2021 INFINITI QX80 fuel

3 Pre-driving checks and adjustments
Keys ........................................................................\
.............. 3-2Intelligent Key .............................................................. 3-2
Valet hand-off ............................................................. 3-4
Doors ........................................................................\
............ 3-4 Locking with mechanical key ................................... 3-4
Opening and closing windows with the
mechanical key ............................................................. 3-5
Locking with inside lock knob ................................. 3-5
Locking with power door lock switch ................... 3-5
Automatic door locks ................................................. 3-6
Child safety rear door lock ...................................... 3-6
Intelligent Key system ...................................................... 3-7 Intelligent Key operating range ............................... 3-9
Door locks/unlocks precaution ............................... 3-9
Intelligent Key operation ......................................... 3-10
Battery saver system ............................................... 3-12
Warning signals ......................................................... 3-12
Troubleshooting guide ............................................. 3-13
Remote keyless entry system ...................................... 3-15 How to use remote keyless entry system .......... 3-16
Remote engine start (if so equipped) ........................ 3-19 Remote engine start operating range ................. 3-19
Remote starting the engine ................................... 3-19
Extending engine run time ..................................... 3-20 Canceling a remote engine start ........................ 3-20
Conditions the remote engine start will
not work ................................................................... 3-20
Hood ........................................................................\
.......... 3-21
Liftgate ........................................................................\
..... 3-22 Operating manual liftgate .................................... 3-22
Operating power liftgate ...................................... 3-22
Auto closure ............................................................ 3-25
Liftgate release lever ............................................. 3-26
Fuel-filler door ................................................................ 3-26
Opening the fuel-filler door ................................. 3-26
Fuel-filler cap ........................................................... 3-27
Tilt/telescopic steering ................................................. 3-29
Electric operation .................................................... 3-29
Sun visors ........................................................................\
3-30
Mirrors ........................................................................\
..... 3-30
Inside mirror ............................................................. 3-30
Outside mirrors ........................................................ 3-37
Vanity mirror ............................................................ 3-39
Automatic drive positioner ......................................... 3-40
Entry/exit function ................................................ 3-40
Memory storage ..................................................... 3-40
Setting memory function ...................................... 3-41
System operation .................................................... 3-42

.You can switch the lock system to the
mode that allows you to open all the
doors when the key is turned once. (See
INFINITI InTouch
TMOwner’s Manual.)
OPENING AND CLOSING WIN-
DOWS WITH THE MECHANICAL
KEY
The driver’s door key operation also allows
you to open and close all door windows.
To open the windows, turn the driver’s door
key cylinder to the rear of the vehicle for
longer than 1 second. The door is unlocked
and the window keeps opening while turning
the key.
This function can also be performed by
pushing and holding the door UNLOCK
button of the Intelligent Key. (See “Remote
keyless entry system” (P.3-15).)
To close the windows, turn the driver’s door
key cylinder to the front of the vehicle for
longer than 1 second. The door is locked and
the window keeps closing while turning the
key.
SPA2744
LOCKING WITH INSIDE LOCK
KNOB
To lock the door individually, move the inside
lock knob to the lock position.
To unlock, move the inside lock knob to the
unlock position
.
Be sure not to leave the Intelligent Key
inside the vehicle.
JVP0319X
LOCKING WITH POWER DOOR
LOCK SWITCH
Operating the power door lock switch will
lock or unlock all the doors. The switches are
located on the driver’s and front passenger’s
door armrests.
To lock the doors, push the power door lock
switch to the lock position
.
Be sure not to leave the Intelligent Key
inside the vehicle.
To unlock the doors including the fuel-filler
door, push the power door lock switch to the
unlock position
.
Pre-driving checks and adjustments3-5

When you carry the Intelligent Key with you,
you can lock or unlock all doors by pushing
the door handle request switch (driver’s or
front passenger’s)
or the liftgate request
switchwithin the range of operation.
When you lock or unlock the doors or the
liftgate, the hazard indicator will flash and
the horn (or the outside chime) will sound as
a confirmation. For details, see “Setting
hazard indicator and horn mode” (P.3-17).
Welcome light and farewell light
function
When you lock or unlock the doors including
the liftgate, the parking lights, tail lights and
the license plate light will illuminate for a
period of time. The welcome light and fare-
well light function can be disabled. For
information about disabling the welcome
light and farewell light function, it is recom-
mended you see an INFINITI retailer.
Locking doors and fuel-filler door
1. Move the shift lever to the P (Park) position, push the ignition switch to the
OFF position and make sure you carry
the Intelligent Key with you.*1
2. Close all the doors.*2
3. Push the door handle request switch (driver’s or front passenger’s)
or the
liftgate request switchwhile carrying the Intelligent Key with you.*3
4. All the doors and fuel-filler door will lock.
5. The hazard indicator flashes twice and the outside chime sounds twice.
*1: Doors will lock with the Intelligent Key
while the ignition switch is in the ACC or ON
position.
*2: Doors will not lock with the Intelligent
Key while any door is open.
*3: Doors will not lock by pushing the door
handle request switch with the Intelligent
Key inside the vehicle.
However, when an Intelligent Key is inside
the vehicle, doors can be locked with another
registered Intelligent Key.
CAUTION
. After locking the doors using the
request switch, make sure that the
doors have been securely locked by
operating the door handles.
. When locking the doors using the
request switch, make sure to have the
Intelligent Key in your possession
before operating the request switch
to prevent the Intelligent Key from
being left in the vehicle. .
The request switch is operational
only when the Intelligent Key has
been detected by the Intelligent Key
system.
Lockout protection:
To prevent the Intelligent Key from being
accidentally locked in the vehicle, lockout
protection is equipped with the Intelligent
Key system.
When the driver’s side door is open, the
doors are locked, and then the Intelligent
Key is put inside the vehicle and all the doors
are closed; the lock will automatically unlock
and the door buzzer sounds.
NOTE:
The doors may not lock when the Intelligent
Key is in the same hand that is operating the
request switch to lock the door. Put the
Intelligent Key in a purse, pocket or your
other hand.
CAUTION
The lockout protection may not function
under the following conditions:
. When the Intelligent Key is placed on
top of the instrument panel.
Pre-driving checks and adjustments3-11

3-12Pre-driving checks and adjustments
.When the Intelligent Key is placed
inside the glove box or a storage bin.
. When the Intelligent Key is placed
inside the door pockets.
. When the Intelligent Key is placed
inside or near metallic materials.
Unlocking doors and fuel-filler door
1. Push the door handle request switch
(driver’s or front passenger’s)or the
liftgate request switchonce while
carrying the Intelligent Key with you.
When you approach the vehicle with the
Intelligent Key, the puddle light and the
passenger cabin illumination will illumi-
nate and stay on for a short period of
time. (See “Welcome light” (P.2-72).)
2. The hazard indicator flashes once and outside chime sounds once. The corre-
sponding door will unlock.
The fuel-filler door will also unlock when
the driver’s door handle request switch is
pushed.
3. Push the door handle request switch again within 60 seconds.
4. The hazard indicator flashes once and outside chime sounds once again. All the
doors will unlock. The liftgate can be unlocked and opened by
pushing the liftgate opener switch. See
“Liftgate” (P.3-22).
All doors will be locked automatically unless
one of the following operations is performed
within 1 minute after pushing the request
switch while the doors are locked. If during
this 1-minute time period, the request switch
is pushed, all doors will be locked automa-
tically after another 1 minute.
.
Opening any door
. Pushing the ignition switch
Power liftgate open
1. Carry the Intelligent Key.
2. Push the power liftgate opener switch
.
3. The liftgate will unlock and automatically open.
4. The hazard indicator flashes 4 times and the outside chime sounds.
BATTERY SAVER SYSTEM
When all the following conditions are met
for a period of time, the battery saver
system will cut off the power supply to
prevent battery discharge.
.The ignition switch is in the ACC position,
and
. All doors are closed, and .
The shift lever is in the P (Park) position.
WARNING SIGNALS
To help prevent the vehicle from moving
unexpectedly by erroneous operation of the
Intelligent Key listed on the following chart
or to help prevent the vehicle from being
stolen, chime or beep sounds inside and
outside the vehicle and a warning displays in
the vehicle information display.
When a chime or beep sounds or the warning
displays, be sure to check the vehicle and
Intelligent Key.
See “Troubleshooting guide” (P.3-13) and
“Vehicle information display” (P.2-20).

WARNING
The Intelligent Key transmits radio
waves when the buttons are pushed.
The FAA advises that radio waves may
affect aircraft navigation and commu-
nication systems. Do not operate the
Intelligent Key while on an airplane.
Make sure the buttons are not operated
unintentionally when the unit is stored
for a flight.
It is possible to lock/unlock all doors, fuel-
filler door, activate the panic alarm and open
the windows by pushing the buttons on the
Intelligent Key from outside the vehicle.
Before locking the doors, make sure the
Intelligent Key is not left in the vehicle.
The LOCK/UNLOCK button on the Intelli-
gent Key can operate at a distance of
approximately 33 ft (10 m) from the vehicle.
(The effective distance depends upon the
conditions around the vehicle.)
As many as 4 Intelligent Keys can be used
with one vehicle. For information concerning
the purchase and use of additional Intelli-
gent Keys, contact an INFINITI retailer.
The lock and unlock buttons on the Intelli-
gent Key will not operate when: .
the distance between the Intelligent Key
and the vehicle is over 33 ft (10 m).
. the Intelligent Key battery runs down.
After locking with the remote keyless entry
function, pull the door handle to make sure
the doors are securely locked.
The LOCK/UNLOCK operating range varies
depending on the environment. To securely
operate the lock and unlock buttons, ap-
proach the vehicle to about 3 ft (1 m) from
the door.
Pre-driving checks and adjustments3-15
REMOTE KEYLESS ENTRY SYSTEM

3-16Pre-driving checks and adjustments
SPA2718
Type A
JVP0156X
Type B
LOCK button
UNLOCK button
Power liftgate button
PANIC button
Remote engine start button
HOW TO USE REMOTE KEYLESS
ENTRY SYSTEM
When you lock or unlock the doors or the
liftgate, the hazard indicator will flash and
the horn (or the outside chime) will sound as
a confirmation. For details, see “Setting
hazard indicator and horn mode” (P.3-17).
Locking doors and fuel-filler door
1. Move the shift lever to the P (Park)position, push the ignition switch to the
OFF position and make sure you carry
the Intelligent Key with you.*
2. Close all the doors and the liftgate.
3. Push the LOCK
buttonon the
Intelligent Key.
4. All the doors, the liftgate and fuel-filler door will lock.
5. The hazard indicator flashes twice and the horn chirps once.
*: Doors will lock with the Intelligent Key
while the ignition switch is in the ACC or ON
position.
Unlocking doors and fuel-filler door
1. Push the UNLOCKbuttonon the
Intelligent Key once.
2. The hazard indicator flashes once. The driver’s door and fuel-filler door will
unlock.
The puddle light and the passenger cabin
illumination will illuminate and stay on
for a short period of time.
3. Push the UNLOCK
button on the
Intelligent Key again within 60 seconds.
4. The hazard indicator flashes once again. All the doors will unlock.
All doors will be locked automatically unless
one of the following operations is performed
within 1 minute after pushing the UNLOCK
button on the Intelligent Key while the doors
are locked. If during this 1-minute time
period, the UNLOCK button on the Intelli-
gent Key is pushed, all doors will be locked
automatically after another 1 minute.
. Opening any door
. Pushing the ignition switch
Opening windows
To open the windows, push the door UN-
LOCKbutton on the Intelligent Key for
about 3 seconds after the door is unlocked.
To stop opening, release the UNLOCK

3-26Pre-driving checks and adjustments
pinching, keep hands and fingers
away from liftgate opening.
. Do not let children operate the lift-
gate.
SPA2778
LIFTGATE RELEASE LEVER
If the liftgate cannot be opened with the
door lock switch due to a discharged battery,
follow these steps.
1. Remove the cover
inside of the liftgate
using a suitable tool.
2. Move the lever
as illustrated to open
the liftgate.
It is recommended you contact an INFINITI
retailer as soon as possible for repair.
OPENING THE FUEL-FILLER
DOOR
CAUTION
Lock all doors before going through
automatic car wash. Locking doors helps
prevent fuel-filler door from opening
and becoming damaged.
FUEL-FILLER DOOR

SPA2752
To open the fuel-filler door, unlock the fuel-
filler door by using one of the following
operations, then push the right side of the
door.
.Push the driver’s door handle request
switch with the Intelligent Key carried
with you.
. Push the passenger’s door handle re-
quest switch or liftgate request switch
twice with the Intelligent Key carried
with you.
. Push the UNLOCK button on the Intel-
ligent Key.
. Insert the mechanical key into the door
lock cylinder and rotate it towards the
rear of the vehicle. .
Push the power door lock switch to the
UNLOCK position.
To lock, close the fuel-filler door securely
and lock all doors by operating the door
handle request switch, the LOCK button on
the Intelligent Key, the mechanical key or the
power door lock switch.
FUEL-FILLER CAP
WARNING
. Gasoline is extremely flammable and
highly explosive under certain condi-
tions. You could be burned or ser-
iously injured if it is misused or
mishandled. Always stop engine and
do not smoke or allow open flames or
sparks near the vehicle when refuel-
ing.
. Do not attempt to top off the fuel
tank after the fuel pump nozzle shuts
off automatically. Continued refuel-
ing may cause fuel overflow, resulting
in fuel spray and possibly a fire.
. Use only an original equipment type
fuel-filler cap as a replacement. It has
a built-in safety valve needed for
proper operation of the fuel system
and emission control system. An in-
correct cap can result in a serious malfunction and possible injury. It
could also cause the malfunction
indicator light to come on.
. Never pour fuel into the throttle body
to attempt to start your vehicle.
. Do not fill a portable fuel container in
the vehicle or trailer. Static electricity
can cause an explosion of flammable
liquid, vapor or gas in any vehicle or
trailer. To reduce the risk of serious
injury or death when filling portable
fuel containers:
— Always place the container on the ground when filling.
— Do not use electronic devices when filling.
— Keep the pump nozzle in contact with the container while you are
filling it.
— Use only approved portable fuel containers for flammable liquid.
CAUTION
. If fuel is spilled on the vehicle body,
flush it away with water to avoid
paint damage.
Pre-driving checks and adjustments3-27