sensor LEXUS LS500H 2019 Manual Online

4317-2. Steps to take in an emergency
LS500h_OM_(U)_1809
7
When trouble arises
■Parking brake indicator (warning buzzer)
■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 buckle 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?
Warning lightDetails/Actions
(flashes) (U.S.A.)
or
(flashes)
(Canada)
Indicates a malfunction in the parking brake system
 Have the vehicle inspected by your Lexus dealer immediately.
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.434

4848-2. Customization
LS500h_OM_(U)_1809
■Trunk (P.116)
*:If equipped
■Front seats ( P.131)
■Power rear seats* ( P.138)
Trunk unlocking operationPress and hold
(short)
One short press
———O
Push twice
Press and hold (long)
Off
Theft deterrent panic modeOnOff———O
Reservation lockOnOffO——O
FunctionDefault settingCustomized set- ting
Hands Free Power Trunk Lid
(kick sensor)
*OnOff—O——
FunctionDefault settingCustomized set-ting
Driver’s seat position linked
head restraint height opera-
tion
OffOn———O
FunctionDefault settingCustomized set-ting
Automatic rear seat opera-
tion (door-linked rear seat
return function and
shift-linked rear seat reclining
function)
OnOff——O—
FunctionDefault settingCustomized set- tingABCD
ABCD
ABCD
ABCD

4868-2. Customization
LS500h_OM_(U)_1809
■Power windows and moon roof (P.154, 156)
■Reverse warning buzzer ( P.177)
■Automatic light control system ( P.187)
■Lights ( P.187)
*1:Except for Canada
FunctionDefault settingCustomized set-
ting
Mechanical key linked opera-
tionOffOn———O
Wireless remote control
linked operationOffOn (open only)———O
Wireless remote control
linked operation signal
(buzzer)
OnOff———O
FunctionDefault settingCustomized set-ting
Signal (buzzer) when the shift
position is in RSingleIntermittent———O
FunctionDefault settingCustomized set-ting
Light sensor sensitivityStandard-2 to 2O——O
Time elapsed before head-
lights automatically turn off
after doors are closed
30 seconds
Off
O——O60 seconds
90 seconds
Windshield wiper linked
headlight illuminationOnOff———O
FunctionDefault settingCustomized set-ting
Daytime running lightsOnOff*1O——O
Welcome lightingOnOff———O
AFS (Adaptive Front-lighting
System)
*2OnOff———O
ABCD
ABCD
ABCD
ABCD

4908-2. Customization
LS500h_OM_(U)_1809
■PKSB (Parking Support Brake) (P.278)
■Driving mode select switch ( P.297)
■Electronically modulated air suspension* ( P.298)
*:If equipped
■Automatic air conditioning system ( P.323)
FunctionDefault settingCustomized set-
ting
PKSB (Parking Support
Brake) functionOnOff—O——
FunctionDefault settingCustomized set-ting
Powertrain control in custom
modeNormalPowerO———Eco
Chassis control in custom
modeNormalSportO———Comfort
Air conditioning operation in
custom modeNormalEcoO———
FunctionDefault settingCustomized set-ting
Vehicle height controlOnOff—O——
Ingress/egress height control
functionOnOff—O——
Vehicle height when parkedNormalHigh—O——
FunctionDefault settingCustomized set-ting
A/C auto switch operationOnOffO——O
Exhaust gas sensor sensitivityStandard-3 to 3O——O
ABCD
ABCD
ABCD
ABCD

5071-1. What to do if... (Troubleshooting)
LS500h_OM_(U)_1809507What to do if... (Troubleshooting)
started in a temporary way. (
P.444)
 Is the 12-volt battery discharged?
( P.445)
 It is locked automatically to prevent
theft of the vehicle. ( P.171)
 Is the window lock switch pressed?
The power window except for the one at
the driver’s seat cannot be operated if the
window lock switch is pressed. ( 
P.156)
The auto power off function will be
operated if the vehicle is left in
ACCESSORY mode for a period of
time. ( P.173)
 The seat belt reminder light is flash-
ing
Are the driver and the front passenger
wearing the seat belts? ( 
P.427)
The parking brake indicator is on
Is the parking brake released? ( P.183)
Depending on the situation, other
types of warning buzzer may also
sound. (P.424, 434) 
Did anyone inside the vehicle open
a door during setting the alarm?
The sensor detects it and the alarm sounds.
(
P.73)
Do one of the following to deactivate
or stop the alarms:
 Unlock the doors.
 Turn the power switch to ACCES-
SORY or ON mode, or start the
hybrid system. (The alarm will be
deactivated or stopped after a few
seconds.)
 Is the message displayed on the
multi-information display?
Check the message on the multi-informa-
tion display. ( 
P.434)
When a warning light turns on or a
warning message is displayed, refer
to P.424, 434.
 Slow down the vehicle, drive with
The steering wheel cannot be
turned after the hybrid system is
stopped
The windows do not open or
close by operating the power
window switches
The power switch is turned off
automatically
A warning buzzer sounds during
driving
An alarm is activated and the
horn sounds
A warning buzzer sounds when
leaving the vehicle
A warning light turns on or a
warning message is displayed
When a problem has occurred
If you have a flat tire

510Alphabetical Index
LS500h_OM_(U)_1809
Buzzer Hands off steering wheel alert (LTA)............................................................. 244, 244
C
Card key .......................................................... 108
Care Aluminum wheels ......................................368
Exterior ...........................................................368
Interior ............................................................... 371
Seat belts.......................................................... 371
Cargo capacity.............................................. 168
Cargo net ....................................................... 350
Center Display ...............................................316
Chains ............................................................... 310
Child restraint system Fixed with a LATCH system .................. 53
Fixed with a seat belt................................... 49
Front passenger occupant classification system ............................................................. 40
Points to remember .................................... 45
Riding with children ..................................... 45
Types of child restraint system installation method ........................................................... 46
Using an anchor bracket .......................... 55
Child safety 12-volt battery precautions ........ 391, 449
Airbag precautions...................................... 34
Child restraint system................................. 46
Heated steering wheel and seat heater precautions................................................ 337
How your child should wear the seat belt ............................................................................ 25
Moon roof precautions ............................ 157
Power window lock switch.................... 156
Power window precautions .................. 155
Rear door child-protectors ..................... 115
Removed electronic key battery precau- tions ................................................................ 410
Seat belt extender precautions ............. 25
Seat belt precautions .................................. 45
Trunk precautions ........................................ 116 Child-protectors............................................. 115
Cleaning
Aluminum wheels ..................................... 368
Exterior........................................................... 368
Interior ...............................................................371
Radar sensor ................................... 200, 206
Seat belts ..........................................................371
Clock ................................................ 81, 85, 355
Clock light ........................................................341
Coat hooks..................................................... 354
Coin holder .................................................... 347
Condenser .....................................................388
Console box .................................................. 348
Cooling system............................................. 387 Engine overheating.................................. 450
Hybrid system overheating ................... 451
Cornering lights ............................................ 189
Cruise control Dynamic radar cruise control with full-speed range ......................... 245, 255
Cup holders ................................................... 347
Current fuel consumption .......................... 92
Curtain shield airbags .................................. 29
Customizable features .............................. 479
D
Daytime running light system ...................187
Defogger Outside rear view mirrors..................... 324
Rear window ................................................ 324
Windshield .................................................... 324
Differential Front differential oil............. .......................463
Rear differential oil......... ..................... .......463
Dimension ...................................................... 458
Dinghy towing.................................................169
Display Center Display ............................................. 316
Dynamic radar cruise control with full-speed range ......................................245
Energy monitor ............................................ 100
Head-up display............................................ 96

516Alphabetical Index
LS500h_OM_(U)_1809
Dynamic radar cruise control with full-speed range ...................................... 245
Energy monitor.............................................. 101
Gear Position ................................................. 93
G-force.............................................................. 93
LTA (Lane Tracing Assist).................... 239
Menu icons ...................................................... 90
Meter control switches ................................ 91
Navigation system-linked display ........ 93
Pop-up display............................................... 90
Settings .............................................................. 94
Suggestion function..................................... 95
Tire pressure ................................................ 394
Units .................................................................... 93
Warning message..................................... 434
N
Navigation system-linked display.... 93, 96
Noise from under vehicle ...............................6
O
“ODO TRIP” switch ............................. 83, 89
Odometer ................................................ 83, 88
Odometer and trip meter display Display items ......................................... 83, 88
“ODO TRIP” switch ...........................83, 89
Pop-up display......................................83, 89
Oil Engine oil .......................................................460
Front differential oil ................................... 463
Rear differential oil .................................... 463
Opener Fuel filler door................................................ 197
Hood................................................................ 382
Trunk ................................................................... 118
Outer foot lights Location............................................................ 341
Outside door handle lights........................341
Outside rear view mirrors Adjustment......................................................152
BSM (Blind Sport Monitor) .................258 Folding.............................................................. 153
Linked mirror functi
on when reversing
........................................................................... 152
Mirror position memory ...........................142
Outside rear view mirror defoggers324
RCTA function .............................................. 271
Outside temperature............................. 81, 85
Overheating .................................................. 450
P
Paddle shift switches .......................... 180, 181
Panic mode ....................................................... 110
Parking assist sensors (intuitive parking assist) ............................................................. 265
Parking brake Operation ....................................................... 183
Parking brake engaged warning buzzer........................................................................... 184
Warning light .................................................431
Warning message ...................................... 184
Parking lights Light switch .................................................... 187
Replacing light bulbs ..................................414
Parking Support Brake function (for rear-crossing vehicles) .......................... 290Function ......................................................... 290
Parking Support Brake function (rear pedestrians) ..................................... 278, 294Function .......................................................... 294
Parking Support Brake function (rear-crossing vehicles)......................... 278
Parking Support Brake function (static objects) ..............................................278, 284Function ..........................................................284
PCS (Pre-Collision System) Function ................................................ 212, 223
PCS OFF switch ..............................215, 225
Warning light .............................................. 430
Personal lights.................................................341
PKSA (Parking Support Alert) .............. 263
PKSB (Parking Support Brake)............. 278 Warning message .....................................282

518Alphabetical Index
LS500h_OM_(U)_1809
Road Sign Assist .......................................... 255
RSA (Road Sign Assist) ............................ 255
Run-flat tires........................................394, 439
S
Seat belt buckle lights . .................................341
Seat belt reminder ligh t.................. 427, 428
Seat belts............................................................ 24 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 ....... 427, 428
Seat belt extender ........................................ 25
SRS warning light ...................................... 426
Seat heaters ................................................... 337
Seat position memory........................ 142, 146
Seat ventilators ............................................. 337
Seating capacity............................................ 168
Seats Adjustment.............................................131, 138
Adjustment precautions ............................ 131
Child seats/child restraint system installa-tion .................................................................... 45
Cleaning........................................................... 371
Driving position memory......................... 142
Front seat refresh system.........................136
Head restraints ............................................. 147
Power easy access system ..................... 142
Properly sitting in the seat .........................23
Rear seat relaxation system......................141
Seat heaters .................................................. 337
Seat position memory .....................142, 146
Seat ventilators............................................ 337
Secondary Collision Brake ..................... 302 Sensor
Automatic headlight system .................. 187
Automatic High Beam system ............. 190
Inside rear view mirror ............................... 151
Intuitive parking assist ..............................265
LTA (Lane Tracing Assist) .................... 233
Parking Support Brake function (rear-crossing vehicles) ..................... 290
Parking Support Brake function (static objects) ....................................................... 285
Radar sensor .........................199, 206, 259
Rain-sensing windshield wipers .......... 193
RCTA............................................................... 272
Service plug ...................................................... 66
Service reminder message ..................... 375
Shift lever Hybrid transmission....................................176
Shift lever light ................................................341
Shopping bag hooks ..................................350
Side airbags ...................................................... 29
Side marker lights Light switch .................................................... 187
Replacing light bulbs ..................................414
Side mirrors Adjustment ..................................................... 152
BSM (Blind Sport Monitor)................. 258
Folding.............................................................. 153
Linked mirror functi on when reversing
........................................................................... 152
Mirror position memory ...........................142
RCTA function .............................................. 271
Side turn signal lights Replacing light bulbs ..................................414
Turn signal lever .......................................... 182
Side windows ..................................................154
Smart access system with push-button startAntenna location ..........................................123
Entry functions ................................................ 112
Starting the hybrid system ...................... 170
Snow mode ...................................................... 179
Snow tires ....................................................... 309