2018 INFINITI QX80 fuel

9. Low fuel warning
This warning appears when the fuel level in
the tank is getting low. Refuel as soon as it is
convenient, preferably before the fuel gauge
reaches the 0 (Empty) position.
There is a small reserve of fuel remaining in
the tank when the fuel gauge reaches the 0
(Empty) position.
10. Low washer fluid warning
This warning appears when the washer tank
fluid is at a low level. Add washer fluid as
necessary. (See “Window washer fluid” (P.8-
10).)
11. Door/liftgate open warning
(ignition switch is in the ON posi-
tion)
This warning appears if any of the doors
and/or the liftgate are open or not closed
securely. The vehicle icon indicates which
door or the liftgate is open on the display.
12. Loose fuel cap warning
This warning appears when the fuel-filler
cap is not tightened correctly after the
vehicle has been refueled. (See “Fuel-filler
cap” (P.3-27).)
13. Check tire pressure warning
This warning appears when the low tire
pressure warning light in the meter illumi-
nates and low tire pressure is detected. The
warning appears each time the ignition
switch is placed in the ON position as long
as the low tire pressure warning light
remains illuminated. If this warning appears,
stop the vehicle and adjust the tire pressure
to the recommended COLD tire pressure
shown on the Tire and Loading Information
label. (See “Low tire pressure warning light”
(P.2-15) and “Tire Pressure Monitoring
System (TPMS)” (P.5-5).)
14. Extended storage fuse warning
(if so equipped)
This warning may appear if the extended
storage fuse switch is not pushed in
(switched on). When this warning appears,
push in (switch on) the extended storage
fuse switch to turn off the warning. For
more information, see “Extended storage
fuse switch” (P.8-20).
15. Back-up Collision Intervention
(BCI) not available warning (if so
equipped)
This warning appears when the Back-up
Collision Intervention (BCI) system is tem-porarily not available.
For more details, see “Back-up Collision
Intervention (BCI)” (P.5-55).
16. Back-up Collision Intervention
(BCI) malfunction warning (if so
equipped)
This warning appears when the Back-up
Collision Intervention (BCI) system is not
functioning properly.
For more details, see “Back-up Collision
Intervention (BCI)” (P.5-55).
17. Headlight warning
This warning appears if the LED headlights
are malfunctioning. It is recommended you
have the system checked by an INFINITI
retailer.
18. Front radar obstruction warning
(if so equipped)
This warning appears when the sensor area
of the front bumper is covered with dirt or is
obstructed, making it impossible to detect a
vehicle ahead.
The following systems will be automatically
canceled.
.
Intelligent Cruise Control (ICC) system (if
so equipped)
Instruments and controls2-25

2-28Instruments and controls
SIC4494
SIC4420
TRIP COMPUTER
Switches for the trip computer are located
on the right side of the combination meter
panel. To operate the trip computer, push
the switches as shown above.
switch
switch
When the ignition switch is pushed to the
ON position, modes of the trip computer can
be selected by pushing the
switch.
Each time the
switchis pushed, the
display will change as follows:
Current fuel consumption ?Average fuel
consumption and speed ?Elapsed time and
trip odometer ?Distance to empty (dte) ?

Outside air temperature (ICY)?Setting ?
Warning check
1. Current and average fuel con-
sumption
The current and average fuel consumption
mode shows the current and average fuel
consumption.
2. Average fuel consumption (MPG
or l (liter)/100 km) and speed (MPH
or km/h)
Fuel consumption:
The average fuel consumption mode shows
the average fuel consumption since the last
reset. Resetting is done by pushing the
switchfor longer than 1 second. (The
average speed is also reset at the same
time.)
The display is updated every 30 seconds. At
about the first 1/3 mile (500 m) after a
reset, the display shows “——”.
Speed:
The average speed mode shows the average
vehicle speed since the last reset. Resetting
is done by pushing the
switchfor
longer than 1 second. (The average fuel
consumption is also reset at the same time.)
The display is updated every 30 seconds. The first 30 seconds after a reset, the
display shows “——”.
3. Elapsed time and trip odometer
(MILES or km)
Elapsed time:
The elapsed time mode shows the time since
the last reset. The displayed time can be
reset by pushing the
switchfor longer
than 1 second. (The trip odometer is also
reset at the same time.)
Trip odometer:
The trip odometer mode shows the total
distance the vehicle has been driven since
the last reset. Resetting is done by pushing
the
switchfor longer than 1 second.
(The elapsed time is also reset at the same
time.)
4. Distance to empty (dte — MILES
or km)
The distance to empty (dte) mode provides
you with an estimation of the distance that
can be driven before refueling. The dte is
constantly being calculated, based on the
amount of fuel in the fuel tank and the actual
fuel consumption.
The display is updated every 30 seconds.
The dte mode includes a low range warning
feature. If the fuel level is low, the warning is displayed on the screen.
When the fuel level drops even lower, the
dte display will change to “——”.
.
If the amount of fuel added is small, the
display just before the ignition switch is
pushed to the OFF position may con-
tinue to be displayed.
. When driving uphill or rounding curves,
the fuel in the tank shifts, which may
momentarily change the display.
5. Outside air temperature (ICY — °F
or °C)
The outside air temperature is displayed in °F
or °C in the range of −22 to 131°F (−30 to
55°C).
The outside air temperature mode includes a
low temperature warning feature. If the
outside air temperature is below 37°F
(3°C), the warning is displayed on the screen.
The outside temperature sensor is located in
front of the radiator. The sensor may be
affected by road or engine heat, wind
directions and other driving conditions. The
display may differ from the actual outside
temperature or the temperature displayed
on various signs or billboards.
Instruments and controls2-29

2-50Instruments and controls
SIC4474
TOW mode should be used when pulling a
heavy trailer or hauling a heavy load. Driving
the vehicle in TOW mode with no trailer/
load or light trailer/light load will not cause
any damage. However, fuel economy may be
reduced, and the transmission/engine driv-
ing characteristics may feel unusual.
Push the TOW mode switch to activate
TOW mode. The indicator light on the TOW
mode switch illuminates when TOW mode is
selected. Push the TOW mode switch again
to turn TOW mode off.
TOW mode is automatically canceled when
the ignition switch is placed in the OFF
position.
SIC4455
The vehicle should be driven with the Vehicle
Dynamic Control (VDC) system on for most
driving conditions.
If the vehicle is stuck in mud or snow, the
VDC system reduces the engine output to
reduce wheel spin. The engine speed will be
reduced even if the accelerator is depressed
to the floor. If maximum engine power is
needed to free a stuck vehicle, turn the VDC
system off.
To turn off the VDC system, push the VDC
OFF switch. The
indicator will illumi-
nate.
Push the VDC OFF switch again or restart
the engine to turn on the system. (See
“Vehicle Dynamic Control (VDC) system” (P.5-133).)
TOW MODE SWITCH
VEHICLE DYNAMIC CONTROL
(VDC) OFF SWITCH

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) ........................ 3-18 Remote engine start operating range ................. 3-19
Remote starting the engine ................................... 3-19
Extending engine run time ...................................... 3-19 Canceling a remote start ...................................... 3-19
Conditions the remote engine start will
not work ................................................................... 3-20
Hood ........................................................................\
.......... 3-21
Liftgate ........................................................................\
..... 3-21 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 ........................................................................\
. 3-29
Mirrors ........................................................................\
..... 3-30
Inside mirror ............................................................. 3-30
Outside mirrors ........................................................ 3-36
Vanity mirror ............................................................ 3-38
Automatic drive positioner .......................................... 3-39
Entry/exit function ................................................. 3-39
Memory storage ...................................................... 3-39
Setting memory function ..................................... 3-40
System operation .................................................... 3-41

.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 Owner’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.2-65).)
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.3-21).
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.2-21).