Infiniti FX35, FX50 (S51). Manual — part 476
INTELLIGENT KEY SYSTEM
DLK-27
< SYSTEM DESCRIPTION >
C
D
E
F
G
H
I
J
L
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A
B
DLK
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7.
Front door switch (driver side) B16
8.
Front door lock assembly (driver
side) D15
9.
Fuel lid lock actuator B242
10. Back door opener switch D114
11.
Horn (low) E69, E70
12. Horn (high) E61, E62
13. Intelligent Key warning buzzer E80
A.
Dash side lower (passenger side)
B.
Engine room dash panel (RH)
C.
Behind the instrument lower panel
(driver side)
D.
View with center console assembly
removed
E.
View with front door finisher (LH) re-
moved
F.
View with luggage side finisher lower
(RH) removed
G.
View with front bumper removed
H.
View with front bumper removed
1.
Push-button ignition switch (push
switch) M50
2.
Inside key antenna (instrument cen-
ter) M131
3.
Unified meter and A/C amp.
M66, M67
4.
Inside key antenna (console) M146
5.
Inside key antenna (luggage room)
B228
6.
Front outside handle LH (request
switch)
D13
7.
Front outside handle LH (outside key
antenna) D14
8.
Back door control unit D123
9.
Outside key antenna (back door)
D118
JMKIA2607ZZ
DLK-28
< SYSTEM DESCRIPTION >
INTELLIGENT KEY SYSTEM
BACK DOOR OPEN FUNCTION : Component Description
INFOID:0000000005239497
REMOTE KEYLESS ENTRY FUNCTION
REMOTE KEYLESS ENTRY FUNCTION : System Diagram
INFOID:0000000005239498
REMOTE KEYLESS ENTRY FUNCTION : System Description
INFOID:0000000005239499
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.
OPERATION
Remote keyless entry system controls operation of the following functions
• Door lock/unlock
• Selective unlock
• Hazard and horn reminder
• Auto door lock
10. Back door lock assembly D122
11.
Back door opener request switch
D116
A.
View with luggage floor finisher front
removed
B.
View with back door finisher inner re-
moved
Item
Function
BCM
Controls the back door open function and room lamp function.
Back door opener switch
Input press/degrees signal to BCM.
Door lock actuator
Receives lock/unlock signal from BCM and locks/unlocks each door.
Door switch
Input door open/close condition to BCM.
Remote keyless entry receiver
Receives lock/unlock signal from the Intelligent Key, and then transmits to BCM.
Request switch (back door)
Input lock/unlock operation to BCM.
Intelligent Key
Transmits button operation to remote keyless entry receiver.
Outside key antenna (rear bumper)
Detects if Intelligent Key is outside the vehicle.
Inside key antenna
Detects if Intelligent Key is inside the vehicle.
Unified meter and A/C amp.
• Receive buzzer signal from BCM via CAN communication line, and sounds the buzzer.
• Transmits vehicle speed signal to BCM via CAN communication line.
Combination meter
Display, buzzer (combination meter) and KEY warning lamp are installed to combination meter.
Intelligent Key warning buzzer
Warns the user of the back door open/close condition and inappropriate operations with the
buzzer sound.
JMKIA2275GB
INTELLIGENT KEY SYSTEM
DLK-29
< SYSTEM DESCRIPTION >
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• Panic alarm
• Power window down
• Interior lamp
OPERATION AREA
To ensure the Intelligent Key works effectively, use within 1 m (3ft) range of each door, however the operable
range may differ according to surroundings.
DOOR LOCK/UNLOCK FUNCTION
• When door lock/unlock button of the Intelligent Key is pressed, lock signal or unlock signal is transmited from
Intelligent Key to BCM via remote keyless entry receiver.
• When BCM receives the door lock/unlock signal, it operates door lock actuator and fuel lid lock actuator,
blinks the hazard lamp (lock: 2 times, unlock: 1 time) and horn chirp signal to IPDM E/R at the same time as
a reminder.
• IPDM E/R honks horn (lock: 2 time) as a reminder
OPERATION CONDITION
SELECTIVE UNLOCK FUNCTION
When a LOCK signal is transmitted from Intelligent Key, all doors and fuel lid are locked.
When an UNLOCK signal is transmitted from Intelligent Key once, driver's door and fuel lid are unlocked.
Then, if an UNLOCK signal is transmitted from Intelligent Key again within 60 seconds, all other doors are
unlocked.
HAZARD AND HORN REMINDER FUNCTION
When doors are locked or unlocked by Intelligent Key, BCM flashes hazard warning lamps 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-III
DLK-54, "INTELLIGENT KEY : CONSULT-III Function (BCM - INTELLIGENT KEY)"
.
Without CONSULT-III
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 per the
following:
AUTO DOOR LOCK FUNCTION
Remote controller operation
Operation condition
Operation
Lock
All doors closed
All doors lock
Unlock
Intelligent Key is out of key slot
All doors unlock
C mode
S mode
Intelligent Key operation
Lock
Unlock
Lock
Unlock
Hazard warning lamp blinks
Twice
Once
Twice
—
Horn sound
Once
—
—
—
JMKIA2755GB
DLK-30
< SYSTEM DESCRIPTION >
INTELLIGENT KEY SYSTEM
When all doors and fuel lid are locked, ignition switch is OFF (ignition switch is not pressed) and key switch is
OFF (Intelligent Key is not inserted in key slot), doors and fuel lid are unlocked with Intelligent Key button.
When BCM does not receive the following signals within 30 seconds, all doors and fuel lid are locked.
• Door switch is ON (door is opened)
• Door is locked
• Ignition switch is ON
• Key switch is ON (Intelligent Key is inserted in key slot)
Auto door lock mode can be changed by using “AUTO LOCK SET” mode in “WORK SUPPORT”. Refer to
DLK-54, "INTELLIGENT KEY : CONSULT-III Function (BCM - INTELLIGENT KEY)"
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), BCM receives PANIC ALARM signal from Intelligent Key.
BCM turns ON and OFF headlamp intermittently and transmits theft warning horn signal to IPDM E/R. Then,
IPDM E/R turns ON and OFF horn intermittently.
The headlamp blinks and the horn sounds intermittently.
The alarm automatically turns off:
• After 25 seconds
• When BCM receives any signal from Intelligent Key
Panic alarm function mode can be changed by “PANIC ALARM SET” mode in “WORK SUPPORT”. Refer to
DLK-54, "INTELLIGENT KEY : CONSULT-III Function (BCM - INTELLIGENT KEY)"
KEYLESS POWER WINDOW DOWN (OPEN) FUNCTION
All power windows open when the unlock button on Intelligent Key is activated and pressed for more than 3
seconds with the ignition switch OFF. The windows keep opening if the unlock button is continuously pressed.
The power window opening stops when the following operations are performed:
• When the unlock button is kept pressed more than 15 seconds.
• When the ignition switch is turned ON while the power window opening is operated.
• When the unlock button is released.
While retained power operation activate, Keyless power window down (open) function cannot be operated.
Keyless power window down operation mode can be changed by using “PW DOWN SET” mode in “WORK
SUPPORT”. Refer to
DLK-54, "INTELLIGENT KEY : CONSULT-III Function (BCM - INTELLIGENT KEY)"
INTERIOR ROOM LAMP CONTROL
Intelligent Key system turns on interior lamp by receiving UNLOCK signal from Intelligent Key. For detailed
description, refer to
.
LIST OF OPERATION RELATED PARTS
Parts marked with
×
are the parts related to operation.
Remote keyless entry functions
In
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Do
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Door switch
Do
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o
c
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ac
tu
a
to
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an
d f
ue
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id
loc
k
ac
tu
ato
r
CAN co
mm
un
ic
at
io
n
sy
st
em
BCM
Co
mb
in
at
ion
me
te
r
Hazard warning lamp
Horn
IPDM
E/R
Headlamp
Power window switch
Door lock/unlock function by remote control button
×
×
×
×
×
Hazard and horn reminder function
×
×
×
×
×
×
×
Selective unlock function
×
×
×
×
Keyless power window down (open) function
×
×
×
×
Auto door lock function
×
×
×
×
Panic alarm function
×
×
×
×
×
×
×
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