2021 LEXUS NX300h brake

4508-2. Customization
LEXUS NX300h Owners Manual_USA_M78578_en
■Parking Support Brake function (for static objects)* ( P.253)
*:If equipped
■Driving position memory* ( P.138)
*:If equipped
■Outside rear view mirrors ( P.146)
■LTA (Lane Tracing Assist)* ( P.218)
FunctionDefault settingCustomized set-
ting
Parking Support Brake func-
tion (for static objects)OnOff—O——
FunctionDefault settingCustomized set-ting
Driver’s seat movement when
exiting the vehicleStandardOffO—O—Partial
Selection the door linking
driving position memory with
door unlock operation
Driver’s doorAll doors——O—
FunctionDefault settingCustomized set-ting
Automatic mirror folding and
extending operationLinked to the
locking/unlock- ing of the doorsOff
——O—Linked to opera-
tion of the power switch
Linked mirror function when
reversingOnOff——O—
FunctionDefault settingCustomized set- ting
Lane centering functionOnOff—O——
Steering assist functionOnOff—O——
Alert typesSteering wheel vibrationBuzzer—O——
Alert sensitivityHighStandard—O——
ABCD
ABCD
ABCD
ABCD

4548-3. Initialization
LEXUS NX300h Owners Manual_USA_M78578_en
8-3.Initialization
*:If equipped
Items to initialize
The following items must be initialized for normal system operation after such
cases as the 12-volt battery being re connected, or maintenance being per-
formed on the vehicle.
List of the items to initialize
ItemWhen to initializeReference
Parking Support Brake function (for
static objects)
*After reconnecting or changing the
12-volt batteryP.259
Message indicating maintenance is
required (Except for Canada)After the maintenance is performedP.339
Tire pressure warning system
• When rotating the tires on vehi- cles with differing front and rear
tire inflation pressures
• When changing the tire inflation pressure by changing traveling
speed or load weight, etc.
•When changing the tire size
P.363
Oil maintenanceAfter the maintenance is performedP.350
Lexus parking assist monitor*
• After reconnecting or changing the 12-volt battery
• After changing a fuse
Refer to the
“NAVIGA-
TION AND MULTIME- DIA SYS- TEM
OWNER’S
MANUAL”.
Panoramic view monitor*
Power back door*P.121
Power window
When functioning abnormally
P.148
Moon roof*P.151

468What to do if... (Troubleshooting)
LEXUS NX300h Owners Manual_USA_M78578_en
1-1.What to do if... (Troubleshooting)What to do if... (Troubleshooting)
If you lose your mechanical keys,
new genuine mechanical keys can
be made by your Lexus dealer.
( P.411)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact your Lexus dealer
immediately. ( P.411)
 Is the electronic key battery weak or
depleted? ( P.369)
 Is the power switch in ON mode?
When locking the doors, turn the
power switch off. ( P.177)
 Is the electronic key left inside the
vehicle?
When locking the doors, make sure
that you have the electronic key on
your person.
 The function may not operate prop- erly due to the condition of the radio
wave. (
P.128)
 Is the child-protector lock set?
The rear door cannot be opened
from inside the vehicle when the
lock is set. Open the rear door from
outside and then unlock the child-
protector lock. ( P.113)
 Did you press the power switch
while firmly depressing the brake
pedal? ( P.174)
 Is the shift lever in P? ( P.174)
 Is the electronic key anywhere
detectable inside the vehicle?
( P.126)
 Is the steering wheel unlocked?
( P.175)
 Is the electronic key battery weak or
depleted?
In this case, the hybrid system can
be started in a temporary way.
( P.413)
 Is the 12-volt battery discharged?
( P.414)
If you have a problem, check the
following before contacting your
Lexus dealer.
The doors cannot be locked,
unlocked, opened or closed
You lose your keys
The electronic key does not oper-
ate properly
The doors cannot be locked or
unlocked
The rear door cannot be opened
If you think something is wrong
The hybrid system does not start

LEXUS NX300h Owners Manual_USA_M78578_en
469What to do if... (Troubleshooting)
Is the power switch in ON mode?
If you cannot release the shift lever
by depressing the brake pedal with
the power switch in ON mode
( P.181)
 It is locked automatically to prevent
theft of the vehicle. ( P.175)
 Is the window lock switch pressed?
The power window except for the
one at the driver’s seat cannot be
operated if the window lock switch
is pressed. ( P.149)
 The auto power off function will be
operated if the vehicle is left in
ACCESSORY or ON mode (the
hybrid system is not operating) for a
period of time. ( P.177)
 The seat belt reminder light is flash-
ing
Are the driver and the passengers wearing the seat belts? (
P.393)
 The parking brake indicator is on
Is the parking brake released?
( P.184)
Depending on the situation, other
types of warning buzzer may also
sound. ( P.388, 398)
 Did anyone inside the vehicle open
a door during setting the alarm?
The sensor detects it and the alarm
sounds. ( P.77)
To stop the alarm, turn the power
switch to ON mode or start the hybrid
system.
 Is the message displayed on the
multi-information display?
Check the message on the multi-
information display. ( P.398)
 When a warning light turns on or a
warning message is displayed, refer
to P.388, 398.
The shift lever cannot be shifted
from P even if you depress the
brake pedal
The steering wheel cannot be
turned after the hybrid system is
stopped
The windows do not open or
close by operating the power
window switches
The power switch is turned off
automatically
A warning buzzer sounds during
driving
An alarm is activated and the
horn sounds
A warning buzzer sounds when
leaving the vehicle
A warning light turns on or a
warning message is displayed

LEXUS NX300h Owners Manual_USA_M78578_en
471Alphabetical Index
Alphabetical Index
A
A/C .....................................................................291
Air conditioning filter ...............................368
Automatic air conditioning system ..... 291
Micro dust and pollen filter................... 297
S-FLOW mode.......................................... 296
ABS (Anti-lock Brake System)...............272 Function ...........................................................272
Warning light ...............................................390
Active Sound Control (ASC) ................. 188
Adaptive Variable Suspension system (AVS) ............................................................ 273
AFS (Adaptive Front-lighting System) .192
Air conditioning filter ................................. 368
Air conditioning system ..............................291 Air conditioning filter ...............................368
Automatic air conditioning system ..... 291
Micro dust and pollen filter................... 297
S-FLOW mode.......................................... 296
Airbags ............................................................... 32 Airbag operating conditions................... 34
Airbag precautions for your child .........37
Airbag warning light ................................390
Correct driving posture ............................ 25
Curtain shield airbag operating condi-tions .................................................................. 34
Curtain shield airbag precautions ........37
Front passenger occupant classification system ............................................................... 41
General airbag precautions ....................37
Locations of airbags.....................................32
Modification and disposal of airbags . 40
Seat cushion airbag ......................................32
Side airbag operating conditions ......... 34
Side airbag precautions .............................37
Side and curtain shield airbags operating conditions...................................................... 34
Side and curtain shield airbags precau- tions ...................................................................37
SRS airbag instruct ions for Canadian
owners .........................................................458 SRS airbags...................................................... 32
SRS warning light...................................... 390
Alarm .................................................................... 77 Alarm....................................................................77
Warning buzzer ........................................ 388
Anchor brackets ..................................... 55, 57
Antenna (Smart access system with push- button start) ..................................................126
Anti-lock brake system (ABS) ................272 Function .......................................................... 272
Warning light .............................................. 390
Approach warning...................................... 243
Armrest..............................................................321
ASC (Active Sound Control) ................. 188
Assist grips .......................................................321
Automatic air conditioning system Air conditioning filter............................... 368
Automatic air conditioning system .....291
Micro dust and pollen filter ................... 297
S-FLOW mode ..........................................296
Automatic headlight leveling system ..... 191
Automatic High Beam ................................193
Automatic light control system................. 191
Auxiliary box.................................................. 307
B
Back door .......................................................... 114 Wireless remote control ........................... 117
Back-up lights Replacing light bulb ..................................375
Battery (12-volt battery) If the 12-volt battery is discharged ......414
Preparing and checking before winter.......................................................................... 279
Replacing ........................................................ 416
Warning light .............................................. 388
Battery (traction batter y) ............................ 70
Blind Spot Monitor (BSM)....................... 262 Blind Spot Monitor function .................265
Rear Cross Traffic Alert function ....... 267
Bottle holders ................................................ 306
Brake

472Alphabetical Index
LEXUS NX300h Owners Manual_USA_M78578_en
Brake Hold .....................................................187
Fluid .................................................................. 429
Parking brake ............................................... 184
Regenerative braking ................................. 68
Warning light ...............................................389
Brake assist .....................................................272
Brake Hold .......................................................187
Break-in tips..................................................... 157
Brightness control Instrument panel light control ................88
BSM (Blind Spot Monitor)....................... 262 Blind Spot Monitor function................. 265
Rear Cross Traffic Alert function....... 267
BSM (Blind Spot Monitor) main switch .......................................................................... 262
C
Card key .......................................................... 106
Care Aluminum wheels ...................................... 332
Exterior ........................................................... 335
Interior ............................................................. 335
Seat belts........................................................ 335
Cargo capacity........................... 161, 164, 424
Cargo hooks .................................................308
Cargo net hooks ..........................................308
Chains ..............................................................280
Child restraint system....................................47 Booster seats installation .......................... 53
Convertible seats installation.................. 52
Front passenger occupant classification system ............................................................... 41
Infant seats definition................................... 48
Infant seats installation .................................. 51
Installing CRS with LATCH anchors . 55
Installing CRS with seat belts.................... 51
Installing CRS with top tether strap..... 57
LATCH anchors ........................................... 55
Child safety ........................................................47 12-volt battery precautions .........355, 417
Airbag precautions.......................................37
Back door precautions...............................114 Child restraint system ................................. 47
How your child should wear the seat belt
............................................................................. 27
Installing child restraints............................. 47
Moon roof precautions............................ 152
Power window lock switch .................... 149
Power window precautions .................. 149
Rear door child-protectors ..................... 113
Removed key battery precautions....370
Seat belt extender precautions.............. 27
Seat belt precautions ..........................26, 47
Seat heater precautions..........................299
Child-protectors............................................. 113
Cleaning ...............................................332, 335 Aluminum wheels ...................................... 332
Exterior............................................................ 332
Interior .............................................................335
Seat belts ........................................................335
Clock ..................................................................312
Compass ......................................................... 328
Condenser ..................................................... 352
Console box .................................................. 306
Consumption screen .................................... 99
Coolant Capacity ......................................................... 427
Checking ........................................................ 351
Preparing and checking before winter.......................................................................... 279
Warning light .............................................. 389
Cooling system...............................................351 Hybrid system overheating ................... 418
Cornering lights .............................................192
Coussins gonflables Modification et élimin ation en fin de vie
des coussins gonflables ......................464
Précautions avec les coussins gonflables latéraux ....................................................... 460
Précautions avec les coussins gonflables latéraux et rideau ................................... 460
Précautions avec les coussins gonflables pour votre enfant ................................... 460
Précautions avec les coussins gonflables

LEXUS NX300h Owners Manual_USA_M78578_en
Alphabetical Index473
rideau ...........................................................460
Précautions générales avec les coussins gonflables ...................................................460
Cruise control Dynamic radar cruise control with full-speed range .............................................. 237
Cup holders ................................................... 306
Curtain shield airbags .................................. 32
Customizable features .............................. 443
D
Daytime running light system .................... 191
Deck board .................................................... 309
Deck under tray ........................................... 309
Defogger Outside rear view mirrors .................... 292
Rear window ................................................ 292
Windshield .................................................... 292
Differential ...................................................... 429
Dimension ...................................................... 424
Dinghy towing................................................. 173
Display BSM (Blind Spot Monitor) ................... 262
Drive information .......................................... 90
Dynamic radar cruise control with full-speed range .............................................. 237
Energy monitor.............................................. 99
Head-up display ........................................... 95
Intuitive parking assist.............................. 248
LDA (Lane Departure Alert with steering control) .........................................................227
LTA (Lane Tracing Assist)......................218
Multi-information display .......................... 89
Warning messages ..................................398
Do-it-yourself maintenance .................... 344
Door lock Back door......................................................... 115
Side doors ........................................................ 110
Smart access system with push-button start .................................................................. 126
Wireless remote control..........................107 Doors
Automatic door lock ing and unlocking
system.............................................................. 113
Back door ......................................................... 114
Door glasses ................................................. 148
Door lock .......................................................... 110
Outside rear view mirrors...................... 146
Rear door child-protectors ..................... 113
Side doors ........................................................ 110
Drive information ........................................... 90
Drive-start control ............................. 157, 180
Driver’s seat belt remi nder light ............ 393
Driver’s seat position memory ................ 138
Driving Break-in tips ...................................................157
Correct posture............................................. 25
Driving mode select switch .................. 270
Hybrid vehicle driving tips .................... 277
Procedures .................................................... 156
Winter drive tips ......................................... 279
Driving position memory........................... 138 Memory recall function............................ 139
Dynamic radar cruise control with full- speed rangeFunction .......................................................... 237
E
E-Four .............................................................. 273
ECB (Electronically Controlled Brake Sys-
tem) .................................................................272
Eco mode........................................................ 270
EDR (Event data recorder) ........................... 8
Electric motor Location ............................................................. 67
Specification ................................................. 426
Electric Power Steering (EPS) Function .......................................................... 272
Warning light .............................................. 390
Electronic key Battery-saving function............................. 127
If the electronic key does not operate properly .........................................................412

474Alphabetical Index
LEXUS NX300h Owners Manual_USA_M78578_en
Replacing the battery...............................369
Electronically Controlled Brake System (ECB) .............................................................272
Emergency flashers ....................................380
Emergency, in case of If a warning buzzer sounds ................. 388
If a warning light turns on ..................... 388
If a warning message is displayed.....398
If the 12-volt battery is discharged ...... 414
If the electronic key does not operate properly......................................................... 412
If the fuel filler door cannot be opened .............................................................................411
If the hybrid system will not start ........409
If the vehicle is trapped in rising water .......................................................................... 381
If you have a flat tire .................................. 402
If you lose your keys.....................................411
If you think something is wrong .........386
If your vehicle becomes stuck............... 421
If your vehicle has to be stopped in an
emergency ............................................... 380
If your vehicle needs to be towed .....383
If your vehicle overheats ......................... 418
Energy monitor ............................................... 99
Engine .............................................................. 425 Accessory mode ......................................... 177
Compartment .............................................348
Engine switch................................................. 174
Hood................................................................ 346
How to start the hybrid system ............ 174
Identification number ............................... 425
If your vehicle has to be stopped in an
emergency ............................................... 380
Ignition switch (power switch) .............. 174
Overheating.................................................. 418
Power switch ................................................. 174
Engine compartment cover .................... 349
Engine coolant Capacity ......................................................... 427
Checking .........................................................351
Preparing and checking before winter .......................................................................... 279
Warning light .............................................. 389
Engine coolant temperature gauge ....... 84
Engine oil Capacity ......................................................... 426
Checking .......................................................349
Warning light .............................................. 389
Engine switch .................................................. 174
EPS (Electronic Power Steering) Function .......................................................... 272
Warning light .............................................. 390
EV drive mode................................................178
EV indicator ...................................................... 68
Event data recorder (E DR) ........................... 8
F
Flat tire ............................................................. 402
Tire pressure warning system ............ 359
Floor mats .......................................................... 24
Fluid Brake ................................................................ 429
Transmission.................................................428
Washer ...........................................................353
Fog lights Replacing light bulbs ................................375
Switch................................................................ 196
Front passenger occupant classification system ................................................................ 41
Front passenger’s seat belt reminder light .......................................................................... 393
Front seat heaters........................................300
Front seats ........................................................132 Adjustment ......................................................132
Cleaning .........................................................335
Correct driving posture ............................ 25
Driving position memory ........................ 138
Head restraints............................................... 141
Power easy access system .................... 138
Seat heaters ................................................. 300
Seat position memory .............................. 138
Front side marker lights Light switch .................................................... 190