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Revision: 2007 April2007 M35/M45
System DescriptionNIS001ZU
DESCRIPTION
Operation Flow
Setting the Vehicle Security System
Initial condition

Ignition switch is in OFF position.
Disarmed phase

When hood, doors or trunk is open, the vehicle security system is set in the disarmed phase on the
assumption that the owner is inside or near the vehicle.

When the vehicle security system is in the disarmed phase, the security indicator lamp blinks every 2.4
seconds.
Pre-armed phase and armed phase
When the following operation 1 or 2 is performed, the vehicle security system turns into the “pre-armed”
phase. (The security indicator lamp illuminates.)
1. BCM receives LOCK signal from front door key cylinder switch or Intelligent Key, after hood, trunk and all
doors are closed.
2. Hood, trunk and all doors are closed after front doors are locked by key or door lock and unlock switch.
The security indicator lamp illuminates for 30 seconds. Then, the system automatically shifts into the
“armed” phase.
Canceling the Set Vehicle Security System
When one of the following operations is performed, the armed phase is canceled.
1. Unlock the doors with the key or Intelligent Key.
2. Turn ignition switch “ON” or “ACC” position.
Canceling the Alarm Operation of the Vehicle Security System
When unlock the door with the key or Intelligent Key the alarm operation is canceled.
Activating the Alarm Operation of the Vehicle Security System
Make sure the system is in the armed phase. (The security indicator lamp brinks every 2.4 seconds.)
When the following operation 1 or 2 is performed, the system sounds the horns and flashes the headlamps for
about 50 seconds.
1. Hood, trunk or any door is opened during armed phase.
2. Disconnecting and connecting the battery connector before canceling armed phase.
PIIA1367E