set LEXUS LS500 2019 Owners Manual

478 8-2. Customization
LS500_OM_(U)_1810 ■
Seat heater/seat ventilators *1
(  P.326)
*1
: If equipped *2
: Vehicles without power rear seat
■
Heated steering wheel *
(  P.326)*
:If equipped Function Default setting Customized set-
ting
Driver’s seat temperature
preference in automatic
mode Standard -2 (cooler) to 2
(warmer) O — — O
Passenger’s seat tempera-
ture preference in automatic
mode Standard -2 (cooler) to 2
(warmer) O — — O
Left-hand rear seat tempera-
ture preference in automatic
mode *1
Standard -2 (cooler) to 2
(warmer) O — — O
Right-hand rear seat tem-
perature preference in auto-
matic mode *1
Standard -2 (cooler) to 2
(warmer) O — — O
Engine switch linked auto-
matic activation of the
left-hand rear seat
heater/ventilator *2
Off On O — — O
Engine switch linked auto-
matic activation of the
right-hand rear seat
heater/ventilator *2
Off On O — — O
Function Default setting Customized set-
ting
Steering wheel heating pref-
erence in automatic mode Standard -2 (low) to 2
(high) O — — O A B C D
A B C D

4798-2. Customization
LS500_OM_(U)_1810 8
Vehicle specifications ■
Illumination (  P.331)
■
Vehicle customization
●
When the smart access system with
push-button start is off, the entry unlock
function cannot be customized. ●
When the doors remain closed after
unlocking the doors and the timer acti-
vated automatic door lock function acti-
vates, signals will be generated in
accordance with the operation buzzer
volume and operational signal (Emer-Function Default setting Customized set-
ting
Time elapsed before the inte-
rior lights turn off 15 seconds Off
O — — O7.5 seconds
30 seconds
Operation after the engine
switch is turned off On Off — — — O
Operation when the doors
are unlocked On Off — — — O
Operation when you
approach the vehicle with the
electronic key on your person On Off — — — O
Footwell lights On Off — — — O
Instrument panel ornament
light and door trim ornament
lights On Off — — — O
Time elapsed before the outer
foot lights turn off 15 seconds Off
O — — O7.5 seconds
30 seconds
Operation of the outer foot
lights when you approach the
vehicle with the electronic
key on your person On Off — — — O
Operation of the outer foot
lights when the doors are
unlocked On Off — — — O
Operation of the outer foot
lights when a door is opened On Off — — — O
Fading out of the outer foot
lights when they turn off Long Short — — — O A B C D

480 8-2. Customization
LS500_OM_(U)_1810 gency flashers) function settings.●
Some settings can be changed using a
switch or the audio system screen. If a
setting is changed using a switch, the
changed setting will not be reflected on
the audio system screen until the engine
switch is turned of f and then to IGNI-
TION ON mode.■
Clock settings screen
If the clock adjustment screen is displayed
continuously when attempting to change
the clock settings, the system may be mal-
functioning. Have the vehicle inspected by
your Lexus dealer.

494 What to do if... (Troubleshooting)
LS500_OM_(U)_1810 1-1.What to do if... (Troubleshooting)
What to do if... (Troubleshooting)  If you lose your mechanical keys,
new genuine mechanical keys can
be made by your Lexus dealer.
(  P.432)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact your Lexus dealer
immediately. (  P.432)
 Is the electronic key battery weak or
depleted? (  P.399)
 Is the engine switch in IGNITION
ON mode? When locking the doors, turn the engine
switch off. ( 
P.166 )
 Is the electronic key left inside the
vehicle? When locking the doors, make sure that
you have the electronic key on your per-
son.  The function may not operate prop-
erly due to the condition of the radio
wave. (  P.113)
 Is the child-protector lock set? The rear door cannot be opened from
inside the vehicle when the lock is set.
Open the rear door from outside and then
unlock the child-protector lock. ( 
P.103 )
 The function to prevent the elec-
tronic key from being left inside the
trunk will operate and you can open
the trunk as usual. Take the key out
from the trunk. (  P.109)
 Did you press the engine switch
while firmly depressing the brake
pedal? (  P.164)
 Is the electronic key anywhere
detectable inside the vehicle?
(  P.112)
 Is the steering wheel unlocked?
(  P.164)
 Is the electronic key battery weak or
depleted?If you have a problem, check the
following before contacting your
Lexus dealer.
The doors cannot be locked,
unlocked, opened or closed You lose your keys
The electronic key does not
operate properly
The doors cannot be locked or
unlocked The rear door cannot be opened
The trunk lid is closed with the
electronic key left inside
If you think something is wrong The engine does not start

4951-1. What to do if... (Troubleshooting)
LS500_OM_(U)_1810 495What to do if... (Troubleshooting)
In this case, the engine can be started in a
temporary way. ( 
P.434 )
 Is the battery discharged?
(  P.435)
 It is locked automatically to prevent
theft of the vehicle. (  P.164)
 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.144 )
 The auto power off function will be
operated if the vehicle is left in
ACCESSORY mode for a period of
time. (  P.166)
 The seat belt reminder light is flash-
ing Are the driver and the front passenger
wearing the seat belts? ( 
P.418 )
 The parking brake indicator is on Is the parking brake released? ( 
P.174 )
Depending on the situation, other
types of warning buzzer may also sound. (  P.415, 425)
 Did anyone inside the vehicle open
a door during setting the alarm? The sensor detects it and the alarm sounds.
( 
P.65 )
Do one of the following to deactivate
or stop the alarms:
 Unlock the doors.
 Turn the engine switch to ACCES-
SORY or IGNITION ON mode, or
start the engine. (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.425 )
 When a warning light turns on or a
warning message is displayed, refer
to P.415, 425.The steering wheel cannot be
turned after the engine is
stopped
The windows do not open or
close by operating the power
window switches
The engine 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

5011-1. What to do if... (Troubleshooting)
LS500_OM_(U)_1810 501Alphabetical Index
Front side marker light
Light switch ..................................................... 179
Replacing light bulbs................................404
Front turn signal lights
Replacing light bulbs................................404
Turn signal lever ........................................... 173
Fuel
Capacity ......................................................... 447
Fuel gauge ............................................... 73, 76
Fuel pump shut off system ...................... 414
Information ....................................................455
Refueling ......................................................... 189
Type.................................................................. 447
Warning light ................................................ 418
Fuel consumption
Average fuel economy .............................. 82
Current fuel consumption........................ 82
Fuel filler door
If the fuel filler door cannot be opened
......................................................................... 432
Refueling ......................................................... 189
Fuel gauge ..................................................73, 76
Fuel pump shut off system..........................414
Fuses .................................................................. 401
G
Garage door opener ................................. 350
Gauges ........................................................73, 76
Gear Position................................................... 84
G-force............................................................... 84
Glove box ....................................................... 336
Glove box light ............................................. 337
H
Hands Free Power Trunk Lid ...................107
Head restraints ...............................................135
Headlights
Adaptive Front-lighting System (AFS)
............................................................................ 181
Automatic High Beam system..............182
Light switch ..................................................... 179 Replacing light bulbs ............................... 404
Head-up display.............................................. 87
Driving information display area ........... 87
Driving support system display area ..90
Eco Driving Indicator....................................91
HUD (Head-up display) switch ............89
Navigation system-linked display ........ 87
Pop-up display ...............................................90
Settings...............................................................89
Heated steering wheel .............................. 326
Heaters
Front automatic air conditioning system
........................................................................... 313
Heated steering wheel ............................326
Outside rear view mirrors.......................314
Rear automatic air conditioning system
.......................................................................... 323
Seat heaters ..................................................326
Height control
Electronically modulated air suspension
.......................................................................... 292
Hill-start assist control ............................... 295
Hood
Open..................................................................371
Pop Up Hood.................................................38
Hooks
Coat hooks ................................................... 344
Retaining hooks (floor mat) ..................... 22
Horn ................................................................... 138
HUD (Head-up display) switch ................ 89
I
I/M test ............................................................ 368
Identification
Engine.............................................................. 447
Vehicle ............................................................446
Ignition switch (engine switch).................164
Auto power off function........................... 166
Changing the engine switch modes . 166
If your vehicle has to be stopped in an
emergency ................................................ 406
Indicators ........................................................... 70

5031-1. What to do if... (Troubleshooting)
LS500_OM_(U)_1810 503Alphabetical Index
PCS (Pre-Collision System)................ 204
RSA (Road Sign Assist) ......................... 247
License plate lights
Light switch ..................................................... 179
Replacing light bulbs................................404
Light bulbs
Replacing .......................................................404
Lights
Automatic High Beam system..............182
Front interior lights .................................... 332
Front personal lights................................. 333
Headlight switch .......................................... 179
Interior lights...................................................331
Interior lights list............................................331
Rear interior lights ..................................... 332
Rear personal lights.................................. 333
Replacing light bulbs................................404
Trunk lid light................................................. 108
Trunk light....................................................... 108
Turn signal lever ........................................... 173
Vanity lights .................................................. 347
Welcome light illumination control ... 180
Lock steering column ..................................164
LTA (Lane Tracing Assist)
Operation...................................................... 225
Warning messages .................................. 237
Luggage mats ............................................... 340
M
Maintenance
Do-it-yourself maintenance .................369
General maintenance .............................365
Maintenance data...................................... 446
Maintenance requirements .................. 364
Malfunction indicator lamp .......................416
Master warning light .................................. 422
Menu icons..........................................................81
Meter
Changing the main meter location .....80
Clock .......................................................... 73, 76
Indicators .......................................................... 70
Instrument panel light control ........75, 79 Meter control switches ............................... 81
Meters.........................................................73, 76
Multi-information display ......................... 80
Settings...............................................................85
Units.....................................................................84
Warning lights .............................................. 415
Warning message .....................................425
Micro dust and pollen filter .......................319
Mirrors
Inside rear view mirror ............................. 139
Outside rear view mirror defoggers
............................................................................314
Outside rear view mirrors...................... 140
Vanity mirrors .............................................. 347
Moon roof
Door lock linked moon roof operation
................................................................. 145, 149
Jam protection function ........................... 145
Operation ....................................................... 145
Multi-information display ............................ 80
Audio system-linked display ...................85
Boost gauge ....................................................83
Drive information 1/Drive information 2
............................................................................. 82
Driving information display ...................... 82
Driving support system information dis-
play....................................................................85
Dynamic radar cruise control with
full-speed range ...................................... 237
Eco Driving Indicator..................................83
Gear Position .................................................84
G-force ..............................................................84
LTA (Lane Tracing Assist) ......................231
Menu icons ....................................................... 81
Meter control switches ............................... 81
Navigation system-linked display ........84
Pop-up display .............................................. 80
Settings...............................................................85
Suggestion function .....................................86
Tire pressure ............................................... 384
Units.....................................................................84
Warning message .....................................425

5051-1. What to do if... (Troubleshooting)
LS500_OM_(U)_1810 505Alphabetical Index
Operation........................................................ 142
Window lock switch .................................. 144
Pre-Collision System (PCS)
Function ................................................204, 215
PCS OFF switch .............................. 207, 217
Warning light ................................................. 421 R
Radar cruise control (dynamic radar cruise
control with full-speed range).. 237, 247
Radiator ........................................................... 378
RCD (Rear camera detection) .............. 255
Warning message.....................................268
RCD (Rear Camera Detection)
Function .......................................................... 267
RCTA
Function .......................................................... 263
Warning message..................................... 264
RCTA (Rear Cross Traffic Alert) ......... 255
RCTA function ............................................. 264
Rear automatic air conditioning system
.......................................................................... 323
Rear Cross Traffic Alert (RCTA) ......... 263
Rear door sunshades ................................. 347
Rear Multi Operation Panel ...................308
Rear seat position memory .......................134
Rear seats ......................................................... 126
Adjustment...................................................... 126
Head restraints .............................................135
Rear seat position memory .................... 134
Relaxation system........................................ 129
Seat heaters .................................................. 326
Seat ventilators............................................ 326
Rear side marker lights
Light switch ..................................................... 179
Replacing light bulbs................................404
Rear sunshades ............................................ 348
Rear turn signal lights
Replacing light bulbs................................404
Turn signal lever ........................................... 173
Rear view mirror
Inside rear view mirror..............................139 Outside rear view mirrors...................... 140
Rear window defogger ...............................314
Refueling
Capacity ......................................................... 447
Fuel types ....................................................... 447
If the fuel filler do or cannot be opened
.......................................................................... 432
Opening the fuel tank cap ..................... 189
Remote Touch .............................................. 304
Replacing
Electronic key battery ............................. 399
Fuses.................................................................. 401
Light bulbs .................................................... 404
Tires ................................................................... 391
Resetting the message indicating mainte-
nance is required ...................................... 364
Rev indicator .................................................... 78
Rev peak............................................................. 78
Road Sign Assist ...........................................247
RSA (Road Sign Assist) .............................247
Run-flat tires........................................384, 429
S
Seat belt buckle lights ..................................331
Seat belt reminder light.................... 418, 419
Seat belts............................................................ 24
Automatic Locking Retractor................. 26
Child restraint system installation ......... 46
Cleaning and maintaining the seat belt
........................................................................... 361
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 ..........418, 419
Seat belt extender......................................... 25
SRS warning light........................................ 416
Seat heaters ................................................... 326
Seat position memory....................... 130, 134

5071-1. What to do if... (Troubleshooting)
LS500_OM_(U)_1810 507Alphabetical Index
Brake Hold switch ...................................... 177
Door lock switches .....................................102
Driving mode select switch ..................289
Driving position memory switches .... 130
Dynamic radar cruise control with
full-speed range switch ....................... 238
Electronic roof sunshade switches ..... 147
Emergency flashers switch ...................406
Engine switch.................................................164
Garage door opener switches ......... 350
Heated steering wheel switch............. 326
HUD (Head-up display) switch............ 89
Ignition switch................................................164
Instrument panel light control switches
....................................................................75, 79
Intuitive parking assist switch...............258
Light switches ................................................ 179
LTA (Lane-Tracing Assist) switch ...... 231
Meter control switches ................................81
Moon roof switches ...................................145
“ODO TRIP” switch ............................ 74, 79
Outside rear view mirror switches .... 140
Paddle shift switches ...... .................... 171, 172
Panoramic moon roof switches ........... 147
Parking brake switch ................................. 174
PCS OFF switch .............................. 207, 217
PKSB (Parking Support Brake) switch
........................................................................... 271
Power door lock switch ...........................102
Power window switches .......................... 142
RCD (Rear camera detection) switch
......................................................................... 267
RCTA switch................................................ 264
Rear door sunshade switch.................. 347
Rear seat heater ......................................... 324
Rear seat position memory switches. 134
Rear seat ventilator ................................... 324
Rear sunshades switch ...........................348
Rear window and outside rear view mir-
ror defoggers switch ..............................313
Seat heater switches ................................ 326
Seat ventilator switches .......................... 326 Snow mode switch....................................... 171
“SOS” button...................................................58
Tilt and telescopic steering control switch
........................................................................... 138
Tire pressure warning reset switch.. 388
Trunk closer switch ....................................108
Trunk opener main switch........................ 110
Trunk opener switch ................................. 106
Vehicle-to-vehicle distance switch...238
VSC OFF switch .......................................296
Window lock switch...................................144
Windshield wiper and washer switch184
Windshield wiper de-icer switch........ 318 T
Tachometer................................................73, 76
Rev indicator ................................................... 78
Rev peak............................................................ 78
Tail lights
Light switch .....................................................179
Replacing light bulbs ............................... 404
Theft deterrent system
Alarm...................................................................65
Engine immobilizer system...................... 63
Tire inflation pressure
Maintenance data ......................................452
Tire inflation pressure display function
......................................................................... 384
Warning light ................................................ 419
Tire information ............................................ 457
Glossary ........................................................ 460
Size ................................................................... 458
Tire identification number..................... 458
Uniform Tire Quality Grading ........... 459
Tire pressure display ... ............................... 384
Tire pressure warning system
Function ......................................................... 384
Initializing....................................................... 388
Installing tire pres sure warning valves
and transmitters.......................................387
Registering ID codes .............................. 389
Warning light ................................................ 419