2019 LEXUS RX450H warning light

772Alphabetical index
RX450h_RX450hL_U
Back doorPower back door .................................142
Touchless power back door ......... 144
Wireless remote control ..................142
Back-up lights Replacing light bulbs ........................637
Wattage ....................................................719
Battery (12-volt battery) Battery checking ............................... 605
If the 12-volt battery is discharged ........................................ 695
Preparing and checking before winter ................................................... 390
Replacing .............................................. 698
Warning light ...................................... 660
Battery (traction battery) ..................... 78
Blind Spot Monitor (BSM)..................319 Blind Spot Monitor function ............................................ 323
Rear Cross Traffic Alert function ............................................ 327 Bluetooth
®............................................. 482
Audio system ....................................... 459
Hands-free system (for cellular phone) .........................461
Bottle holders .........................................537
Brake Brake Hold ........................................... 256
Fluid ............................................................ 716
Parking brake ...................................... 253
Regenerative braking ..........................76
Warning light ...................................... 660
Brake assist ............................................. 382
Brake Hold.............................................. 256 Warning light .........................................661
Break-in tips ............................................. 214
Brightness control Instrument panel light control ........ 98
BSM (Blind Spot Monitor) ................. 319 Blind Spot Monitor function......... 323
Rear Cross Traffic Alert function.................................................327B

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

776Alphabetical index
RX450h_RX450hL_U
Emergency, in case ofIf a warning buzzer sounds.......... 660
If a warning light turns on.............. 660
If a warning message is displayed.............................................667
If the 12-volt battery is discharged ........................................ 695
If the electronic key does not operate properly.............................692
If the hybrid system will not start ............................................... 690
If you have a flat tire ..........................673
If you lose your keys ................ 133, 135
If you think something is wrong .................................................. 659
If your vehicle becomes stuck ..................................................... 706
If your vehicle has to be stopped in an
emergency........................................ 653
If your vehicle needs to be towed................................................... 654
If your vehicle overheats ................702
Energy monitor ....................................... 124 Engine
ACCESSORY mode ..................... 240
Compartment ..................................... 597
Engine switch ...................................... 239
Hood........................................................595
How to start the hybrid system .................................................. 239
Identification number......................... 712
If your vehicle has to be stopped in an emergency..........653
Ignition switch (power switch) .... 239
Overheating......................................... 702
Power switch ....................................... 239
Engine coolant Capacity................................................... 715
Checking ................................................ 601
Preparing and checking before winter ....................................390
Engine coolant temperature gauge .........................................................96
Engine oil Capacity................................................... 713
Checking .............................................. 598
Preparing and checking before winter ....................................390
Engine oil maintenance data ........... 600
Engine switch ......................................... 239
Enhanced VSC ..................................... 382
EPS (Electronic Power Steering) ........ 383 Warning light .........................................661
EV drive mode .......................................244
EV indicator ............................................... 76
Event data recorder (EDR).....................11

779Alphabetical index
RX450h_RX450hL_U
I/M test ..................................................... 592
ICS (Intelligent Clearance Sonar) .................................................... 342 Indicator..................................................... 92
Warning light .......................................662
Warning messages.............. 346, 353
Identification Engine ........................................................ 712
Vehicle ....................................................... 711
Ignition switch (power switch) ........ 239
Illuminated entry system ..................... 531
Immobilizer system................................. 83
Indicators .................................................... 90
Initialization Engine oil maintenance data....... 600
Items to initialize.................................. 749
Power back door ................................ 150
Tire pressure warning system ................................................... 612
Inside rear view mirror .......................... 191
Instrument panel light control ............ 98
Intelligent Clearance Sonar (ICS) ....................................................... 342 Indicator..................................................... 92
Warning light .......................................662
Warning messages.............. 346, 353
Interior lights........................................... 528 Switch.......................................................529
Wattage ....................................................719
Intuitive parking assist......................... 332 Jack
Positioning a floor jack....................596
Vehicle-equipped jack ................... 674
Jack handle .............................................. 674
Jam protection function Electronic sunshade.........................205
Moon roof ...............................................201
Panoramic moon roof.....................205
Power back door openerand closer ........................................... 150
Power windows.................................... 197
IJ
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

781Alphabetical index
RX450h_RX450hL_U
License plate lightsLight switch .......................................... 258
Replacing light bulbs ........................637
Light Automatic High Beam .................... 262
Cornering lights..................................259
Fog light switch ...................................266
Headlight switch................................ 258
Illuminated entry system .................. 531
Interior light list ................................... 528
Interior lights .........................................529
Luggage compartment light ......... 148
Personal lights .................................... 530
Replacing light bulbs ........................637
Turn signal lever ................................. 252
Vanity lights ..........................................547
Wattage ....................................................719
Welcome lighting ............................... 261
Light bulbs Replacing ...............................................637
Wattage ....................................................719
LKA (Lane-Keeping Assist)............. 297
Lock steering column ......................... 242
Luggage cover ........................................541 Maintenance
Do-it-yourself maintenance .........593
General maintenance .................... 589
Maintenance data................................710
Maintenance requirements .......... 587
Malfunction indicator lamp .............. 660
Meter Head-up display ................................... 118
Indicators .................................................. 90
Instrument panel light control..................................................... 98
Meters ........................................................ 96
Multi-information display.................. 101
Settings .................................................... 108
Warning lights.................................... 660
Warning messages .......................... 667
Mirrors Inside rear view mirror....................... 191
Outside rear view mirror defoggers.............................................516
Outside rear view mirrors ..............193
Vanity mirrors ..................................... 547M
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

783Alphabetical index
RX450h_RX450hL_U
Paddle shift switches ................ 247, 248
Panic mode ...............................................133
Panoramic moon roof ........................ 204Jam protection function ................. 205
Operation ..............................................204
Parking brake......................................... 253 Parking brake engaged warning buzzer/message......... 255
Warning light ........................................ 661
Parking lights Light switch .......................................... 258
Replacing light bulbs ........................637
PCS (Pre-Collision System) ............ 286 Warning light .......................................662
Personal lights........................................530
Power back door .................................... 142 Touchless power back door ......... 144
Wireless remote control ..................142
Power back door opener and closer ........................................................ 142 Power control unit coolant
Capacity................................................... 715
Checking ................................................ 601
Preparing and checking before winter ....................................390
Radiator .................................................. 602
Power easy access system .................. 181
Power outlets ......................................... 555
Power steering (Electric Power Steering system)................................ 383 Warning light .........................................661
Power switch.......................................... 239
Power windows Door lock linked window operation ............................................. 198
Jam protection function.................... 197
Operation................................................196
Window lock switch ..........................196
Pre-Collision System (PCS)............ 286 Warning light ....................................... 662
P
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.

785Alphabetical index
RX450h_RX450hL_U
S-FLOW mode .......................................514
Seat belts..................................................... 32Adjusting the seat belt ........................ 32
Automatic Locking Retractor ................................................ 33
Child restraint system installation ..............................................55
Cleaning and maintaining the seat belt .............................................. 585
Emergency Locking Retractor ................................................ 33
How to wear your seat belt ............. 32
How your child should wear the seat belt .............................. 33
Pregnant women, proper seat belt use.................................................... 34
Reminder light and buzzer ...........662
Seat belt extender................................. 33
Seat belt instructions for Canadian owners ...................753
Seat belt pretensioners ...................... 33
SRS warning light.............................. 660 Seat position memory ........................... 181
Seat ventilators.......................................527
Seating capacity ....................................223
Seats
Adjustment.............................................. 167
Adjustment precautions................... 167
Child seats/child restraint system installation ............................. 55
Cleaning.................................................584
Driving position memory.................. 181
Folding down the rear seatbacks ............................................ 168
Front seat heaters.............................. 526
Head restraint....................................... 186
Power easy access system .............. 181
Properly sitting in the seat ................ 30
Rear seat heaters ............................... 527
Seat position memory ........................ 181
Seat ventilators.................................... 527
S
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.