automatic transmission INFINITI QX80 2021 Owner's Manual

0-14Illustrated table of contents
Red lightNamePage
Automatic Transmission (AT)
oil temperature warning light 2-12
Automatic Transmission (AT)
park warning light2-12
Brake warning light
2-12
Charge warning light 2-13
Engine oil pressure warning
light2-13
Master warning light 2-14
Seat belt warning light 2-14
Security indicator light 2-14
Supplemental air bag warn-
ing light2-14Yellow
light Name Page
Adaptive Front lighting Sys-
tem (AFS) indicator light (if so
equipped) 2-15
Anti-lock Braking System
(ABS) warning light
2-15
Automatic Transmission (AT)
check warning light2-15
Check suspension indicator
light2-15
Four-Wheel Drive (4WD)
warning light (4WD models)
2-15
Forward Emergency Braking
(FEB) system warning light2-16
Low tire pressure warning
light
2-16
Malfunction Indicator Light
(MIL) 2-17
Master warning light 2-18
Vehicle Dynamic Control
(VDC) off indicator light2-18
Vehicle Dynamic Control
(VDC) warning light
2-18Other
light Name Page
Exterior light indicator
2-19
Front fog light indicator light2-19
Front passenger air bag sta-
tus light2-19
High beam assist indicator
light
2-19
High beam indicator light
2-19
TOW mode indicator light 2-19
Turn signal/hazard indicator
lights2-19
WARNING AND INDICATOR LIGHTS

1-4Safety — seats, seat belts and supplemental restraint system
FRONT SEATS
Front power seat adjustment
Operating tips:
.The power seat motor has an auto-reset
overload protection circuit. If the motor
stops during operation, wait 30 seconds,
then reactivate the switch.
. Do not operate the power seat switch for
a long period of time when the engine is
off. This will discharge the battery.
See “Automatic drive positioner” (P.3-40)
for the seat position memory function.
CAUTION
When adjusting the seat positions, be
sure not to contact any moving parts to
avoid possible injuries and/or damages.
SSS1051
Forward and backward:
Moving the switch
forward or backward
will slide the seat forward or backward to
the desired position.
Reclining:
Move the recline switch
backward until
the desired angle is obtained. To bring the
seatback forward again, move the switch
forward.
The reclining feature allows adjustment of
the seatback for occupants of different sizes
for added comfort and to help obtain proper
seat belt fit. (See “Precautions on seat belt
usage” (P.1-18).) Also, the seatback can be
reclined to allow occupants to rest when the vehicle is stopped and the transmission is in
the P (Park) position.

be against your body. In an accident,
you could be thrown into it and
receive neck or other serious injuries.
You could also slide under the lap belt
and receive serious internal injuries.
. For the most effective protection
when the vehicle is in motion, the
seat should be upright. Always sit
well back and upright in the seat with
both feet on the floor and adjust the
seat belt properly. See “Precautions
on seat belt usage” (P.1-18).
SSS1118
Power folding
Push and hold the front side of the switchlocated on the passenger side of the cargo
room. The corresponding seatback (R: right
side, L: left side) will be folded down
automatically. Push and hold the rear side of the switch
.
The seatback will be returned automatically.
The seatback will rise up while holding the
switch.
NOTE:
Operating the power folding seats can
discharge the vehicle battery if the vehicle
is not running.
CAUTION
When operating the rear power seat-
back return, make sure that the vehicle is
stopped and the transmission is in the P
(Park) position.
WARNING
. Never allow anyone to ride in the
cargo area or on the rear seat when it
is in the fold-down position. Use of
these areas by passengers without
proper restraints could result in ser-
ious injury in an accident or sudden
stop.
. When returning the seatbacks to the
upright position, be certain they are
completely secured in the latched
position. If they are not completely
Safety — seats, seat belts and supplemental restraint system1-9

Warning indicator light (red)Warning indicator light (yellow)Vehicle Dynamic Control (VDC) off in-
dicator light
Automatic Transmission (AT) oil tem-
perature warning lightAdaptive Front lighting System (AFS)
indicator light (if so equipped)Vehicle Dynamic Control (VDC) warning
light
Automatic Transmission (AT) park
warning lightAnti-lock Braking System (ABS) warning
lightWarning indicator light (other)
Exterior light indicator
Brake warning lightAutomatic transmission check warning
lightFront fog light indicator light
Charge warning lightCheck suspension indicator lightFront passenger air bag status light
Engine oil pressure warning lightFour-Wheel Drive (4WD) warning light
(4WD models)High beam assist indicator light
Master warning lightForward Emergency Braking (FEB) sys-
tem warning lightHigh beam indicator light
Seat belt warning light and chimeLow tire pressure warning lightTOW mode indicator light
Security indicator lightMalfunction Indicator Light (MIL)Turn signal/hazard indicator lights
Supplemental air bag warning lightMaster warning light
Instruments and controls2-11
WARNING LIGHTS, INDICATOR
LIGHTS AND AUDIBLE REMINDERS

2-12Instruments and controls
CHECKING LIGHTS
With all doors closed, apply the parking
brake, fasten the seat belts and place the
ignition switch in the ON position without
starting the engine. The following lights (if
so equipped) will come on:
,or,,,,
The following lights (if so equipped) will
come on briefly and then go off:
,or,,,,,,
If any light does not come on or operates in a
way other than described, it may indicate a
burned-out bulb and/or a system malfunc-
tion. Have the system checked. It is recom-
mended you visit an INFINITI retailer for this
service.
Some indicators and warnings are also
displayed on the vehicle information display
between the speedometer and tachometer.
(See “Vehicle information display” (P.2-20).)
WARNING/INDICATOR LIGHTS
(red)
See “Vehicle information display” (P.2-20).
Automatic Transmission (AT)
oil temperature warning light
This light illuminates when the Automatic
Transmission (AT) oil temperature is too
high. If the light illuminates while driving,
reduce the vehicle speed as soon as safely
possible until the light turns off.
CAUTION
Continued vehicle operation when the
AT oil temperature warning light is on
may damage the AT.
Automatic Transmission (AT)
park warning light (4WD models)
This light indicates that the Automatic
Transmission (AT) parking function is not
engaged. If the transfer control is not
secured in any driving position while the AT
shift lever is in the P (Park) position, the
transmission will disengage and the wheels
will not lock. If the AT park warning light illuminates with
the shift lever in the P (Park) position, shift
the Four-Wheel Drive (4WD) shift switch
to the AUTO, 4H or 4L position again with
the shift lever in the N (Neutral) position.
(See “INFINITI all-mode 4WD
®” (P.5-113).)
orBrake warning light
This light functions for both the parking
brake and the foot brake systems.
Parking brake indicator:
When the ignition switch is in the ON
position, the light comes on when the
parking brake is applied.
Low brake fluid warning light:
When the ignition switch is in the ON
position, the light warns of a low brake fluid
level. If the light comes on while the engine is
running with the parking brake not applied,
stop the vehicle and perform the following:
1. Check the brake fluid level. If brake fluid
is low, add fluid and have the system
checked. It is recommended you have this
service performed by an INFINITI retai-
ler. (See “Brake fluid” (P.8-9).)
2. If the brake fluid level is correct, have the warning system checked. It is recom-
mended you have this service performed
by an INFINITI retailer.

For additional information, see “Supplemen-
tal restraint system” (P.1-52).
WARNING
If the supplemental air bag warning light
is on, it could mean that the front air
bag, side air bag, curtain air bag systems
and/or pretensioner systems will not
operate in an accident. To help avoid
injury to yourself or others, have your
vehicle checked by a retailer as soon as
possible.
WARNING/INDICATOR LIGHTS
(yellow)
See “Vehicle information display” (P.2-20).
Adaptive Front lighting Sys-
tem (AFS) indicator light (if so
equipped)
When the ignition switch is pushed to the
ON position, the Adaptive Front lighting
System (AFS) indicator light will illuminate.
The light will turn off in about 1 second if the
AFS is operational.
If the AFS indicator light blinks, it may
indicate the AFS is not functioning properly. Have the system checked. It is recommended
you visit an INFINITI retailer for this service.
See “Adaptive Front lighting System (AFS)”
(P.2-45).
orAnti-lock Braking
System (ABS) warning light
When the ignition switch is in the ON
position, the Anti-lock Braking System
(ABS) warning light illuminates and then
turns off. This indicates the ABS is opera-
tional.
If the ABS warning light illuminates while the
engine is running, or while driving, it may
indicate the ABS is not functioning properly.
Have the system checked. It is recommended
you visit an INFINITI retailer for this service.
If an ABS malfunction occurs, the anti-lock
function is turned off. The brake system then
operates normally, but without anti-lock
assistance. (See “Brake system” (P.5-123).)
Automatic transmission check
warning light
When the ignition switch is pushed to the
ON position, the light comes on for 2
seconds. If the light comes on at any other
time, it may indicate the transmission is not
functioning properly. It is recommend you visit an INFINITI retailer to check and repair
the transmission.
Check suspension indicator
light
When the ignition switch is placed in the ON
position, the light comes on for 2 seconds.
Four-Wheel Drive (4WD)
warning light (4WD models)
Thewarning light comes on when the
ignition switch is pushed to ON. It turns off
soon after the engine is started.
If the 4WD system malfunctions, or the
diameter of the front and the rear wheels are
different, the warning light will either remain
illuminated or blink. (See “INFINITI all-mode
4WD
®” (P.5-113).)
CAUTION
. If the warning light comes on while
driving there may be a malfunction in
the 4WD system. Reduce the vehicle
speed and have your vehicle checked
as soon as possible. It is recom-
mended you visit an INFINITI retailer
for this service.
Instruments and controls2-15

2-16Instruments and controls
.If the 4WD warning light turns on
when driving on dry or hard surfaced
roads:
— in the 4H(I) position, shift the 4WD shift switch to AUTO
— in the 4L(O) position, stop the vehicle and shift the transmission
shift lever to the N (Neutral)
position and shift the 4WD shift
switch to AUTO
. If the warning light is still on after the
above operations, have your vehicle
checked as soon as possible. It is
recommended you visit an INFINITI
retailer for this service.
Forward Emergency Braking
(FEB) system warning light
This light comes on when the ignition switch
is placed in the ON position. It turns off after
the engine is started.
This light illuminates when the Forward
Emergency Braking (FEB) with pedestrian
detection system is set to OFF on the lower
display.
If the light illuminates when the FEB with
pedestrian detection system is ON, it may
indicate that the system is unavailable. See “Forward Emergency Braking (FEB) with
pedestrian detection” (P.5-95) for more de-
tails.
Low tire pressure warning light
Your vehicle is equipped with a Tire Pressure
Monitoring System (TPMS) that monitors
the tire pressure of all tires except the spare.
The low tire pressure warning light warns of
low tire pressure or indicates that the TPMS
is not functioning properly.
After the ignition switch is pushed ON, this
light illuminates for about 1 second and
turns off.
Low tire pressure warning:
If the vehicle is being driven with low tire
pressure, the warning light will illuminate. A
"Tire Pressure Low Add Air" warning also
appears in the vehicle information display.
The tire pressure for each tire will also be
displayed.
When the low tire pressure warning light
illuminates, you should stop and adjust the
tire pressure to the recommended COLD tire
pressure shown on the Tire and Loading
Information label. The low tire pressure
warning light does not automatically turn
off when the tire pressure is adjusted. After
the tire is inflated to the recommended
pressure, the vehicle must be driven atspeeds above 16 MPH (25 km/h) to activate
the TPMS and turn off the low tire pressure
warning light. Use a tire pressure gauge to
check the tire pressure.
The "Tire Pressure Low Add Air" warning
appears each time the ignition switch is
placed in the ON position as long as the
low tire pressure warning light remains
illuminated.
For additional information, see “Vehicle
information display” (P.2-20), “Tire Pressure
Monitoring System (TPMS)” (P.5-5) and
“Tire Pressure Monitoring System (TPMS) ”
(P.6-3).
TPMS malfunction:If the TPMS is not functioning properly, the
low tire pressure warning light will flash for
approximately 1 minute when the ignition
switch is pushed ON. The light will remain on
after 1 minute. Have the system checked. It
is recommended you visit an INFINITI re-
tailer for this service. The "Tire Pressure Low
Add Air" warning does not appear if the low
tire pressure warning light illuminates to
indicate a TPMS malfunction.
For additional information, see “Tire Pres-
sure Monitoring System (TPMS)” (P.5-5).

2-20Instruments and controls
the brake pad, the sound will always be
heard even if the brake pedal is not
depressed. Have the brakes checked as soon
as possible if the warning sound is heard.
JVI1272X
The vehicle information displayis located
between the tachometer and the speed-
ometer, and it displays the warnings and
information. The following items are also
displayed if the vehicle is equipped with
them:
. Odometer/twin trip odometer
— “Odometer/twin trip odometer” (P.2- 7)
. Automatic Transmission (AT)
— “Driving the vehicle” (P.5-17).
. Four-Wheel Drive (4WD) system
— “INFINITI all-mode 4WD
®” (P.5-113)
. Cruise control system
— “Cruise control” (P.5-62) .
Intelligent Cruise Control (ICC) system
— “Intelligent Cruise Control (ICC)” (P.5- 64)
. Distance Control Assist (DCA) system
— “Distance Control Assist (DCA)” (P.5- 84)
. Intelligent Key system
— “Intelligent Key system” (P.3-7)
— “Push-button ignition switch” (P.5- 12)
. Lane Departure Warning (LDW)/Lane
Departure Prevention (LDP)
— “Lane Departure Warning (LDW)/ Lane Departure Prevention (LDP)”
(P.5-22)
. Blind Spot Warning (BSW)
— “Blind Spot Warning (BSW)” (P.5-31)
. Blind Spot Intervention
®(BSI)
— “Blind Spot Intervention®(BSI)” (P.5-
41)
. Back-up Collision Intervention (BCI) sys-
tem
— “Back-up Collision Intervention (BCI)” (P.5-53)
. Forward Emergency Braking (FEB) with
pedestrian detection system
— “Forward Emergency Braking (FEB)
with pedestrian detection” (P.5-95)
. Predictive Forward Collision Warning
(PFCW) system
VEHICLE INFORMATION DISPLAY

2-28Instruments and controls
36. Lane Departure Prevention
(LDP)/Blind Spot Intervention®
(BSI)/Distance Control Assist
(DCA) ON indicator (if so equipped)
This indicator appears when one or more of
the following systems (if so equipped) is
activated.
.Lane Departure Prevention (LDP)
. Blind Spot Intervention
®(BSI)
. Distance Control Assist (DCA)
For more details, see “Lane Departure
Warning (LDW)/Lane Departure Prevention
(LDP)” (P.5-22), “Blind Spot Intervention
®
(BSI)” (P.5-41), or “Distance Control Assist
(DCA)” (P.5-84).
37. Not Available: Poor Road Con-
ditions (if so equipped)
This warning may appear when the Blind
Spot Intervention®(BSI), the Lane Depar-
ture Prevention (LDP), Distance Control
Assist (DCA) or the Intelligent Cruise Control
(ICC) system is engaged.
Under the following conditions, the BSI,
LDP, DCA or the ICC system is automatically
canceled:
. When the Vehicle Dynamic Control
(VDC) operates .
When a wheel slips
The above system cannot be used in some
situations. (VDC operates and a wheel slips.)
38. Currently unavailable (if so
equipped)
This message appears and the Blind Spot
Intervention®(BSI) system, the Lane Depar-
ture Prevention (LDP) system, Intelligent
Cruise Control (ICC) and Distance Control
Assist (DCA) system will be turned off
automatically under the following condi-
tions:
. When the VDC system is turned off.
. When the SNOW mode is selected.
. When the 4WD shift switch is in the 4H
or 4L position. (4WD models).
“Vehicle Dynamic Control (VDC) system”
(P.5-125), “SNOW mode” (P.5-122),
“INFINITI all-mode 4WD
®system” (P.5-
114), “Blind Spot Intervention®(BSI)” (P.5-
41), “Lane Departure Warning (LDW)/Lane
Departure Prevention (LDP)” (P.5-22), “In-
telligent Cruise Control (ICC)” (P.5-64) and
“Distance Control Assist (DCA)” (P.5-84).
39. Automatic Transmission (AT)
position indicator
This indicator shows the transmission shift
position. See “Automatic transmission” (P.5-18) for
further details.
40. Rear Door Alert is activated
When the rear door alert system is enabled,
this message appears when the rear door
alert system is active and can remind the
driver to check the rear seat.
NOTE:
This system is disabled until a driver enables
it using the rear door alert switch.
For more details, see “Rear door alert” (P.2-
54).
41. Check Rear Seat for all articles
When the rear door alert system is enabled,
this message appears when the vehicle
comes to a complete stop, the shift lever is
moved from the D (Drive) or R (Reverse)
position to P (Park) position, and the driver
exits the vehicle. This message alerts the
driver, after a period of time, to check for
items in the rear seat after the audible alert
has been provided.
NOTE:
This rear door alert system is disabled until
a driver enables it using the rear door alert
switch.
For more details, see “Rear door alert” (P.2-
54).

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 in the vehicle
information display 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.5-125).)
Instruments and controls2-53
TOW MODE SWITCH
VEHICLE DYNAMIC CONTROL
(VDC) OFF SWITCH