Infiniti FX35 / FX45. Manual — part 210
INTELLIGENT KEY SYSTEM
BL-107
< SERVICE INFORMATION >
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REMOTE CONTROL ENTRY FUNCTION MALFUNCTION
DOOR LOCK FUNCTION MALFUNCTION
Before conducting the diagnosis in the following table, check all power door lock system function. Refer to
“KEY” and “P shift” warning lamps in combination
meter turn on, but doors cannot be locked/un-
locked or the engine can not be started using Intel-
ligent Key.
1.
Use CONSULT-III to check if the Intelligent Key has
been registered
Refer to
CONSULT-III
Operation
Manual
2.
Use CONSULT-III setting change function to check if In-
telligent Key system has been cancelled
3.
Intelligent Key battery inspection
4.
Replace Intelligent Key unit
Symptom
Diagnoses service procedure
Refer to page
Symptom
Diagnoses service procedure
Refer to page
Door lock/unlock does not operate (other func-
tions normal) when Intelligent Key remote control-
ler button is operated.
1.
Check door lock/unlock setting
2.
Intelligent Key battery inspection
3.
Check door unlock sensor
4.
Check door switch
5.
Replace BCM
6.
Replace Intelligent Key unit
Driver side selective door unlock function does
not operate, when Intelligent Key remote control-
ler button is operated.
(All other remote control entry function is OK.)
1.
Check selective door unlock setting
2.
Replace BCM
3.
Replace Intelligent Key unit
Panic alarm (horn and headlamp) do not activate,
when panic alarm button is continuously pressed.
(All other remote control entry function is OK.)
1.
Check panic alarm mode
2.
Check headlamp function
3.
Check horn function
4.
Check IPDM E/R operation
5.
Check key switch (Intelligent Key unit input)
6.
Check ignition knob switch
7.
Replace Intelligent Key unit
Hazard lamps do not flash during door lock oper-
ation using Intelligent Key remote controller but-
ton operated.
(Turn signal lamp operation is OK.)
(All other remote control entry function is OK.)
1.
Check key reminder setting
2.
Replace BCM
3.
Replace Intelligent Key unit
Hazard lamps do not flash during door lock oper-
ation using Intelligent Key remote controller but-
ton operated.
(Turn signal lamps do not operate.)
Check hazard function
Intelligent Key warning buzzer does not sound
during door lock/unlock operation using Intelligent
Key remote controller button is operated.
(All other remote control entry function is OK.)
1.
Check if the operation confirmation Intelligent Key
warning buzzer was cancelled by the CONSULT-III set-
tings change function
2.
Check Intelligent Key warning buzzer
3.
Replace Intelligent Key unit
BL-108
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
ENGINE START FUNCTION MALFUNCTION
Intelligent Key Operation Inspection
Symptom
Diagnoses service procedure
Refer to page
Door lock/unlock does not operate when door
request switch operation is used (power door
lock system is normal).
1.
Check door lock/unlock setting
2.
Check outside key antenna
3.
Intelligent Key battery inspection
4.
Replace Intelligent Key unit
Door lock/unlock do not operate using door re-
quest switch operated (power door lock system
is normal).
1.
Check door switch
2.
Check key switch (Intelligent Key unit input)
3.
Check ignition knob switch
4.
Replace Intelligent Key unit
Driver side selective door unlock function does
not operate, when door request switch is operat-
ed.
(All other door lock function is OK.)
1.
Check selective door unlock setting
2.
Replace BCM
Passenger side selective door unlock function
does not operate, when door request switch is
operated.
(All other door lock function is OK.)
1.
Check selective door unlock setting
2.
Check passenger side select unlock relay
3.
Replace Intelligent Key unit
Hazard lamps do not flash during door lock op-
eration using door request switch operated.
(Turn signal lamp operation is normal.)
(All other door lock function is OK.)
1.
Check key reminder setting
2.
Replace BCM
3.
Replace Intelligent Key unit
Hazard lamps do not flash during door lock op-
eration using door request switch operated.
(Turn signal lamps do not operate.)
Check hazard function
Intelligent Key warning buzzer does not sound
during door lock/unlock operation using Intelli-
gent Key (regardless of whether Intelligent Key
remote controller button or request switch oper-
ation is used).
1.
Check if the operation confirmation Intelligent Key
warning buzzer was cancelled by the CONSULT-III
settings change function
2.
Check Intelligent Key warning buzzer
3.
Replace Intelligent Key unit
Door lock/unlock operation confirmation Intelli-
gent Key warning buzzer sounds, but door lock
actuator does not operate. (And hazard lamps
do not flash.)
1.
Check CAN communication
2.
Replace Intelligent Key unit
INTELLIGENT KEY SYSTEM
BL-109
< SERVICE INFORMATION >
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Mechanical Key Operation Inspection
WARNING CHIME FUNCTION MALFUNCTION
Before conducting the diagnosis in the following table, check “key reminder function” with power door lock sys-
tem.
Symptom
Diagnoses service procedure
Refer to page
Ig
ni
ti
o
n kn
ob
ca
n no
t
tu
rn
KEY warning lamp on combination meter
lights up in red when ignition knob is
pressed. (door lock functions normal)
1.
Intelligent Key battery inspection
2.
Check inside key antenna
3.
Replace Intelligent Key unit
KEY warning lamp on combination meter
lights up in green when ignition knob is
pressed.
1.
Check ignition knob switch
2.
Check steering lock unit
3.
Check Intelligent Key unit power supply and ground circuit
4.
Replace Intelligent Key unit
Ignition knob turns even without both Intelli-
gent Key and mechanical key.
Replace steering lock unit
—
Security indicator will still flash when ignition
knob is pressed.
1.
Check key switch (Intelligent Key unit input)
2.
Replace Intelligent Key unit
Security indicator does not flash with ignition
knob released at LOCK position. (push
switch OFF)
1.
CAN communication system
2.
Ignition knob switch system
3.
Intelligent Key unit power supply and ground circuit
Starter motor does not cranking.
(Ignition knob can turn)
1.
Check detention switch
2.
Check stop lamp switch
3.
Replace Intelligent Key unit
Symptom
Diagnoses service procedure
Refer to page
Ign
iti
on
kn
ob
can
no
t t
u
rn
Security indicator remains flashing with me-
chanical key inserted.
1.
Check key switch (BCM input)
2.
Replace Intelligent Key unit
KEY indicator and security indicator does
not flashing with mechanical key inserted.
1.
Check stop lamp switch
2.
Replace Intelligent Key unit
Starter motor does not cranking.
(Ignition knob can turn)
1.
Check detention switch
2.
Check stop lamp switch
3.
Replace Intelligent Key unit
Symptom
Diagnoses service procedure
Refer to page
Ignition key warning chime is inoperative.
(When mechanical key used)
1.
Check CAN communication
2.
Check key switch (Intelligent Key unit input)
3.
Check door switch
4.
Inspect combination meter (warning)
5.
Replace Intelligent Key unit
Ignition knob OFF position warning chime
(for inside vehicle) does not sound.
(Ignition key warning chime operates)
1.
Check CAN communication
2.
Check ignition knob switch
3.
Check key switch (Intelligent Key unit input)
4.
Replace Intelligent Key unit
BL-110
< SERVICE INFORMATION >
INTELLIGENT KEY SYSTEM
Ignition knob OFF position warning chime
(for outside vehicle: after door open/
closed) does not sound.
1.
Check CAN communication
2.
Check ignition knob switch
3.
Check door switch
4.
Check Intelligent Key warning buzzer
5.
Replace Intelligent Key unit
Intelligent Key take out warning chime
(when door open/closed) does not sound.
1.
Check CAN communication
2.
Intelligent Key battery inspection
3.
Check ignition knob switch
4.
Check door switch
5.
Check Intelligent Key warning buzzer
6.
Replace Intelligent Key unit
Intelligent Key take out warning chime
(when door opened/closed) sounds even
though Intelligent Key is in vehicle.
1.
Check inside key antenna
2.
Intelligent Key battery inspection
3.
Replace Intelligent Key unit
P position selecting warning lamp does
not light up
1.
Check detention switch
2.
Check combination meter
3.
Replace Intelligent Key unit
Intelligent Key take out warning chime
(when selector lever is except P position)
does not sound.
1.
Check CAN communication
2.
Check detention switch
3.
Replace Intelligent Key unit
Intelligent Key take out warning chime
(through window) does not sound
1.
Check if Intelligent Key removal warning (take out from
window) was canceled by CONSULT-III settings change
function
2.
Check CAN communication
3.
Intelligent Key battery inspection
4.
Check ignition knob switch
5.
Replace Intelligent Key unit
Intelligent Key take out warning chime
(through window) sounds even though In-
telligent Key is in vehicle.
1.
Check inside key antenna
2.
Intelligent Key battery inspection
3.
Replace Intelligent Key unit
Symptom
Diagnoses service procedure
Refer to page
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