Infiniti M35/M45 Y50. Manual — part 245
INTELLIGENT KEY SYSTEM
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Key Reminder Function
Key reminder functions have the following 3 functions.
*:If the door closing impact shocks the door lock knob, or contacts against baggage with the door lock knob might activate the door locks
accidentally but unlock operation will be perform at these cases.
CAUTION:
●
The above function operates when the Intelligent Key is inside the vehicle. However, there may be
times when the Intelligent Key cannot be detected, and this function will not operate when the
Intelligent Key is on the instrument panel, rear parcel shelf, or in the glove box. Also, this system
sometimes does not operate if the Intelligent Key is in the door pocket for the open door.
●
When the key reminder function is operated when the trunk is open/closed and the buzzers sound,
if the following operations are performed, the key reminder function is cleared and buzzer sounds
are stopped.
–
Remote controller door lock button operation of Intelligent Key
–
Remote controller door unlock button operation of Intelligent Key
–
When the trunk is closed, the Intelligent Key is not inside the vehicle
–
When any door is open
Selective Unlock Function
When an LOCK signal is sent from door request switch (driver side or passenger side), all doors will be locked.
When an UNLOCK signal is sent from door request switch (driver side or passenger side) once, driver's door
will be unlocked.
Then, if an UNLOCK signal is sent from door request switch (driver side and passenger side) again within 5
seconds, all other door will be unlocked.
Hazard and Buzzer Reminder Function
During lock, unlock, or trunk opening operation by each request switch, the hazard warning lamps and Intelli-
gent Key warning buzzer will flashes or honk as a reminder.
When doors are locked, unlocked or trunk open by each request switch, Intelligent Key unit honks Intelligent
Key warning buzzer as a reminder and sends hazard request signal to BCM via CAN communication line.
BCM flashes hazard warning lamps as a reminder.
Operating function of hazard and buzzer reminder
How to change hazard and buzzer reminder mode
With CONSULT-II
Key remainder function
Operation condition
Operation
Driver door close*
Right after driver side door is closed under the following conditions
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Door lock operation is performed
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Driver side door is opened
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Driver side door is in unlock state
All doors unlock
Door is open or closed
Right after all doors are closed under the following conditions
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Intelligent Key is inside the vehicle
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Any door is opened
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All doors are locked by door lock and unlock switch or door lock knob
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All doors unlock
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Honk Intelligent Key warning
buzzer
Trunk is closed
Right after trunk is closed under the following conditions
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Intelligent Key is inside trunk room
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all doors are closed
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all doors are locked
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Trunk open
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Honk Intelligent Key warning
buzzer
Operation
Hazard warning lamp flash
Intelligent Key warning buzzer honk
Unlock
Once
Once
Lock
Twice
Twice
Trunk open
—
Fourth
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INTELLIGENT KEY SYSTEM
Hazard and buzzer reminder can be changed using “HAZARD ANSWER BACK”, “ANSWER BACK WITH I-
KEY LOCK” and “ANSWER BACK WITH I-KEY UNLOCK” mode in “WORK SUPPORT”.Refer to
Auto Door Lock Function
When all doors are locked, ignition switch is in OFF position and key switch is OFF (Intelligent Key is not
inserted in key slot), doors are unlocked with door request switch
When Intelligent Key unit does not receive the following signals within 60 seconds, all doors are locked.
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Door switch is ON (door is opened)
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Door is locked
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Ignition switch is ON (ignition switch is pressed)
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Key switch is ON (Intelligent Key is inserted in key slot)
Auto door lock mode can be changed by “AUTO RELOCK TIMER” mode in “WORK SUPPORT”. Refer to
.
Room Lamp Operation
When the following conditions are met:
●
Condition of interior lamp switch is in DOOR position
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Door switch OFF (all the doors are closed)
Intelligent Key system turns on interior lamp (for 30 seconds) by receiving UNLOCK signal from door request
switch. For detailed description, refer to
LT-269, "ROOM LAMP TIMER OPERATION"
.
List of Operation Related Parts
Parts marked with
×
are the parts related to operation.
Door lock/trunk open function
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In
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Door lock/unlock function by request switch
×
×
×
×
×
×
×
×
×
×
×
Trunk open function by the trunk opener
request switch
×
×
×
×
×
×
×
×
×
×
×
×
Hazard and buzzer reminder function for door
lock/unlock operation
×
×
×
×
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Buzzer reminder for trunk open operation
×
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×
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Key reminder function
×
×
×
×
×
×
×
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×
×
×
×
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Selective unlock function by request switch
(Driver side)
×
×
×
×
×
×
×
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Selective unlock function by request switch
(Passenger side)
×
×
×
×
×
×
×
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Auto door lock function
×
×
×
×
×
×
×
×
×
INTELLIGENT KEY SYSTEM
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REMOTE KEYLESS ENTRY FUNCTIONS
The Intelligent Key has the same functions as the remote control entry system. Therefore, it can be used in the
same manner as the remote controller by operating the door lock/unlock button and trunk open button.
System Diagram
Operation Description/Door Lock/Unlock Function
●
When door lock/unlock button of the Intelligent Key is pressed, lock signal or unlock signal is sent from
Intelligent Key to Intelligent Key unit via remote keyless entry receiver.
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Intelligent Key unit sends the door lock/unlock request signal to BCM via CAN communication line.
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Intelligent Key unit sends the door lock/unlock signal to BCM.
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When BCM receives the door lock/unlock signal, it operates door lock actuator, flashes the hazard lamp
(lock: 1 time, unlock: 2 times) and horn chirp signal to IPDM E/R at the same time as a reminder.
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IPDM E/R honks horn (lock: 1 time) as a reminder
Operation Description/Trunk Open Function
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When trunk button of the Intelligent Key is pressed, the trunk open signal is sent from the Intelligent Key to
the Intelligent Key unit via remote keyless entry receiver.
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Intelligent Key unit sends trunk open request signal to BCM via CAN communication line.
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When BCM receives the trunk open request signal, it operates the trunk lid opener actuator and opens the
trunk.
Operation Condition
Operation Area
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Operating Range
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To ensure the Intelligent Key works effectively, use within 100 cm range of each doors, however the oper-
able range might be differ by surroundings.
Selective Unlock Function
When an LOCK signal is sent from Intelligent Key, all doors will be locked.
When an UNLOCK signal is sent from Intelligent Key once, driver's door will be unlocked.
Then, if an UNLOCK signal is sent from Intelligent Key again within 5 seconds, all other door will be unlocked.
PIIB6274E
Remote controller operation
Operation condition
Operation
Lock
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All doors closed
All doors lock
Unlock
●
Intelligent Key is out of key slot
All doors unlock
Trunk open
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Press and hold the trunk open button for 0.5 second or more
Trunk open
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INTELLIGENT KEY SYSTEM
Hazard and Horn Reminder Function
When doors are locked or unlocked by Intelligent Key, Intelligent Key unit sends hazard and horn request sig-
nal to BCM via CAN communication line.
BCM flashes hazard warning lamps as a reminder and sends horn chirp signal to IPDM E/R. IPDM E/R
sounds horn as a reminder.
The hazard and horn reminder has a horn chirp mode (C mode) and a non-horn chirp mode (S mode).
Operating function of hazard and horn reminder
Hazard and horn reminder does not operate if any door switch is ON (any door is OPEN).
How to change hazard and horn reminder mode
With CONSULT-II
Hazard and horn reminder can be changed using “HORN WITH KEYLESS LOCK” and “HAZARD ANSWER
BACK” mode in “WORK SUPPORT”.Refer to
Without CONSULT-II
When LOCK and UNLOCK signals are sent from the Intelligent Key for more than 2 seconds at the same time,
the hazard and horn reminder mode is changed and hazard warning lamp flashes and horn sounds as follows:
Auto Door Lock Function
When all doors are locked, ignition switch is OFF (ignition switch is not pressed) and key switch is OFF (Intel-
ligent Key is not inserted in key slot), doors are unlocked with Intelligent Key button. When Intelligent Key unit
does not receive the following signals within 30 seconds, all doors are locked.
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Door switch is ON (door is opened)
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Door is locked
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Ignition switch is ON
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Key switch is ON (Intelligent Key is inserted in key slot)
Auto door lock mode can be changed by “AUTO RELOCK TIMER” mode in “WORK SUPPORT”. Refer to
.
Panic Alarm Function
When ignition switch is OFF (ignition switch is not pressed) and key switch is OFF (Intelligent Key is not
inserted in key slot), Intelligent Key unit receives PANIC ALARM signal from Intelligent Key.
Intelligent Key unit sends alarm request signal to BCM via CAN communication line.
BCM turns on and off headlamp intermittently and sends theft warning horn signal to IPDM E/R. Then, IPDM
E/R turns on and off horn intermittently.
The headlamp flashes and the horn sounds intermittently.
The alarm automatically turns off:
●
After 25 seconds
●
When Intelligent Key unit receives any signal from Intelligent Key
●
When door request switch is pressed (Intelligent Key is within the outside key antenna detection area)
Panic alarm function mode can be changed by “PANIC ALARM DELAY” mode in “WORK SUPPORT”. Refer to
C mode
S mode
Intelligent Key operation
Lock
Unlock
Trunk open
Lock
Unlock
Trunk open
Hazard warning lamp flash
Twice
Once
—
Twice
—
—
Horn sound
Once
—
—
—
—
—
SEL153WA
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