2019 INFINITI QX50 key battery

NOTE:
The door handle welcome lights and one
touch unlock sensor can be deactivated in
“Vehicle Settings” in the lower touch-screen
display. For additional information, refer to
the separate INFINITI InTouch™ Owner’s
Manual.
HOW TO USE THE REMOTE
KEYLESS ENTRY FUNCTION
The remote keyless entry function can oper-
ate all door locks using the remote keyless
function of the Intelligent Key. The remote
keyless function can operate at a distance of
33 ft (10 m) away from the vehicle. The op-
erating distance depends upon the conditions
around the vehicle.
The remote keyless entry function will not
function under the following conditions:∙ When the Intelligent Key is not within the operational range.
∙ When the doors or the rear liftgate are open or not closed securely.
∙ When the Intelligent Key battery is dis- charged.
CAUTION
When locking the doors using the Intelli-
gent Key, be sure not to leave the key in the
vehicle.
Locking doors
1. Place the ignition switch in the LOCK position.
2. Close all doors.
3. Press the
button on the Intelli-
gent Key.
4. The hazard indicator lights flash twice and the horn beeps once.
5. All doors will be locked.
LPD2257
Pre-driving checks and adjustments3-15

SymptomPossible CauseRemedy
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, refer to “Battery
replacement” in the “Do-it-yourself” sec-
tion of this manual.
The No Key Detected warning appears
on the display, the outside chime sounds
three times and the inside warning
chime sounds for approximately 3 sec-
onds. The battery charge may be getting low.
Replace the battery with a new one. For
additional information, refer to “Battery
replacement” in the “Do-it-yourself” sec-
tion of this manual.
When pushing the ignition switch The I-Key System Error: See Owner’s
Manual warning appears on the display. It warns of a malfunction with the Intel-
ligent Key system.It is recommended that you visit an
INFINITI retailer.
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 (if so equipped)
∙ Navigation settings (if so equipped)
∙ Air conditioner
∙ Automatic drive positioner (if so equipped)
∙ Engine/transmission ∙ Steering
∙ Suspension (if so equipped)
∙ Active trace control system
∙ Driver assistance except for the Forward
Emergency Braking (FEB) with Pedes-
trian Detection system (if so equipped)
∙ Body Control Module (BCM)
3-20Pre-driving checks and adjustments

Thebutton will be on the INFINITI In-
telligent Key if the vehicle has Remote Engine
Start. This feature allows the engine to start
from outside the vehicle.
The following features may be affected
when Remote Engine Start is used:
∙ Vehicles with an automatic climate con- trol system will default to either a heating
or cooling mode depending on outside
and cabin temperatures. For additional
information, refer to “Remote Engine
Start with Intelligent Climate Control” in
the “Monitor, climate, audio, phone and
voice recognition systems” section of this
manual. 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.
Other conditions may affect the function of
the Remote Engine Start feature. For addi-
tional information, refer to “Conditions the
Remote Engine Start will not work” in this
section.
Other conditions can affect the performance
of the Intelligent Key transmitter. For addi-
tional information, refer to “INFINITI Intelli-
gent Key” in this section.
REMOTE ENGINE START
OPERATING RANGE
WARNING
To help avoid risk of injury or death through
unintended operation of the vehicle and/or
its systems, including entrapment in win-
dows or inadvertent door lock activation,
do not leave children, people who require
the assistance of others or pets unattended
in your vehicle. Additionally, the tempera-
ture 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 location, 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.
LPD2272
REMOTE ENGINE START (if so
equipped)
Pre-driving checks and adjustments3-21

OPERATING THE POWER
LIFTGATE
WARNING
∙ Make sure that all passengers have theirhands, etc., inside the vehicle before clos-
ing the liftgate. ∙ To help avoid risk of injury and/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 oth-
ers and/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 and/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
A.
A chime sounds to indicate the power open
sequence has been started.
∙ When the vehicle is locked, the liftgate can be opened by the instrument panel
switch, Intelligent Key and liftgate opener
switch
A(with the Intelligent Key in lift-
gate operation 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
B(with the Intel-
ligent Key in liftgate operation range) or
press the
button on the Intelli-
gent Key.
∙ To open the liftgate with the Intelligent Key, hold the button for 0.5 seconds.
Instrument panel switch
LPD2720
Liftgate opener switch and request switch
LPD2755
Pre-driving checks and adjustments3-25

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
Ais
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
Aand
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
Pre-driving checks and adjustments3-27

CAUTION
∙ If the power liftgate does not stay openor if the liftgate unexpectedly closes at
any time while a continuous warning
chime sounds, do not operate the lift-
gate. There may be a pressure loss in one
or both of the liftgate struts. It is recom-
mended that you have the liftgate in-
spected. It is recommended that you visit
an INFINITI retailer for this service.
∙ Do not activate the power liftgate if one or both of the liftgate struts are re-
moved. Damage to the liftgate or power
liftgate mechanisms may occur.
∙ Keep the power liftgate main switch (if so equipped) in the OFF position when
washing or working around the back of
the vehicle (with Intelligent Key) to pre-
vent inadvertent opening/closing.
Power liftgate release
If the liftgate cannot be opened with the
instrument panel switch, liftgate opener
switch or key fob due to a discharged battery,
follow these steps:
1. Remove the cover
Aon the inside of the
liftgate.
2. Move the lever
Bas illustrated to open
the liftgate.
It is recommended that you visit an INFINITI
retailer as soon as possible for repair.
LIFTGATE POSITION SETTING
The liftgate can be set to open to a specific
height (garage mode) by performing the fol-
lowing:
1. Open the liftgate using the request switch or the Intelligent Key.
2. Pull the liftgate down and move to the desired height position (the liftgate will
have some resistance when being manu-
ally adjusted).
LPD2749LPD2722
3-30Pre-driving checks and adjustments

For additional information, refer to the sepa-
rate INFINITI InTouch™ Owner’s Manual and
“Log-in function” in this section.
ENTRY/EXIT FUNCTION
This system is designed so that the driver’s
seat and automatic operation steering col-
umn will automatically move when you the
vehicle is engaged in the P (Park) position.
This allows the driver to get into and out of
the driver’s seat more easily.
The driver’s seat will slide backward and the
steering column will move up:∙ When the driver’s door is opened with the ignition switch placed in the OFF posi-
tion.
∙ When the ignition is switched OFF with the driver’s door open.
The driver’s seat and steering wheel will re-
turn to the previous position: ∙ When the ignition is switched ON while the vehicle is engaged in the P (Park)
position. The entry/exit function can be adjusted or
canceled through “Vehicle Settings” in the
lower touch-screen display by performing the
following:
∙ Switch the Lift Steering Wheel on Exit from ON to OFF.
∙ Switch the Slide Driver Seat Back on Exit from ON to OFF.
Restarting the entry/exit function
If the battery cable is disconnected, or if the
fuse opens, the stored memory positions will
be lost and some of the functions will be
restricted:
1. Drive the vehicle over 25 mph (40 km/h).
OR 2. Open and close the driver’s door more than two times with the ignition switch
in the OFF position.
The entry/exit function should now work
properly.
SETTING MEMORY FUNCTION
The position of the following settings can be
linked to the Intelligent Key and the memo-
rized settings can be available for each Intel-
ligent Key.
∙ Climate control system
∙ Navigation system (if so equipped)
∙ Audio system
To use the memory function, set the climate,
navigation and audio systems to the driver’s
preferred settings. Lock the doors with the
Intelligent Key. Each Intelligent Key may be
set with the driver’s individual preferences.
When a new Intelligent Key is used, “Connec-
tion with the key has been done” will be dis-
played on the vehicle information display and
the memorized settings are available.
To engage the memorized settings, perform
the following: 1. Carry the Intelligent Key that is linked to the memorized settings.
2. Unlock the doors by pushing the driver’s door handle request switch or the
button on the Intelligent Key.
3-40Pre-driving checks and adjustments

5 Starting and driving
Precautions when starting and driving.............5-4
Exhaust gas (carbon monoxide) ................5-4
Three-way catalyst ............................5-4
Tire Pressure Monitoring System (TPMS) .......5-5
On-pavement and off-road driving
precautions ...................................5-9
Avoiding collision and rollover ..................5-9
Off-road recovery .............................5-9
Rapid air pressure loss ....................... 5-10
Drinking alcohol/drugs and driving ...........5-10
Driving safety precautions ....................5-11
Intelligent All-Wheel Drive (AWD) driving
safety precautions (if so equipped) ...........5-13
Push-button ignition switch ....................5-13
Operating range ............................ 5-14
Push-button ignition switch positions .........5-15
Emergency engine shut off ..................5-16
INFINITI Intelligent Key battery
discharge ................................... 5-16
INFINITI Vehicle Immobilizer System ..........5-17
Before starting the engine .......................5-17
Starting the engine .............................. 5-17
Remote Engine Start (if so equipped) .........5-18 Driving the vehicle
.............................. 5-19
Continuously Variable Transmission
(CVT) ....................................... 5-19
Electronic parking brake ........................ 5-24
Automatic operation ........................ 5-24
Manual operation ........................... 5-25
When towing a trailer ....................... 5-26
Automatic brake hold ........................... 5-26
How to activate/deactivate the
automatic brake hold function ...............5-27
How to use the automatic brake hold
function .................................... 5-28
INFINITI Drive Mode Selector ..................5-29
Standard mode ............................. 5-29
Sport mode ................................. 5-29
Personal mode .............................. 5-29
ECO mode .................................. 5-30
Lane Departure Warning (LDW)
(if so equipped) ................................. 5-33
L

DW system operation ...................... 5-34
How to enable/disable the LDW system .....5-35
LDW system limitations .....................5-35
System temporarily unavailable ..............5-36