2019 LEXUS RX450H cruise control

6888-2. Steps to take in an emergency
RX450h_RX450hL_U
WARNING
■When using the compact spare tire
●Remember that the compact spare tire provided is specifically designed for use with
your vehicle. Do not use your comp act spare tire on another vehicle.
●Do not use more than one compact spare tire simultaneously.
●Replace the compact spare tire with a standard tire as soon as possible.
●Avoid sudden acceleration, abrupt steering, sudden braking and shifting operations
that cause sudden engine braking.
■When the compact spare tire is attached
The vehicle speed may not be correctly detected, and the following systems may not
operate correctly:
Also, not only can the following system not be utilized fully, but it may even negatively
affect the drive-train components:
•E-Four
■Speed limit when using the compact spare tire
Do not drive at speeds in excess of 50 mph (80 km/h) when a compact spare tire is
installed on the vehicle.
The compact spare tire is not designed for driving at high speeds. Failure to observe
this precaution may lead to an accident causing death or serious injury.
■After using the tools and jack
Before driving, make sure all the tools and jack are securely in place in their storage
location to reduce the possibilit y of personal injury during a collision or sudden brak-
ing.
• ABS & Brake assist
•VSC
•TRAC
•EPS
• Trailer Sway Control
•VDIM
• Adaptive Variable Suspension System (if equipped)
• Dynamic radar cruise control with full- speed range
• PCS (Pre-Collision System)
• LKA (Lane-Keeping Assist) • Automatic High Beam
• AFS (Adaptive Front-lighting System)
(if equipped)
• Tire pressure warning system
• Intuitive parking assist (if equipped)
• Intelligent Clearance Sonar (ICS) (if equipped)
• Lexus parking assist monitor (if equipped)
• Panoramic view monitor (if equipped)
• BSM (Blind Spot Monitor) (if
equipped)
• Navigation system (if equipped)

774Alphabetical index
RX450h_RX450hL_U
Child-protectors.....................................139
Cleaning.......................................580, 584 Aluminum wheels ............................... 581
Exterior................................................... 580
Interior .................................................... 584
Seat belts ............................................... 585
Clock ................................................ 96, 548
Coat hooks.............................................. 559
Compass .................................................. 567
Condenser .............................................. 602
Console box ........................................... 534
Consumption screen ................. 105, 124
Coolant Capacity .................................................. 715
Checking................................................. 601
Preparing and checking before winter ................................... 390
Cooling system ...................................... 601 Hybrid system overheating ..........702
Cornering lights .................................... 259
Cruise control Dynamic radar cruise control with full-speed range ................... 306
Cup holders ............................................ 535
Curtain shield airbags ........................... 37
Customizable features ....................... 736
Customized mode ............................... 379 Daytime running light system.......... 260
Defogger
Outside rear view mirrors ..............516
Rear window..........................................516
Windshield..............................................516
Differential ................................................ 716
Dimensions ............................................... 710
Dinghy towing ....................................... 238
Display Dynamic radar cruise control with full-speed range ...................306
Energy monitor..................................... 124
LKA (Lane-Keeping Assist)......... 302
Multi-information display.................. 101
Warning messages .......................... 667
Do-it-yourself maintenance............. 593
Doors Automatic door locking and unlocking system..............................139
Door lock................................................ 138
Outside rear view mirrors ..............193
Power back door ................................ 142
Rear door child-p rotectors ............139
Side doors ...............................................136
Side windows ........................................196D

775Alphabetical index
RX450h_RX450hL_U
Drive information .................................. 105
Drive-start control ..................... 213, 249
Driver’s seat belt reminder light ..... 662
Driver’s seat position memory ........... 181
DrivingBreak-in tips ...........................................214
Correct posture.....................................30
Driving mode select switch ..........379
Hybrid vehicle driving tips............ 388
Procedures ............................................. 212
Winter drive tips ................................ 390
Driving position memory...................... 181 Memory recall function.................... 184
Power easy access system .............. 181
Dynamic radar cruise control with full-speed range ....................... 306 E-Four ....................................................... 383
ECB (Electronically Controlled
Brake System) .................................... 382
Eco drive mode......................................379
EDR (Event data recorder).....................11
Electric motor Location .....................................................74
Specification ........................................... 712
Electric Power Steering (EPS) ....... 383 Warning light .........................................661
Electronic key .......................................... 132 Battery-saving function ....................159
If the electronic key does not operate properly ............................ 692
Replacing the battery ......................630
Electronically Controlled Brake System (ECB) ....................... 382
Emergency flashers ............................ 652E

780Alphabetical index
RX450h_RX450hL_U
Keyless entrySmart access system with push-button start ............................. 158
Wireless remote control ....... 136, 142
Keys..............................................................132 Battery-saving function .................... 160
Electronic key ........................................132
Engine switch .......................................239
If the electronic key does not operate properly.............................692
If you lose your keys ................ 133, 135
Key number plate ................................132
Keyless entry ..........................................132
Mechanical key .................................... 133
Power switch........................................239
Replacing the battery ...................... 630
Warning buzzer ...................................137
Wireless remote control ..................132
Knee airbags ............................................. 37 Lane-Keeping Assist (LKA) ............. 297
Language (multi-information
display) ..................................................... 113
LATCH anchors ....................................... 67
Lever Auxiliary catch lever .........................595
Hood lock release lever.................595
Shift lever ............................................... 246
Turn signal lever ................................. 252
Wiper lever................................ 267, 272
Lexus Climate Concierge................ 506
Lexus Display Audio controller.............................................. 402
Lexus Enform
*
Lexus Enform Remote*
LEXUS Enform Safety Connect.................................................. 571
LEXUS Enform Service Connect................................................. 577
Lexus parking assist monitor ........... 363 Display..................................................... 364
Precautions ........................................... 370
Lexus Safety System+ ......................... 279 Automatic High Beam.................... 262
Dynamic radar cruise control with full-speed range ................. 306
LKA (Lane-Keeping Assist) ........ 297
PCS (Pre-Collision System) ...... 286
KL

782Alphabetical index
RX450h_RX450hL_U
Moon roofDoor lock linked moon roof operation ................................... 198
Jam protection function ................... 201
Operation ............................................. 200
MP3 disc.................................................. 433
Multi-information display AWD Control display ...................... 106
Clock...........................................................96
Drive information ................................ 105
Dynamic radar cruise control with full-speed range ................... 306
Energy monitor .....................................124
G-force display.................................... 107
Language .................................................. 113
LKA (Lane-Keeping Assist) ........ 302
Outside temperature ..........................96
PCS (Pre - Collision system) ......287
Settings .....................................................108
Suggestion function ............................. 116
Sway warning display ....................... 106
Warning messages...........................667 Navigation system
*
Noise from under vehicle ........................8
Odometer .................................................. 115
Oil
Engine oil ................................................. 713
Rear differential oil .............................. 716
Opener Fuel filler door...................................... 276
Hood........................................................595
Power back door ................................ 143
Outside rear view mirrors .................. 193 Adjusting and folding ........................193
Blind Spot Monitor (BSM) .............319
Linked mirror function when reversing..................................194
Mirror position memory ................... 181
Outside rear view mirror defoggers.............................................516
Outside temperature display ..............96
Overheating............................................702
N
O

784Alphabetical index
RX450h_RX450hL_U
Radar cruise control (dynamic radar cruise control
with full-speed range) ..................... 306
Radiator .................................................... 602
Radio.......................................................... 426
Rear automatic air conditioning system .................................................... 522
Rear Cross Traffic Alert ......................319
Rear Cross Traffic Auto Brake ...................................................... 356
Rear door sunshades .......................... 557
Rear passengers’ seat belt reminder light ..................................... 662
Rear seat Folding down the rear seatbacks ............................................. 168
Rear side marker lights Light switch .......................................... 258
Replacing light bulbs ........................637
Rear turn signal lights Replacing light bulbs ........................637
Turn signal lever ................................. 252
Wattage ....................................................719 Rear view mirror
Inside rear view mirror....................... 191
Outside rear view mirrors ..............193
Rear window defogger ........................ 516
Rear window wiper .............................. 272
Refueling................................................... 274 Capacity................................................... 712
Fuel types................................................. 712
Opening the fuel tank cap .............274
When the fuel filler door cannot be opened ..........................277
Regenerative braking............................. 76
Remote Touch
*.................................... 500
Replacing Electronic key battery .....................630
Fuses ........................................................ 632
Light bulbs............................................. 637
Tires .......................................................... 673
Windshield wiper inserts ............... 628
Reporting safety defects for U.S. owners ...................................752
Resetting the message indicating maintenance is required ................ 588
Rev indicator ............................................. 98
Rev peak ..................................................... 98
Road accident cautions .......................... 81
R

787Alphabetical index
RX450h_RX450hL_U
SwitchesAudio remote control switches .............................................. 406
Automatic High Beam switch ..... 262
Brake hold switch ..............................256
Cruise control switch................................................... 306
Door lock switch ................................. 138
Driving mode select switch ..........379
Driving position memory switches .................................................. 181
Electronic sunshade switch ..........204
Emergency flashers switch ...........652
EV drive mode switch ..................... 244
Fog light switch ...................................266
Garage door opener switches .............................................. 560
Heated steering wheel switch....................................................526
HUD (Head-up display) switches .................................................. 118
Ignition switch ......................................239
Light switch .......................................... 258
LKA (Lane-Keeping Assist) switch..................................................... 301
Meter control switches .................... 103
Moon roof switches......................... 200
“ODO/TRIP” switch ......................... 104
Outside rear view mirror switches ................................................ 193 Paddle shift switches............ 247, 248
Panoramic moon roof
switches .............................................. 204
Parking brake switch ....................... 253
Power back door opener and closer switch .................. 143, 145
Power switch ....................................... 239
Power window switch .......................196
Rear window and outside rear view mirror
defoggers switch..............................516
Rear window wiper and washer switch ...................................272
Seat heater switches ............ 526, 527
Seat ventilator switches .................. 527
“SOS” button ......................................... 571
Talk switch................................... 471, 493
Telephone switch ................................ 471
Vehicle-to-vehicle distance button................................306
VSC OFF switch ...............................384
Window lock switch ..........................196
Windshield wiper and washer switch .................................. 267