child lock INFINITI QX80 2021 Owner's Guide

.Use Genuine NISSAN PSF or equiva-
lent. For further brake fluid specification infor-
mation, see “Capacities and recommended
fluids/lubricants” (P.10-2).
WARNING
.
Use only new fluid from a sealed
container. Old, inferior or contami-
nated fluid may damage the brake
system. The use of improper fluids
can damage the brake system and
affect the vehicle’s stopping ability.
. Be sure to clean the filler cap before
removing.
. Brake fluid is poisonous and should
be stored carefully in marked con-
tainers out of the reach of children.
CAUTION
.Do not add brake fluid with the
ignition switch in the ON position or
the engine running. Doing so could
make the brake fluid overfill when the
ignition switch is turned off.
. Do not spill the fluid on painted
surfaces. This will damage the paint.
If fluid is spilled, wash the surface
with water.
SDI2513
BRAKE FLUID
Check the fluid level in the reservoir. If the
fluid is below the MIN lineor the brake
warning light comes on, add Genuine
NISSAN Super Heavy Duty Brake Fluid or
equivalent DOT 3fluid up to the MAX line
.
To add brake fluid:
1. Be sure the ignition switch is in the OFF or LOCK position.
2. Depress and release the foot brake pedal more than 40 times.
3. Open the reservoir filler cap and add brake fluid up to the MAX line
. (See
“Capacities and recommended fluids/
lubricants” (P.10-2) for the recom-
Do-it-yourself8-9
BRAKE FLUID

NOTE:
If the extended storage fuse switch mal-
functions or if the fuse is open, it is not
necessary to replace the switch. In this case,
remove the extended storage fuse switch
and replace it with a new fuse of the same
rating.
How to remove the extended storage fuse
switch:
1. To remove the extended storage fuseswitch, be sure the ignition switch is in
the OFF or LOCK position.
2. Be sure the headlight switch is in the OFF position.
3. Remove the fuse box cover.
4. Pinch the locking tabs
found on each
side of the storage fuse switch.
5. Pull the storage fuse switch straight out from the fuse box
.
CAUTION
Be careful not to allow children to
swallow the battery and removed parts.
SDI2451
Replace the battery as follows:
1. Release the lock knob at the back of theIntelligent Key and remove the mechan-
ical key.
2. Insert a small screwdriver into the slit of the corner and twist it to separate the
upper part from the lower part. Use a
Do-it-yourself8-21
INTELLIGENT KEY BATTERY
REPLACEMENT

11-2
Cargo light ............................................................. 2-75
Catalytic converter, Three way catalyst ......... 5-4
Center ventilators ................................................ 4-27
Child restraints ...................................................... 1-31Booster seats .................................................. 1-48
LATCH system ............................................... 1-33
Precautions on child restraints .................. 1-31
Top tether strap ............................................. 1-36
Child safety ........................................................... 1-29
Child safety rear door lock .................................. 3-6
Chimes Audible reminders .......................................... 2-19
Seat belt warning light and chime ............ 2-14
Circuit breaker, Fusible link .............................. 8-19
Cleaning exterior and interior .................... 7-2, 7-5
Climate control Automatic air conditioner ........................... 4-29
Automatic climate control ......................... 4-28
Clock ........................................................................\
2-33
Coat hooks ............................................................ 2-65
Cockpit ...................................................................... 2-3
Cold weather driving ........................................ 5-128
Console box ........................................................... 2-63
Console light ......................................................... 2-73
Coolant
Capacities and
recommended fluids/lubricants ................. 10-2
Changing engine coolant ............................... 8-5
Checking engine coolant level ...................... 8-5
Corrosion protection ............................................. 7-8 Cruise control ....................................................... 5-62
Fixed speed cruise control (on
ICC system) .................................................... 5-80
Intelligent cruise control (ICC) system .... 5-64
Cruise indicator .................................................... 2-26
Cup holders ........................................................... 2-60
Current fuel consumption ................................. 2-31
D
Daytime running light system .......................... 2-45
Dimensions ......................................................... 10-10
Distance Control Assist (DCA) system .......... 5-84
Drive belts .............................................................. 8-13
Drive positioner ................................................... 3-40
Driving Cold weather driving ................................. 5-128
Driving with automatic transmission ....... 5-18
On-pavement and off-road driving ........... 5-8
Precautions when starting and driving ..... 5-4
Safety precautions ........................................ 5-10
E
E-Call (SOS) Button ........................................... 2-59
Economy, Fuel .................................................... 5-113
Elapsed time ......................................................... 2-31
Elapsed time and trip odometer ..................... 2-31
Emission control information label ............... 10-12
Emission control system warranty .............. 10-32
EngineBefore starting the engine .......................... 5-15 Break-in schedule ........................................ 5-111
Capacities and
recommended fluids/lubricants ................. 10-2
Changing engine coolant ............................... 8-5
Changing engine oil and filter ...................... 8-6
Checking engine coolant level ...................... 8-5
Checking engine oil level ............................... 8-6
Coolant temperature gauge ......................... 2-8
Emergency engine shut off ......................... 5-14
Engine block heater .................................... 5-129
Engine compartment check locations ........ 8-3
Engine cooling system ................................... 8-4
Engine oil ........................................................... 8-6
Engine oil and oil
filter recommendation .................................. 10-6
Engine oil viscosity ........................................ 10-7
Engine serial number ................................. 10-12
Engine specifications ................................... 10-8
Engine start operation indicator ............... 2-24
If your vehicle overheats ............................. 6-14
Oil pressure gauge .......................................... 2-9
Protection mode ............................................ 5-17
Starting the engine ....................................... 5-15
Entry/exit function, Automatic
drive positioner ................................................... 3-40
Event Data Recorders (EDR) ........................ 10-35
Exhaust gas (carbon monoxide) ........................ 5-4
Explanation of scheduled
maintenance items ................................................. 9-5
Extended storage switch .................................. 8-20

11-4
INFINITI InTouch™ Owner’s Manual ............... 4-2
INFINITI Vehicle Immobilizer System ............ 2-35
Inside mirror .......................................................... 3-30
Inspection/maintenance (I/M) test ............. 10-34
Instrument brightness control ......................... 2-46
Instrument panel ..................................................... 2-5
Intelligent cruise control (ICC) system .......... 5-64
Intelligent Key .......................................................... 3-2
Intelligent Key system ........................................... 3-7Battery replacement ..................................... 8-21
Key operating range ....................................... 3-9
Key operation ................................................. 3-10
Warning signals .............................................. 3-12
Interior light replacement .................................. 8-24
Interior light switch ............................................. 2-73
Interior lights ......................................................... 2-72
ISOFIX child restraint ......................................... 1-33
J
Jump starting ......................................................... 6-11
K
Keyless entry (See remote keyless
entry system) ........................................................ 3-15
Keys ........................................................................\
.... 3-2 For Intelligent Key system ............................. 3-7
L
Labels
Air bag warning labels ................................. 1-68
Air conditioner specification label ......... 10-13
Emission control information label ........ 10-12
Engine serial number ................................. 10-12
F.M.V.S.S./C.M.V.S.S.
certification label ........................................ 10-12
Tire and Loading
information label ............................. 8-28, 10-13
Vehicle identification number (VIN) ....... 10-11
Lane Departure Warning (LDW)/
Lane Departure Prevention (LDP) ................ 5-22
LATCH system ..................................................... 1-33
License plate, Installing front
license plate ......................................................... 10-15
Liftgate ................................................................... 3-22
Light
Air bag warning light .................................... 1-69
Bulb replacement ........................................... 8-23
Cargo light ....................................................... 2-75
Fog light switch ............................................. 2-47
Headlight switch ........................................... 2-40
Headlights bulb replacement .................... 8-24
Interior light switch ....................................... 2-73
Interior lights ................................................... 2-72
Map lights ........................................................ 2-74
Replacement ................................................... 8-23
Vanity mirror lights ....................................... 2-74 Warning lights, indicator lights and
audible reminders .......................................... 2-11
Lights, Exterior and interior
light replacement ................................................. 8-24
Loading information (See vehicle
loading information) ......................................... 10-15
Lock
Automatic door locks ..................................... 3-6
Door locks .......................................................... 3-4
Liftgate lock .................................................... 3-22
Power door lock ............................................... 3-4
Locking with mechanical key ............................. 3-4
Loose Fuel Cap warning ................................... 3-26
Low tire pressure warning light ...................... 2-16
Low tire pressure warning system (See tire
pressure monitoring system (TPMS)) ............... 5-5
Luggage hooks ..................................................... 2-66
M
Maintenance Battery .............................................................. 8-11
General maintenance ...................................... 9-2
Inside the vehicle ............................................. 9-3
Maintenance precautions .............................. 8-2
Maintenance requirements ........................... 9-2
Maintenance schedules ................................. 9-6
Outside the vehicle ......................................... 9-2
Seat belt maintenance ................................. 1-28
Standard maintenance .................................... 9-7
Maintenance schedules ........................................ 9-6
Malfunction indicator light (MIL) ..................... 2-17

Map lights .............................................................. 2-74
Master warning light .............................. 2-14, 2-18
Mechanical key (Intelligent Key system) .......... 3-3
Memory storage, Automatic
drive positioner ................................................... 3-40
MeterTrip computer ................................................. 2-31
Meters and gauges ................................................ 2-6 Instrument brightness control ................... 2-46
Mirror
Inside mirror ................................................... 3-30
Outside mirrors .............................................. 3-37
Smart Rearview Mirror ................................ 3-31
Vanity mirror ................................................... 3-39
Monitor
Around View
®Monitor .................................. 4-3
Moonroof ............................................................... 2-70
Moving Object Detection (MOD) ................... 4-22
N
New vehicle break-in ........................................ 5-111
O
Odometer .................................................................. 2-7
Off-road recovery .................................................. 5-9
Oil Capacities and
recommended fluids/lubricants ................. 10-2
Changing engine oil and filter ...................... 8-6
Checking engine oil level ............................... 8-6 Engine oil ........................................................... 8-6
Engine oil pressure gauge ............................. 2-9
Engine oil viscosity ........................................ 10-7
Operation, operational indicators ................... 2-24
Outside air temperature .................................... 2-33
Outside mirrors .................................................... 3-37
Overheat, If your vehicle overheats ............... 6-14
Owner’s Manual/Service Manual
order information ............................................. 10-35
P
Panic alarm ............................................................ 3-17
Parking Brake break-in .............................................. 5-123
Parking brake operation .............................. 5-22
Parking on hills ............................................. 5-121
Phone
Car phone or CB radio ................................ 4-38
Pocket ..................................................................... 2-65
Power Front seat adjustment ................................... 1-4
Moonroof ......................................................... 2-70
Power door lock ............................................... 3-4
Power outlet ................................................... 2-56
Power steering fluid ....................................... 8-8
Power steering system .............................. 5-123
Power windows ............................................. 2-68
Precautions Braking precautions .................................... 5-123
Child restraints ............................................... 1-31
Cruise control ................................................. 5-62 Driving safety ................................................. 5-10
Maintenance ..................................................... 8-2
On-pavement and off-road driving ........... 5-8
Seat belt usage .............................................. 1-18
Supplemental restraint system .................. 1-52
When starting and driving ............................ 5-4
Predictive Forward Collision
Warning (PFCW) .............................................. 5-103
Push starting ......................................................... 6-13
Push-button ignition switch ............................. 5-12R
Radio Car phone or CB radio ................................ 4-38
Rain-sensing auto wiper system ..................... 2-38
Rapid air pressure loss .......................................... 5-9
Readiness for inspection/maintenance
(I/M) test ............................................................ 10-34
Rear door alert ..................................................... 2-54
Rear door lock, Child safety rear door lock .... 3-6
Rear personal lights ............................................ 2-74
Rear ventilators .................................................... 4-27
Rear window wiper and washer switch ....... 2-39
Rear window wiper blades ............................... 8-16
Recorders, Event data .................................... 10-35
Registering your vehicle in
another country ................................................. 10-11
Remote engine start ................................ 3-17, 3-19
Remote keyless entry system .......................... 3-15
Reporting safety defects ................................ 10-33
Roadside assistance program ............................. 6-2
11-5

11-6
Rollover .................................................................... 5-8
RoofMoonroof ......................................................... 2-71
Roof rack ......................................................... 2-67
S
SafetyChild seat belts ............................................... 1-29
Towing safety .............................................. 10-23
Seat adjustment Front power seat adjustment ...................... 1-4
Front seats ............................................. 1-4, 1-10
Seat belt(s) Child safety ..................................................... 1-29
Infants ............................................................... 1-30
Injured persons ............................................... 1-21
Larger children ............................................... 1-30
Precautions on seat belt usage ................. 1-18
Pregnant women ........................................... 1-21
Seat belt cleaning ............................................. 7-7
Seat belt extenders ....................................... 1-28
Seat belt maintenance ................................. 1-28
Seat belt warning light and chime ............ 2-14
Seat belts ......................................................... 1-18
Seat belts with pretensioners .................... 1-67
Small children .................................................. 1-30
Three-point type ............................................ 1-21
Seat(s) Climate controlled seats ............................. 2-50
Driver-side memory ..................................... 3-40
Heated seats .................................................. 2-48 Seats .................................................................... 1-3
Security system (INFINITI Vehicle
Immobilizer System), Engine start .................. 2-35
Security system, Vehicle security system ..... 2-34
Servicing climate control ................................... 4-37
Setting memory function, Automatic
drive positioner .................................................... 3-41
Shift lever, Shift lock release ............................ 5-21
Shift lock release Transmission ................................................... 5-21
Shifting, Automatic transmission .................... 5-18
Side ventilators .................................................... 4-27
Smart Rearview Mirror ...................................... 3-31
SNOW mode ....................................................... 5-122
Snow mode switch .............................................. 2-52
Spare tire ................................................... 8-37, 10-9
Spark plugs ............................................................ 8-14
Speedometer ............................................................ 2-7
Standard maintenance .......................................... 9-7
Starting Before starting the engine .......................... 5-15
Jump starting .................................................. 6-11
Precautions when starting and driving ..... 5-4
Push starting ................................................... 6-13
Starting the engine ....................................... 5-15
Status light, Front passenger air bag ............ 1-60
Steering Heated steering wheel ................................. 2-47
Power steering fluid ....................................... 8-8
Power steering system .............................. 5-123
Tilt/telescopic steering ................................ 3-29 Storage ................................................................... 2-60
Sun visors ............................................................... 3-30
Sunglasses holder ................................................ 2-62
Supplemental air bag warning labels ............. 1-68
Supplemental air bag warning light ... 1-69, 2-14
Supplemental restraint system ........................ 1-52
Precautions on supplemental
restraint system ............................................. 1-52
Switch
Autolight switch ............................................ 2-40
Fog light switch ............................................. 2-47
Hazard warning flasher switch .................... 6-2
Headlight aiming control ............................ 2-44
Headlight switch ........................................... 2-40
Ignition switch ................................................ 5-18
Power door lock switch ................................. 3-5
Snow mode switch ........................................ 2-52
Turn signal switch ......................................... 2-46
Vehicle dynamic control (VDC)
off switch ......................................................... 2-53
T
Tachometer ............................................................. 2-8
Temperature gauge, Engine coolant
temperature gauge ............................................... 2-8
Theft (INFINITI Vehicle Immobilizer System),
Engine start ........................................................... 2-35
Three-way catalyst ............................................... 5-4
Tilt/telescopic steering ...................................... 3-29

TirePressure, Low tire pressure
warning light ................................................... 2-16
Tires
Flat tire ............................................................... 6-3
Low tire pressure warning system ............. 5-5
Tire and Loading
information label ............................. 8-28, 10-13
Tire chains ....................................................... 8-34
Tire dressing ...................................................... 7-4
Tire pressure ................................................... 8-27
Tire pressure monitoring
system (TPMS) ........................................ 5-5, 6-3
Tire rotation .................................................... 8-35
Types of tires .................................................. 8-33
Uniform tire quality grading .................... 10-31
Wheel/tire size ............................................... 10-9
Wheels and tires ............................................ 8-27
Top
Tether strap child restraints ....................... 1-36
TOW mode .......................................................... 5-122
TOW mode switch .............................................. 2-53
Towing Flat towing ................................................... 10-31
Tow truck towing .......................................... 6-15
Towing a trailer ........................................... 10-19
Towing safety .............................................. 10-23
TPMS, Tire pressure monitoring system ......... 5-5
TPMS with Tire Inflation Indicator ............. 5-7
TPMS, Tire pressure warning system .............. 6-3
Trailer towing ..................................................... 10-19 Transceiver
HomeLink®
Universal Transceiver ....................... 2-75, 2-79
Transmission
Automatic Transmission Fluid (ATF) ......... 8-8
Driving with automatic transmission ....... 5-18
Transmission shift lever lock release ....... 5-21
Transmitter (See remote keyless
entry system) ........................................................ 3-15
Traveling or registering your vehicle in
another country ................................................. 10-11
Trip computer ....................................................... 2-31
Trip odometer ....................................................... 2-31
Turn signal switch ............................................... 2-46
U
Underbody cleaning ............................................... 7-3
Uniform tire quality grading ........................... 10-31
USB (Universal Serial Bus)
charging connector ............................................. 2-58
V
Vanity mirror ......................................................... 3-39
Vanity mirror lights ............................................. 2-74
Variable voltage control system ..................... 8-13
Vehicle Dimensions ................................................... 10-10
Identification number (VIN) ...................... 10-11
Loading information .................................. 10-15
Recovery (freeing a stuck vehicle) ............ 6-18 Security system .............................................. 2-34
Vehicle dynamic control (VDC)
off switch ......................................................... 2-53
Vehicle dynamic control
(VDC) system ................................................ 5-125
Vehicle dynamic control (VDC)
warning light ................................................... 2-18
Vehicle information display .............................. 2-20
Vehicle speed ........................................................ 2-31
Ventilators ............................................................. 4-27
Voltmeter ............................................................... 2-10
W
Warning Hazard warning flasher switch .................... 6-2
Loose Fuel Cap warning ............................. 2-25
Predictive Forward Collision
Warning (PFCW) ........................................ 5-103
Tire Pressure Low Add Air warning ........ 2-25
Tire pressure monitoring
system (TPMS) ........................................ 5-5, 6-3
Vehicle information display ........................ 2-20
Warning lights, indicator lights and
audible reminders .......................................... 2-11
Warning labels, Air bag warning labels ........ 1-68
Warning light 4WD warning light ..................................... 5-118
Air bag warning light ........................ 1-69, 2-14
Anti-lock braking system (ABS)
warning light ................................................... 2-15
Brake warning light ....................................... 2-12
11-7