2021 INFINITI QX50 key

The panic alarm stops when:
• It has run for a period of time, or
• Any button is pressed on the Intelligent Key.
• The request switch on the driver or passen-ger door is pushed and the Intelligent Key is
in range of the door handle.
Answer back horn feature
If desired, the answer back horn feature can
be deactivated using the Intelligent Key.
When it is deactivated and the
button
is pressed, the hazard indicator lights flash
twice. When the
button is pressed, nei-
ther the hazard indicator lights nor the horn
operates.
NOTE:
If you change the answer back horn and light
flash feature with the Intelligent Key, the
lower touch-screen display will show the
current mode after the ignition switch has
been cycled from the OFF to the ON position
of the ”Comfort & Convenience” options of
the “Settings” menu in the lower touch-
screen display can also be used to change the
answer back horn mode between “Conve-
nience” and “Security” settings. To deactivate:
Press and hold the
andbuttonsfor at least 2 seconds.
The hazard indicator lights will flash three
times to confirm that the answer back horn
feature has been deactivated.
To activate: Press and hold the
andbuttonsfor at least 2 seconds once
more.
The hazard indicator lights will flash once and
the horn will sound once to confirm that the
horn beep feature has been reactivated.
Deactivating the horn beep feature does not
silence the horn if the alarm is triggered.
WARNING SIGNALS
To help prevent the vehicle from moving un-
expectedly by erroneous operation of the In-
telligent Key or to help prevent the vehicle
from being stolen, a chime or buzzer sounds
from inside and outside the vehicle and a
warning is displayed in the instrument panel.
When a chime or beep sounds or a warning is
displayed, be sure to check the vehicle and
the Intelligent Key.
For additional information, see “Trouble-
shooting guide” (P. 3-16) and the separate
INFINITI InTouch™ Owner’s Manual.
TROUBLESHOOTING GUIDE
Verify the location of all Intelligent Keys that
are programmed for the vehicle. If another
Intelligent Key is in range or inside the vehicle,
the vehicle system may respond differently
than expected.
3-16Pre-driving checks and adjustments

SymptomPossible CauseRemedy
When engaging the P (Park) position The Push Ignition to OFF warning ap-
pears in the display. The ignition switch is in the ON position.Place the ignition switch in the OFF
position.
When opening the driver’s door to get
out of the vehicle The Door Open warning appears on the
display.
The ignition switch is in the ON position.Place the ignition switch in the OFF
position.
When closing the door after getting out
of the vehicle The No Key Detected warning appears
on the display, the outside chime sounds
three times.
The ignition switch is in the ON position.
Place the ignition switch in the OFF
position.
The Shift to P warning appears on the
display and the outside chime sounds
continuously. The ignition switch is in the ON position
and the P (Park) position is not engaged.Apply the parking brake.
Place the ignition switch in the OFF
position.
When closing the door with the inside
lock knob turned to LOCK The outside chime sounds for approxi-
mately 3 seconds and all the doors un-
lock.
The Intelligent Key is inside the vehicle. Carry the Intelligent Key with you.
When pushing the door handle or lift-
gate request switch or the
button
on the Intelligent Key to lock the door The outside chime sounds for approxi-
mately 2 seconds.
The Intelligent Key is inside the vehicle. Carry the Intelligent Key with you.
When pushing the ignition switch to
start the engine The Key Battery Low warning appears
on the display.
The battery charge may be getting low.Replace the battery with a new one. For
additional information, see “Battery re-
placement” (P. 8-22).
The No Key Detected warning appears
on the display, the outside chime sounds
three times and the inside warning chime
sounds for approximately 3 seconds. The battery charge may be getting low.
Replace the battery with a new one. For
additional information, see “Battery re-
placement” (P. 8-22).
When pushing the ignition switch The Key System Error: See Owner’s
Manual warning appears on the display. It warns of a malfunction with the Intelli-
gent Key system.It is recommended that you visit an
INFINITI retailer.
Pre-driving checks and adjustments3-17

LOG-IN FUNCTION
After setting up the user information, the
system will automatically recognize the user
upon turning on the vehicle.
There will be a personalized welcome greet-
ing and screen prompt to log in.
This feature allows four drivers to use their
own registration, drive mode, driving posi-
tion, air conditioner, and auto settings and
memorizes these custom settings.
The log-in user can be changed on the wel-
come greeting screen or the User List screen.
For additional information, refer to the sepa-
rate INFINITI InTouch™ Owner’s Manual.
The log-in function is linked to the following
features:
• Meter
• Audio
• Navigation system display
• Navigation settings
• Air conditioner
• Memory seat (if so equipped)
• Engine/transmission
• Steering
• Suspension (if so equipped)
• Active trace control system• Driver assistance except for the Forward
Emergency Braking (FEB) with Pedestrian
Detection system (if so equipped)
• Body Control Module (BCM)
The
button will be on the INFINITI
Intelligent Key if the vehicle has Remote En-
gine Start. This feature allows the engine to
start from outside the vehicle.
Vehicles with an automatic climate control
system will default to either a heating or
cooling mode depending on outside and
cabin temperatures. For additional informa-
tion, see. “Remote Engine Start with Intelli-
gent Climate Control” (P. 4-35).
Laws in some local communities may restrict
the use of remote starters. For example,
some laws require a person using Remote
Engine Start to have the vehicle in view.
Check local regulations for any requirements.
LPD2995
REMOTE ENGINE START (if so
equipped)
3-18Pre-driving checks and adjustments

Other conditions may affect the function of
the Remote Engine Start feature. For addi-
tional information, see “Conditions the Re-
mote Engine Start will not work” (P. 3-20).
Other conditions can affect the performance
of the Intelligent Key transmitter. For addi-
tional information, see “INFINITI Intelligent
Key” (P. 3-6).
REMOTE ENGINE START
OPERATING RANGE
WARNING
To help avoid risk of injury or death
through unintended operation of the ve-
hicle and/or its systems, including entrap-
ment in windows or inadvertent door lock
activation, do not leave children, people
who require the assistance of others or
pets unattended in your vehicle. Addition-
ally, the temperature inside a closed vehicle
on a warm day can quickly become high
enough to cause a significant risk of injury
or death to people and pets.
CAUTION
When the Intelligent Key battery is dis-
charged or other strong radio wave
sources are present near the operating lo-
cation, the Intelligent Key operating range
becomes narrower, and the Intelligent Key
may not function properly.
The Remote Engine Start function can only
be used when the Intelligent Key is within the
specified operating range from the vehicle.
The Remote Engine Start operating range is
approximately 197 ft (60 m) from the vehicle.
REMOTE STARTING THE
VEHICLE
To use the Remote Engine Start feature to
start the engine perform the following:
1. Aim the Intelligent Key at the vehicle.
2. Press the
button to lock all doors.
3. Within 5 seconds press and hold the
button until the turn signal lights flash and
the tail lamps turn on. If the vehicle is not
within view press and hold the
but-
ton for at least 2 seconds. The following events will occur when the en-
gine starts:
• The parking lights will turn on and remain
on as long as the engine is running.
• The doors will be locked and the climate control system may come on.
• The engine will continue to run for 10 min- utes. Repeat the steps to extend the time
for an additional 10 minutes. For additional
information, see “Extending engine run
time” (P. 3-19).
Depress and hold the brake then push the
push-button ignition switch to the ON posi-
tion before driving. For additional informa-
tion, see “Driving the vehicle” (P. 5-18).
EXTENDING ENGINE RUN TIME
The Remote Engine Start feature can be ex-
tended one time by performing the steps
listed in “Remote starting the vehicle” in this
section. Run time will be calculated as
follows:
• The first 10–minute run time will start when the Remote Engine Start function is
performed.
Pre-driving checks and adjustments3-19

• The second 10 minutes will start immedi-ately when the Remote Engine Start func-
tion is performed again. For example, if the
engine has been running for 5 minutes, and
10 minutes are added, the engine will run
for a total of 15 minutes.
• Extending engine run time will bring you to the two Remote Engine Start limit.
A maximum of two Remote Engine Starts, or
a single start with an extension, are allowed
between ignition cycles.
The ignition switch must be cycled to the ON
position and then back to the OFF position
before the Remote Engine Start procedure
can be used again.
CANCELING A REMOTE ENGINE
START
To cancel a Remote Engine Start, perform
one of the following:
• Aim the Intelligent Key at the vehicle and press
until the parking lights turn off.
• Turn on the hazard indicator flashers.
• Cycle the ignition switch on and then off.
• The extended engine run time has expired.
• The first 10–minute timer has expired.
• The engine hood has been opened.
• The vehicle is shifted out of P (Park). • The alarm sounds due to illegal entry into
the vehicle.
• The ignition switch is pushed without an Intelligent Key in the vehicle.
• The ignition switch is pushed with an Intel- ligent Key in the vehicle but the brake pedal
is not depressed.
CONDITIONS THE REMOTE
ENGINE START WILL NOT WORK
The Remote Engine Start will not operate if
any of the following conditions are present:
• The ignition switch is placed in the ONposition.
• The hood is not securely closed.
• The hazard indicator lights are on.
• The engine is still running. The engine must be completely stopped. Wait at least 6 sec-
onds if the engine goes from running to off.
This is not applicable when extending en-
gine run time.
• The
button is not pressed and held for
at least 2 seconds.
• The
button is not pressed and held
within 5 seconds of pressing the lock
button.
• The brake is pressed.
• The doors are not closed and locked. • The liftgate is open.
• The Key System Error warning shows in the
vehicle information display.
• The alarm sounds due to illegal entry into the vehicle.
• Two Remote Engine Starts, or a single Re- mote Engine Start with an extension, have
already been used.
• The vehicle is not in P (Park).
• There is a detected registered key already inside of the vehicle.
• The Remote Engine Start function has been switched to the OFF position in the
“Comfort & Convenience” options of the
“Settings” menu of the lower touch-screen
display. For additional information, refer to
the separate INFINITI InTouch™ Owner’s
Manual.
The Remote Engine Start may display a
warning or indicator in the vehicle informa-
tion display. For additional information, refer
to the separate INFINITI InTouch™ Owner’s
Manual.
3-20Pre-driving checks and adjustments

OPERATING THE POWER
LIFTGATE
WARNING
• Make sure that all passengers have their
hands, etc., inside the vehicle before
closing the liftgate. •
To help avoid risk of injury or death
through unintended operation of the ve-
hicle and/or its systems, including en-
trapment in windows or inadvertent
door lock activation, do not leave chil-
dren, people who require the assistance
of others or pets unattended in your ve-
hicle. Additionally, the temperature in-
side a closed vehicle on a warm day can
quickly become high enough to cause a
significant risk of injury or death to
people or pets.
NOTE:
To open, close or reverse the power liftgate,
engage the P (Park) position. Also, the
power liftgate will not operate if the battery
voltage is low.
Power Open:
The power liftgate automatically moves from
the fully closed position to the fully open
position in approximately 5 to 8 seconds. The
power open feature can be activated by the
switch on the Intelligent Key, the instrument
panel switch or the liftgate opener switch
OA.
A chime sounds to indicate the power open
sequence has been started.
LPD3058
Instrument panel switch
LPD2755
Liftgate opener switch and request switch
3-22Pre-driving checks and adjustments

• When the vehicle is locked, the liftgate canbe opened by the instrument panel switch,
Intelligent Key and liftgate opener switch
OA(with the Intelligent Key in liftgate op-
eration range). The liftgate will individually
unlock and open. Once the liftgate is
closed, the vehicle will remain unlocked. To
lock the liftgate, push the liftgate request
switch
OB(with the Intelligent Key in lift-
gate operation range) or press the
button on the Intelligent Key.
• To open the liftgate with the Intelligent Key, hold the button for 1 second.
• To open the liftgate with the instrument panel switch, hold the button for 1 second.
• To open the liftgate with the liftgate opener switch
OA, the liftgate must be un-
locked if the Intelligent Key is not in liftgate
operation range. Power Close:
The power liftgate automatically moves from
the fully open position to the secondary po-
sition. When the liftgate reaches the second-
ary position, the cinching motor engages and
pulls the liftgate to its primary latch position.
Power close takes approximately 7 to 10
seconds. The power close feature can be ac-
tivated by the switch on the Intelligent Key,
the instrument panel and the liftgate close
switch
OC. A chime sounds to indicate the
power close sequence has been started. • If the liftgate opener switch
OAis activated
while the cinching motor is engaged, the
cinching motor will disengage and release
the latch and the liftgate will open.
• The Intelligent Key button must be held for 1 second before the liftgate closes.
• The liftgate close switch
OCcan only be
used to close the liftgate if the power lift-
gate main switch is in the ON position.
Stop - Reverse:
During the open/close movement, the lift-
gate can be stopped if the Intelligent Key,
instrument panel or liftgate opener switch
OAor liftgate close switchOCis pushed. The
liftgate can be reversed if the Intelligent Key,
instrument panel or liftgate opener switch
OAor liftgate request switchOBis pushed again.
Auto Reverse:
If an obstacle is detected during power open
or power close, a warning chime will sound
and the liftgate will reverse direction and re-
turn to the full open or full close position. If a
second obstacle is detected, the liftgate mo-
tion will stop and the liftgate will enter
manual mode.
LPD3032
Liftgate close switch
Pre-driving checks and adjustments3-23

A pinch strip is mounted on each side of the
liftgate. If an obstacle is detected by a pinch
strip during power close, the liftgate will re-
verse direction and return to the full open
position.
NOTE:
If the pinch strip is damaged or removed, the
power close function will not operate.
WARNING
There are some small distances immedi-
ately before the closed position which can-
not be detected. Make sure that all passen-
gers have their hands, etc., inside the
vehicle before closing the liftgate. Manual Mode:
If power operation is not available, the lift-
gate may be operated manually. Power op-
eration may not be available if multiple ob-
stacles have been detected in a single power
cycle or if the battery voltage is low.
If the power liftgate opener switch
OAis
pushed during power open or close, the
power operation will be canceled and the
liftgate can be operated manually.
To open the liftgate manually, unlock the
doors, push the liftgate opener switch
OAand
lift the liftgate.
To close, lower and push the liftgate down
securely.
MOTION-ACTIVATED LIFTGATE
(if so equipped)
The liftgate can be operated using a quick
kicking motion under the center of the rear
bumper.
To operate, the Intelligent Key must be within
31.5 in (80 cm) of the liftgate.
NOTE:
Tow hitches are available as an accessory for
this vehicle. If a tow hitch is installed, the
liftgate electronic control unit (ECU) needs
to be replaced with an ECU programmed
with towing logic for the Motion-Activated
Liftgate to function properly.
LPD2721
3-24Pre-driving checks and adjustments