airbag LEXUS LS500H 2020 Owner's Guide

4267-2. Steps to take in an emergency
■Brake hold operated indicator (warning buzzer)
■Master warning light (warning buzzer)
■Warning buzzer
In some cases, the bu zzer may not be heard
due to being in a noisy location or audio
sound.
■Front passenger detection sensor, seat
belt reminder and warning buzzer
●If luggage is placed on the front passen-
ger seat, the front passenger detection
sensor may cause th e warning light to
flash and the warning buzzer to sound
even if a passenger is not sitting in the
seat.
●If a cushion is placed on the seat, the sen-
sor may not detect a passenger, and the
warning light may not operate properly.
■SRS warning light
This warning light system monitors the air-
bag sensor assembly, Pop Up Hood com-
puter assembly, front impact sensors, side
impact sensors (front door), side impact
sensors (front), side impact sensors (rear),
driver’s seat position sensor, driver’s seat
belt buckle switch, front passenger occu-
pant classification system (ECU and sen-
sors), rear seat belt buckle switches (if
equipped), “AIR BAG ON” indicator light,
“AIR BAG OFF” indicator light, front pas-
senger’s seat belt buc kle switch, seat belt
pretensioners, airbags, interconnecting wir-
ing and power sources. ( P.29)
■If the malfunction indicator lamp comes
on while driving
First check the following:
●Is the fuel tank empty?
If it is, fill the fuel tank immediately.
●Is the fuel tank cap loose?
If it is, tighten it securely.
The light will go off after several driving
trips.
If the light does not go off even after several
trips, contact your Lexus dealer as soon as
possible.
■Electric power steering system warning
light (warning buzzer)
When the battery charge becomes insuffi-
cient or the voltage temporarily drops, the
electric power steering system warning
light may come on and the warning buzzer
may sound.
■When the tire pressure warning light
comes on
Inspect the tires to check if a tire is punc-
tured.
If a tire is punctured:  P.433
If none of the tires are punctured:
Turn the engine switch off then turn it to
IGNITION ON mode. Check if the tire
pressure warning light comes on or blinks.
If the tire pressure warning light blinks for
approximately 1 minute then stays on
There may be a malfunction in the tire
Warning lightDetails/Actions
(flashes)
Indicates a malfunction in the brake hold system
 Have the vehicle inspected by your Lexus dealer immediately.
Warning lightDetails/Actions
A buzzer sounds and the warning light comes on and flashes to indicate
that the master warning system has detected a malfunction.
P.429

485
9
9
For owners
For owners
.9-1. For ownersReporting safety defects for U.S. owners ........................................ 486
Seat belt instructions for Cana- dian owners (in French)....... 486
SRS airbag instructions for Cana- dian owners (in French)....... 488

4889-1. For owners
■Emplacement des coussins gonflables SRS
Coussins gonflables frontaux SRS
Coussin gonflable conducteur/coussi n gonflable du passager avant SRS
Participe à la protection de la tête et du thorax du conducteur et du passager
avant contre les chocs contre les éléments de l'habitacle
Coussins gonflables de genoux SRS
Participent à la protection du co nducteur et du passager avant
Coussins gonflables latéraux et rideaux SRS
Coussins gonflables latéraux avant SRS
Participent à la protection du to rse des occupants de siège avant
Coussins gonflables latéraux arrière SRS
Participent à la protection du torse des occupants des sièges latéraux arrière
SRS airbag instructions for Canadian owners (in French)
The following is a French explanation of SRS airbag instructions extracted
from the SRS airbag section in this manual.
See the SRS airbag section for more deta iled SRS airbag instructions in English.
Système de coussins gonflables SRS
A
B
C
D

499Alphabetical Index
Alphabetical Index
A
A/CAir conditioning filter ............................... 402
Front automatic air conditioning system........................................................................... 317
Front seat concentr ated airflow mode
(S-FLOW)................................................. 324
Micro dust and pollen filter................... 323
Rear automatic air conditioning system ......................................................................... 327
ABS (Anti-lock Brake System).............. 297 Warning light ................................................. 421
Active stabilizer suspension system .... 298
Adaptive Front-lighting System (AFS) .182
Adaptive Variable Suspension System298
AFS (Adaptive Front-lighting System) .182
AHB (Automatic High Beam) ................ 183
Air conditioning filter ................................. 402
Air conditioning system Air conditioning filter ............................... 402
Front automatic air conditioning system........................................................................... 317
Front seat concentr ated airflow mode
(S-FLOW)................................................. 324
Micro dust and pollen filter................... 323
Rear automatic air conditioning system ......................................................................... 327
Airbags Airbag operating conditions..................... 31
Airbag precautions for your child ........ 34
Correct driving posture .............................23
Curtain shield airbag operating condi- tions ...................................................................32
Curtain shield airbag precautions ....... 34
Front passenger occupant classification system ............................................................. 39
General airbag precautions ................... 34
Locations of airbags.................................... 29
Modification and disposal of airbags . 36
Side airbag operating conditions ..........32
Side airbag precautions ............................ 34 Side and curtain shie
ld airbags operating
conditions ...................................................... 32
Side and curtain shield airbags precau- tions .................................................................. 34
SRS airbags...................................................... 29
SRS warning light.......................................420
Alarm ................................................................... 65 Warning buzzer .......................................... 419
Anchor brackets ..................................... 46, 55
Antennas (smart acc ess system with
push-button start)..........................................111
Anti-lock Brake System (ABS).............. 297 Warning light .................................................421
Approach warning.......................................247
Armrest............................................................ 347
Assist grips ..................................................... 347
Audio system-linked display ...................... 85
Automatic headlight leveling system ..... 181
Automatic High Beam ............................... 183
Automatic light control system............... 180
Automatic transmission ..............................169 M mode ............................................................174
Paddle shift switches ........................173, 174
Snow mode..................................................... 172
Auxiliary boxes .................................. 342, 344
Average fuel economy................................. 82
Average vehicle speed ................................ 82
B
Back-up lights Replacing light bulbs ............................... 408
Battery Battery checking ....................................... 385
If the battery is discharged ....................439
Preparing and checking before winter......................................................................... 303
Warning light ...............................................420
Blind Spot Monitor (BSM).........................251
Boost gauge...................................................... 84
Brake Brake hold ...................................................... 178
Fluid...................................................... 383, 455

500Alphabetical Index
Parking brake ................................................ 176
Warning light .................................................419
Brake assist .................................................... 297
Break-in tips.................................................... 155
Brightness control Instrument panel light control ........75, 79
BSM (Blind Spot Monitor).........................251
Buzzer Hands off steering wheel warning (LTA)......................................................................... 237
C
Card key ............................................................ 96
Care Aluminum wheels ...................................... 362
Exterior ........................................................... 362
Interior .............................................................365
Seat belts........................................................365
Cargo capacity...............................................163
Cargo net ....................................................... 343
Center Display .............................................. 310
Chains .............................................................. 304
Child restraint system Fixed with a LATCH system .................. 53
Fixed with a seat belt................................... 49
Front passenger occupant classification system ............................................................. 39
Points to remember .................................... 45
Riding with children ..................................... 45
Types of child restraint system installation method ........................................................... 46
Using an anchor bracket .......................... 55
Child safety Airbag precautions...................................... 34
Battery precautions ..................... 385, 443
Child restraint system................................. 46
Heated steering wheel and seat heater precautions................................................330
How your child should wear the seat belt ............................................................................ 25
Moon roof precautions ............................ 147
Panoramic moon roof precautions ..... 151 Power window lock switch .................... 145
Power window precautions ...................144
Rear door child-protectors ................... 103
Removed electronic key battery precau-
tions .............................................................. 404
Seat belt extender precautions.............. 25
Seat belt precautions .................................. 45
Trunk precautions....................................... 104
Child-protectors........................................... 103
Cleaning Aluminum wheels ......................................362
Exterior............................................................362
Interior ............................................................ 365
Radar sensor .......................................193, 199
Seat belts ....................................................... 365
Clock ................................................73, 76, 348
Clock light ...................................................... 334
Coat hooks..................................................... 347
Coin holder .................................................... 340
Condenser ..................................................... 383
Console box ....................................................341
Consumption screen ...................................... 91
Cooling system............................................. 382 Engine overheating................................... 444
Cornering lights .............................................182
Cruise control Dynamic radar cruise control with full-speed range ........................... 238, 241
Cup holders ................................................... 340
Current fuel consumption .......................... 82
Curtain shield airbags .................................. 29
Customizable features .............................. 470
D
Daytime running light system .................. 180
Defogger Outside rear view mirrors...................... 318
Rear window ................................................. 318
Windshield ..................................................... 318
Differential Front differential oil............. .......................454
Rear differential oil......... ..................... ...... 455

504Alphabetical Index
InitializationItems to initialize .........................................484
Maintenance .....................................368, 381
Power windows............................................ 143
Tire pressure warning system ............. 392
Inside door handle lights .......................... 334
Inside rear view mirror ............................... 140
Instrument panel light control ........... 75, 79
Intercooler...................................................... 383
Intercooler coolant Capacity ......................................................... 453
Checking ....................................................... 382
Interior lights.................................................. 334 Front interior light ...................................... 334
Rear interior light ....................................... 334
Intuitive parking assist..................... 257, 259 Function .......................................................... 259
Warning message........................... 261, 277
J
JackPositioning a floor jack............................ 375
Jam protection function Electronic roof sunshade........................ 150
Moon roof .......................................................146
Panoramic moon roof.............................. 150
Power trunk opener and closer .......... 109
Power windows............................................ 143
Rear door sunshade ............................... 350
K
Keyless entrySmart access system with push-button start ..................................................................... 111
Wireless remote control........................... 98
Keys Battery-saving function ..............................112
Electronic key ................................................. 96
Engine switch................................................ 165
If the electronic key does not operate properly....................................................... 437 If you lose your keys .................................436
Key number plate .........................................96
Keyless entry .......................................... 100, 111
Mechanical key .............................................. 96
Replacing the battery .............................. 403
Warning buzzer ............................................ 112
Wireless remote control ...........................98
Knee airbags .................................................... 29
L
Lane change assist function .................... 226
Lane Tracing Assist (LTA) Operation ...................................................... 226
Warning messages...................................238
Language (multi-information display) ... 85
LATCH anchors ............................................. 53
LDH (Lexus Dynamic Handling system) .......................................................................... 298
Lever Auxiliary catch lever .................................375
Hood lock release lever .........................375
Internal trunk release lever..................... 109
Shift lever ......................................................... 169
Turn signal lever ...........................................175
Wiper lever .................................................... 185
Lexus climate concierge ............................315
Lexus Dynamic Handling system (LDH) .......................................................................... 298
Lexus Enform Safety Connect.................. 58
Lexus Safety System + 2.0 AHB (Automatic High Beam) ............. 183
Dynamic radar cruise control with full-speed range ........................................241
LTA (Lane Tracing Assist) .................... 226
PCS (Pre-Collision System) ..................216
RSA (Road Sign Assist)..........................238
Lexus Safety System + A AHB (Automatic High Beam) ............. 183
Dynamic radar cruise control with full-speed range ........................... 238, 241
FCTA (Front Cross Traffic Alert)...... 223
LTA (Lane Tracing Assist) .................... 226

508Alphabetical Index
SeatsAdjustment............................................. 119, 126
Adjustment precautions ............................ 119
Child seats/child restraint system installa-tion .................................................................... 45
Cleaning.........................................................365
Driving position memory........................ 130
Front seat refresh system......................... 124
Head restraints .............................................135
Power easy access system .................... 130
Properly sitting in the seat .........................23
Rear seat relaxation system....................128
Seat heaters ..................................................330
Seat position memory .................... 130, 134
Seat ventilators............................................330
Secondary Collision Brake ..................... 297
Sensor Automatic headlight system.................. 180
Automatic High Beam system............. 183
Inside rear view mirror............................. 140
Intuitive parking assist.............................. 259
LTA (Lane Tracing Assist).................... 226
Parking Support Brake function (rear-crossing vehicles)......................285
Parking Support Brake function (static objects)........................................................280
Radar sensor........................... 192, 199, 253
Rain-sensing windshield wipers.......... 186
RCTA .............................................................. 267
Service reminder message ..................... 368
Shift lever Automatic transmission ............................169
Shift lever light .............................................. 334
Shopping bag hooks .................................. 343
Side airbags ...................................................... 29
Side marker lights Light switch .................................................... 180
Replacing light bulbs............................... 408
Side mirrors Adjustment........................................................141
BSM (Blind Spot Monitor) .....................251
Folding .............................................................. 142 Linked mirror functi
on when reversing
............................................................................. 141
Mirror position memory .......................... 130
RCTA function ............................................266
Side turn signal lights Replacing light bulbs ............................... 408
Turn signal lever ...........................................175
Side windows ..................................................143
Smart access system with push-button startAntenna location ............................................. 111
Entry functions .............................................. 100
Starting the engine ..................................... 165
Snow mode ...................................................... 172
Snow tires ....................................................... 303
Spark plug ...................................................... 453
Specifications ................................................ 450
Speedometer ............................................73, 76
Steering lock Column lock release ................................. 165
Steering lock system warning message........................................................................... 165
Steering wheel Adjustment ..................................................... 139
Heated steering wheel ........................... 330
Meter control switches ............................... 81
Power easy access system .................... 130
Steering wheel position memory........ 130
Stop lights Replacing light bulbs ............................... 408
Storage features .......................................... 338
Stuck If the vehicle becomes stuck ................ 447
Suggestion function....................................... 86
Sun visors ........................................................350
Sunshade Roof.................................................................... 146
Switches Activating the Automatic High Beam183
Automatic High Beam system ............. 183
Brake Hold switch...................................... 178
Door lock switches .................................... 102

510Alphabetical Index
Checking ....................................................... 387
If you have a flat tire .................................. 433
Inflation pressure........................................399
Information ......................................................461
Replacing .......................................................395
Rotating tires ............................................... 388
Run-flat tires .................................... 389, 433
Size....................................................................456
Snow tires ......................................................303
Tire inflation pressure display function
.........................................................................389
Tire pressure warning system .............389
Warning light ............................................... 423
Top tether strap............................................... 55
Total load capacity ....... ............................... 450
Towing Dinghy towing ...............................................164
Emergency towing ..................................... 413
Towing eyelet ................................................416
Trailer towing .................................................163
TRAC (Traction Control) ........................ 298
Traction Control (TRAC) ........................ 298
Trailer towing ..................................................163
Transmission Automatic transmission ............................169
Driving mode select switch .................. 292
M mode ............................................................ 174
Paddle shift switches ........................ 173, 174
Snow mode .................................................... 172
Trip meters .................................................74, 79
Trunk .................................................................. 104 Hands Free Power Trunk Lid ...............107
Internal trunk release lever .................... 109
Power trunk opener and closer .......... 106
Smart access system with push-button start ..................................................................107
Trunk closer switch.................................... 108
Trunk easy closer........................................ 108
Trunk features.............................................. 343
Trunk grip ....................................................... 108
Trunk lid light................................................. 108
Trunk light....................................................... 108 Trunk opener main switch........................ 110
Trunk opener switch ................................. 106
Wireless remote control ......................... 107
Trunk lid light .................................................. 108
Trunk light ........................................................ 108
Turn signal lights Replacing light bulbs ............................... 408
Turn signal lever ...........................................175
U
USB charging ports.................................... 346
V
Vanity lights....................................................350
Vanity mirrors ...............................................350
Variable Gear Ratio Steering (VGRS)298
VDIM (Vehicle Dynamics Integrated Man-agement)...................................................... 298
Vehicle data recording ....................................7
Vehicle Dynamics Integrated Manage- ment (VDIM).............................................. 298
Vehicle identification number ................ 450
Vehicle Stability Control (VSC) ........... 297
Ventilators (seat ventilators)................... 330
VGRS (Variable Gear Ratio Steering)298
VSC (Vehicle Stability Control) ........... 297
W
Warning buzzers ABS .....................................................................421
Airbags............................................................420
Approach warning.................................... 247
Brake hold ..................................................... 426
Brake Override System ...........................421
Brake system................................................. 419
Charging system........................................420
Downshifting ..................................................174
Drive-Start Control.....................................421
Electric power steering........................... 422
Engine..............................................................420