2021 LEXUS LS500 warning light

510Alphabetical Index
If a warning light turns on ...................... 427
If a warning message is displayed..... 436
If the battery is discharged .................... 444
If the electronic key does not operate properly....................................................... 442
If the engine will not start ....................... 439
If the fuel filler door cannot be opened ........................................................................... 441
If the vehicle is trapped in rising water ...........................................................................419
If you have a flat tire ..................................438
If you lose your keys................................... 441
If you think something is wrong ......... 425
If your vehicle becomes stuck............. 452
If your vehicle has to be stopped in an
emergency ................................................. 418
If your vehicle needs to be towed ....... 421
If your vehicle overheats ........................ 449
Engine ACCESSORY mode ............................... 177
Compartment .............................................383
Engine compartment cover .................384
Engine cover................................................384
Engine switch................................................. 174
Fuel pump shut off system .................... 426
Hood................................................................. 381
How to start the engine............................ 174
Identification number ............................... 457
If the engine will not start ....................... 439
If your vehicle has to be stopped in an
emergency ................................................. 418
Ignition switch (engine switch) ............. 174
Overheating................................................. 449
Tachometer ............................................ 75, 78
Engine compartment cover .................... 384
Engine coolant Capacity .........................................................459
Checking ...................................................... 388
Preparing and checking before winter.........................................................................309
Engine coolant temperature gauge 75, 78
Engine cover ................................................. 384 Engine immobilizer system ........................ 64
Engine oil
Capacity ........................................................ 458
Checking ...................................................... 386
Preparing and checking before winter......................................................................... 309
Warning light ...............................................428
Engine oil maintenance data .................. 387
Engine switch .................................................. 174 Auto power off function............................ 177
Changing the engine switch modes .. 177
If your vehicle has to be stopped in an emergency .................................................. 418
EPS (Electric Power Steering) .............. 304 Warning light .............................................. 430
Event data recorder (E DR) ........................... 8
F
FCTA (Front Cross Traffic Alert) ......... 235
First-aid kit storage belt ............................350
Flat tire
Tire pressure warning system ............ 395
Floor mats ...........................................................22
Fluid Automatic transmission ......................... 460
Brake ................................................................. 461
Washer .......................................................... 390
Footwell light ................................................. 340
Front automatic air conditioning system .......................................................................... 323
Front Cross Traffic Alert (FCTA) ......... 235
Front passenger occupant classification system .............................................................. 40
Front seats Adjustment ....................................................... 121
Cleaning ...........................................................371
Correct driving posture ............................ 23
Driving position memory ........................ 133
Head restraints............................................. 138
Memory recall function............................ 135
Power easy access system .................... 133
Refresh system ..............................................126

511Alphabetical Index
Seat heaters .................................................. 336
Seat position memory ...............................133
Seat ventilators............................................ 336
Front side marker light Light switch .................................................... 190
Replacing light bulbs..................................416
Front turn signal lights Replacing light bulbs..................................416
Turn signal lever .......................................... 185
Fuel Capacity ......................................................... 457
Fuel gauge .............................................. 75, 78
Fuel pump shut off system .................... 426
Information ....................................................465
Refueling ........................................................200
Type.................................................................. 457
Warning light ...............................................430
Fuel consumption Average fuel economy .............................. 84
Current fuel consumption........................ 84
Fuel filler door If the fuel filler door cannot be opened........................................................................... 441
Refueling ........................................................200
Fuel gauge ................................................. 75, 78
Fuel pump shut off system........................ 426
Fuses ................................................................... 412
G
Garage door opener ................................. 360
Gauges ....................................................... 75, 78
Gear Position................................................... 86
G-force............................................................... 86
Glove box ....................................................... 345
Glove box light ............................................. 346
H
Hands Free Power Trunk Lid .................. 109
Head restraints .............................................. 138
Headlight aim ..................................................415 Headlights
Adaptive Front-lighting System (AFS)............................................................................192
Automatic High Beam system ............. 193
Light switch .................................................... 190
Replacing light bulbs ................................. 416
Head-up display.............................................. 89 Driving information display area ...........89
Driving support system display area .. 92
Eco Driving Indicator.................................. 93
HUD (Head-up display) switch ..............91
Navigation system-linked display ........89
Pop-up display ............................................... 92
Settings.................................................................91
Heated steering wheel .............................. 336
Heaters Front automatic air conditioning system.......................................................................... 323
Heated steering wheel ............................336
Outside rear view mirrors..................... 324
Rear automatic air conditioning system
..........................................................................333
Seat heaters ..................................................336
Height control Electronically modulated air suspension..........................................................................302
Hill-start assist control ............................... 304
Hood Open................................................................. 381
Pop Up Hood................................................. 37
Hooks Coat hooks ...................................................353
Retaining hooks (floor mat) ..................... 22
Horn ..................................................................... 141
HUD (Head-up display) switch .................. 91
I
I/M test ............................................................ 378
Identification Engine.............................................................. 457
Vehicle ........................................................... 456

512Alphabetical Index
Ignition switch (engine switch)................. 174Auto power off function ........................... 177
Changing the engine switch modes.. 177
If your vehicle has to be stopped in an
emergency ................................................. 418
Indicators ............................................................72
Initialization Items to initialize .........................................490
Maintenance .................................... 374, 387
Power windows............................................153
Tire pressure warning system .............399
Inside door handle lights .......................... 340
Inside rear view mirror ...................... 142, 143
Instrument panel light control .............77, 81
Intercooler...................................................... 389
Intercooler coolant Capacity .........................................................459
Checking ...................................................... 388
Interior lights.................................................. 340 Front interior light ......................................340
Rear interior light .......................................340
Intuitive parking assist....................... 271, 272 Function ...........................................................272
Warning message......................... 274, 288
J
JackPositioning a floor jack............................. 381
Jam protection function Electronic roof sunshade........................ 160
Moon roof ...................................................... 156
Panoramic moon roof.............................. 160
Power trunk opener and closer .............. 111
Power windows............................................153
Rear door sunshade ................................356
K
Keyless entrySmart access system with push-button start ................................................................... 113
Wireless remote control......................... 100 Keys
Battery-saving function.............................. 114
Electronic key .................................................98
Engine switch .................................................174
If the electronic key does not operate properly ....................................................... 442
If you lose your keys ...................................441
Key number plate .........................................98
Keyless entry .........................................102, 113
Mechanical key ..............................................98
Replacing the battery ................................ 410
Warning buzzer ............................................ 114
Wireless remote control .........................100
Knee airbags .................................................... 29
L
Lane change assist function .................... 238
Lane Tracing Assist (LTA) Operation ......................................................238
Warning messages.................................. 250
Language (multi-information display) ... 87
LATCH anchors ............................................. 53
LDH (Lexus Dynamic Handling system) ..........................................................................305
Lever Auxiliary catch lever .................................. 381
Hood lock release lever .......................... 381
Internal trunk release lever......................... 111
Shift lever ......................................................... 178
Turn signal lever .......................................... 185
Wiper lever .................................................... 196
Lexus climate concierge ............................321
Lexus Dynamic Handling system (LDH) ..........................................................................305
Lexus Enform Safety Connect.................. 58
Lexus Safety System + 2.0 AHB (Automatic High Beam) ............. 193
Dynamic radar cruise control with full-speed range ......................................254
LTA (Lane Tracing Assist) ....................238
PCS (Pre-Collision System) ................ 227
RSA (Road Sign Assist)........................... 251

513Alphabetical Index
Lexus Safety System + AAHB (Automatic High Beam)..............193
Dynamic radar cruise control with full-speed range ............................251, 254
FCTA (Front Cross Traffic Alert) ..... 235
LTA (Lane Tracing Assist).................... 238
PCS (Pre-Collision System)..................215
RSA (Road Sign Assist) ...........................251
License plate lights Light switch .................................................... 190
Replacing light bulbs..................................416
Light bulbs Replacing .........................................................416
Lights Automatic High Beam system..............193
Front interior lights ...................................... 341
Front personal lights................................. 342
Headlight switch ......................................... 190
Interior lights.................................................340
Interior lights list..........................................340
Rear interior lights ....................................... 341
Rear personal lights.................................. 342
Replacing light bulbs..................................416
Trunk lid light................................................... 110
Trunk light......................................................... 110
Turn signal lever .......................................... 185
Vanity lights ..................................................356
Welcome light illumination control .... 192
Lock steering column .................................. 174
LTA (Lane Tracing Assist) Operation...................................................... 238
Warning messages ..................................250
Luggage mats ............................................... 349
M
Maintenance Do-it-yourself maintenance ................. 379
General maintenance ............................. 375
Maintenance data......................................456
Maintenance requirements .................. 374
Malfunction indicator lamp ..................... 428
Menu icons........................................................ 83 Meter
Changing the main meter location...... 82
Clock.......................................................... 75, 78
Indicators........................................................... 72
Instrument panel light control.......... 77, 81
Meter control switches ..............................83
Meters........................................................ 75, 78
Multi-information display .......................... 82
Settings............................................................... 87
Units.....................................................................86
Warning lights ............................................. 427
Warning message .....................................436
Micro dust and pollen filter ..................... 330
Mirrors Digital Rearview Mirror ............................143
Inside rear view mirror ..............................142
Outside rear view mirror defoggers324
Outside rear view mirrors........................ 151
Vanity mirrors ............................................. 356
Moon roof Door lock linked moon roof operation................................................................ 156, 160
Jam protection function ........................... 156
Operation ....................................................... 156
Multi-information display ............................ 82 Audio system-linked display ................... 87
Boost gauge ....................................................86
Drive information 1/Drive information 2.............................................................................84
Driving information display ......................84
Driving support system information dis- play.................................................................... 87
Dynamic radar cruise control with full-speed range ......................................254
Eco Driving Indicator..................................85
Gear Position .................................................86
G-force ..............................................................86
LTA (Lane Tracing Assist) .................... 244
Menu icons ......................................................83
Meter control switches ..............................83
Navigation system-linked display ........86
Pop-up display ............................................... 82

514Alphabetical Index
Settings .............................................................. 87
Suggestion function.....................................88
Tire pressure ................................................395
Units .................................................................... 86
Warning message..................................... 436
N
Navigation system-linked display... 86, 89
Noise from under vehicle ...............................6
O
“ODO TRIP” switch ................................76, 81
Odometer ...................................................76, 81
Odometer and trip meter displayDisplay items ............................................ 76, 81
“ODO TRIP” switch ............................. 76, 81
Pop-up display........................................ 77, 81
Oil Engine oil .......................................................458
Front differential oil ...................................460
Rear differential oil ......................................461
Opener Fuel filler door..............................................200
Hood................................................................. 381
Trunk ................................................................. 108
Outer foot lights Location..........................................................340
Outside door handle lights...................... 340
Outside rear view mirrors Adjustment....................................................... 151
BSM (Blind Spot Monitor) ................... 264
Folding ..............................................................152
Linked mirror functi on when reversing
............................................................................ 151
Mirror position memory...........................133
Outside rear view mirror defoggers324
RCTA function .............................................277
Outside temperature............................ 75, 78
Overheating .................................................. 449
P
Paddle shift switches ......................... 182, 183
Panic mode ..................................................... 100
Panoramic moon roof Jam protection function ........................... 160
Operation ....................................................... 158
Parking assist sensors (intuitive parking assist) ..............................................................272
Parking brake Operation ....................................................... 186
Parking brake engaged warning buzzer........................................................................... 187
Warning light ...............................................433
Warning message ...................................... 187
Parking lights Light switch .................................................... 190
Replacing light bulbs ................................. 416
Parking Support Brake function (for rear-crossing vehicles) .......................... 293Function ..........................................................293
Parking Support Brake function (rear pedestrians) ................................................ 296Function ..........................................................296
Parking Support Brake function (static objects) .........................................................288Function ......................................................... 288
PCS (Pre-Collision System) Function ................................................ 215, 227
PCS OFF switch ........................................230
Warning light ............................................... 432
Personal lights............................................... 340
PKSA (Parking Support Alert) ................ 271
PKSB (Parking Support Brake)............. 284 Warning message ........................ 287, 288
Pop Up Hood....................................................37
Power easy access system ........................133
Power outlets ................................................ 354
Power rear seat ..............................................128
Power steering (Elect ric power steering
system) .......................................................... 304 Warning light .............................................. 430

515Alphabetical Index
Power trunk opener and closer ............. 108
Power windowsDoor lock linked window operation..154
Jam protection function............................153
Operation........................................................153
Window lock switch ................................. 155
Pre-Collision System (PCS) Function ................................................ 215, 227
PCS OFF switch ........................................ 230
Warning light ............................................... 432
R
Radar cruise control (dynamic radar cruise control with full-speed range)... 251, 254
Radiator ........................................................... 389
RCD (Rear camera detection) ................ 271 Function ............................................................281
Warning message..................................... 282
RCTA Function ...........................................................277
Warning message..................................... 278
RCTA (Rear Cross Traffic Alert) ........... 271
Rear automatic air conditioning system .......................................................................... 333
Rear Cross Traffic Alert (RCTA) ..........277
Rear door sunshades ................................. 356
Rear Multi Operation Panel .................... 318
Rear seat position memory ....................... 137
Rear seats .........................................................128 Adjustment......................................................128
Head restraints ............................................ 138
Rear seat position memory .................... 137
Relaxation system......................................... 131
Seat heaters .................................................. 336
Seat ventilators............................................ 336
Rear side marker lights Light switch .................................................... 190
Replacing light bulbs..................................416
Rear sunshades ............................................358
Rear turn signal lights Replacing light bulbs..................................416
Turn signal lever .......................................... 185 Rear view mirror
Digital Rearview Mirror ............................143
Inside rear view mirror ..............................142
Outside rear view mirrors........................ 151
Rear window defogger ............................. 324
Refueling Capacity ......................................................... 457
Fuel types ....................................................... 457
If the fuel filler do or cannot be opened
............................................................................441
Opening the fuel tank cap ................... 200
Remote Touch ................................................314
Replacing Electronic key battery ............................... 410
Fuses...................................................................412
Light bulbs ...................................................... 416
Tires ..................................................................402
Resetting the message indicating mainte- nance is required ...................................... 374
Rev indicator .................................................... 80
Rev peak............................................................. 80
Road Sign Assist ............................................251
RSA (Road Sign Assist) ..............................251
Run-flat tires....................................... 395, 438
S
Seat belt buckle lights ................................ 340
Seat belt reminder light................... 430, 431
Seat belts............................................................ 24 Active Assist .................................................... 28
Automatic Locking Retractor................. 26
Child restraint system installation ......... 46
Cleaning and maintaining the seat belt............................................................................371
Easy Access Buckle .................................... 26
Emergency Locking Retractor .............. 26
How to wear your seat belt ..................... 25
How your child should wear the seat belt ............................................................................. 25
Pregnant women, proper seat belt use ............................................................................. 24
Reminder light and buzzer ........ 430, 431

516Alphabetical Index
Seat belt extender ........................................ 25
Seat belt pretensioners ...............................27
SRS warning light ...................................... 428
Seat heaters ................................................... 336
Seat position memory........................ 133, 137
Seat ventilators ............................................. 336
Seating capacity............................................. 172
Seats Adjustment............................................. 121, 128
Adjustment precautions .............................121
Child seats/child restraint system installa-tion .................................................................... 45
Cleaning........................................................... 371
Driving position memory.........................133
Front seat refresh system......................... 126
Head restraints ............................................ 138
Power easy access system .....................133
Properly sitting in the seat .........................23
Rear seat relaxation system..................... 131
Seat heaters .................................................. 336
Seat position memory .....................133, 137
Seat ventilators............................................ 336
Secondary Collision Brake ..................... 305
Sensor Automatic headlight system.................... 191
Automatic High Beam system..............193
Digital Rearview Mirror............................146
Inside rear view mirror.............................. 142
Intuitive parking assist...............................272
LTA (Lane Tracing Assist).................... 238
Parking Support Brake function (rear-crossing vehicles)...................... 293
Parking Support Brake function (static objects)........................................................289
Radar sensor........................202, 209, 267
Rain-sensing windshield wipers........... 197
Service reminder message ..................... 374
Shift lever Automatic transmission ............................178
Shift lever light ............... ............................... 340
Shopping bag hooks .................................. 349
Side airbags ...................................................... 29 Side marker lights
Light switch .................................................... 190
Replacing light bulbs ................................. 416
Side mirrors Adjustment ....................................................... 151
BSM (Blind Spot Monitor).................... 264
Folding.............................................................. 152
Linked mirror functi on when reversing
............................................................................. 151
Mirror position memory .......................... 133
RCTA function ............................................ 277
Side turn signal lights Replacing light bulbs ................................. 416
Turn signal lever .......................................... 185
Side windows ..................................................153
Smart access system with push-button startAntenna location ........................................... 113
Entry functions .............................................. 102
Starting the engine ......................................174
Snow mode ......................................................182
Snow tires ....................................................... 309
Spark plug ...................................................... 459
Specifications ................................................ 456
Speedometer ........................................... 75, 78
Steering lock Column lock release ..................................174
Steering lock system warning message............................................................................174
Steering wheel Adjustment ....................................................... 141
Heated steering wheel ............................336
Meter control switches ..............................83
Power easy access system .................... 133
Steering wheel position memory........ 133
Stop lights Replacing light bulbs ................................. 416
Storage features .......................................... 344
Stuck If the vehicle becomes stuck ................452
Suggestion function....................................... 88
Sun visors ........................................................ 356

517Alphabetical Index
SunshadeRoof ................................................................... 156
Switches Activating the Automatic High Beam193
Automatic High Beam system..............193
Brake Hold switch ..................................... 188
Digital Rearview Mi rror control switches
...........................................................................143
Door lock switches .................................... 104
Driving mode select switch .................. 299
Driving position memory switches .....133
Dynamic radar cruise control with full-speed range switch ....................... 254
Electronic roof sunshade switches .... 158
Emergency flashers switch .................... 418
Engine switch................................................. 174
Garage door opener switches ..........360
Heated steering wheel switch............. 336
HUD (Head-up display) switch.............. 91
Ignition switch................................................ 174
Instrument panel light control switches ..................................................................... 77, 81
Light switches ............................................... 190
LTA (Lane Tracing As sist) switch..... 244
Meter control switches .............................. 83
Moon roof switches .................................. 156
“ODO TRIP” switch ............................. 76, 81
Outside rear view mirror switches ...... 151
Paddle shift switches ....................... 182, 183
Panoramic moon roof switches .......... 158
Parking brake switch ................................ 186
PCS OFF switch ........................................ 230
PKSB (Parking Support Brake) switch .........................................................................285
Power door lock switch .......................... 104
Power window switches ..........................153
RCD (Rear Camera Detection) switch ...........................................................................281
Rear door sunshade switch..................356
Rear seat heater ......................................... 333
Rear seat position memory switches. 137
Rear seat ventilator ................................... 333 Rear sunshades switch........................... 358
Rear window and outside rear view mir-
ror defoggers switch ............................ 323
Seat heater switches.................................336
Seat ventilator switches ..........................336
Snow mode switch..................................... 182
“SOS” button...................................................58
Tilt and telescopic steering control switch ............................................................................. 141
Tire pressure warning reset switch.. 399
Trunk closer switch ...................................... 110
Trunk opener main switch........................ 112
Trunk opener switch ................................. 108
Vehicle-to-vehicle distance switch...254
VSC OFF switch ...................................... 305
Window lock switch.................................. 155
Windshield wiper and washer switch196
Windshield wiper de-icer switch.......328
T
Tachometer............................................... 75, 78 Rev indicator .................................................. 80
Rev peak........................................................... 80
Tail lights Light switch .................................................... 190
Replacing light bulbs ................................. 416
Theft deterrent system Alarm...................................................................66
Engine immobilizer system...................... 64
Tire inflation pressure Maintenance data ...................................... 462
Tire inflation pressure display function......................................................................... 395
Warning light .................................................431
Tire information .............................................467 Glossary .........................................................470
Size ................................................................... 468
Tire identification number..................... 468
Uniform Tire Quality Grading ............469
Tire pressure display ... ............................... 395
Tire pressure warning system Function ......................................................... 395