2018 LEXUS LS500 engine

474 8-2. Customization
LS500_OM_OM50F54U_(U) *
:If equipped ■
Driving position memory ( → P.127)
■
Outside rear view mirrors ( → P.137)Door linked rear seat with
ottoman seatback position for
exiting *
More upright
than upright posi-
tion Upright position — — O —
Shift-linked rear seat reclining
function On Off — — — O
Function Default setting Customized set-
ting
Selecting doors linked to the
memory recall function Driver’s door All doors — — — O
Driver’s seat slide movement
when exiting the vehicle Full Off
O — — O
Partial
Driver’s seat height move-
ment when exiting the vehicle Off Full
O — — O
Partial
Front passenger’s seat move-
ment when exiting the vehicle On Off — — — O
Steering wheel movement Tilt only Off
O — — OTelescopic only
Tilt and telescopic
Function Default setting Customized set-
ting
Automatic mirror folding and
extending operation Linked to the
locking/ unlock-
ing of the doors Off
— — — OLinked to opera-
tion of the engine
switchFunction Default setting Customized set-
ting A B C D
A B C D
A B C D

480 8-2. Customization
LS500_OM_OM50F54U_(U) *
:If equipped ■
Heated steering wheel *
( → P.326)*
:If equipped
■
Illumination ( → P.330)Left-hand rear seat tempera-
ture preference in automatic
mode *
Standard -2 (cooler) to 2
(warmer) O — — O
Right-hand rear seat tem-
perature preference in auto-
matic mode *
Standard -2 (cooler) to 2
(warmer) O — — O
Engine switch linked auto-
matic activation of the
left-hand rear seat
heater/ventilator *
Off On O — — O
Engine switch linked auto-
matic activation of the
right-hand rear seat
heater/ventilator *
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
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 — — — OFunction Default setting Customized set-
ting A B C D
A B C D
A B C D

4818-2. Customization
LS500_OM_OM50F54U_(U) 8
Vehicle specifications
■
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-
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.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 — — — OFunction Default setting Customized set-
ting A B C D

494 What to do if... (Troubleshooting)
LS500_OM_OM50F54U_(U) 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.435)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact your Lexus dealer
immediately. ( → P.435)
 Is the electronic key battery weak or
depleted? ( → P.403)
 Is the engine switch in IGNITION
ON mode? When locking the doors, turn the engine
switch off. ( →
P.162 )
 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.108)  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.99 )
 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.104)
 Did you press the engine switch
while firmly depressing the brake
pedal? ( → P.160)
 Is the electronic key anywhere
detectable inside the vehicle?
( → P.107)
 Is the steering wheel unlocked?
( → P.160)
 Is the electronic key battery weak or
depleted? In this case, the engine can be started in a
temporary way. ( →
P.437 )
 Is the battery discharged? 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 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_OM50F54U_(U) 495What to do if... (Troubleshooting)
( → P.438)
 It is locked automatically to prevent
theft of the vehicle. ( → P.160)
 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.141 )
 The auto power off function will be
operated if the vehicle is left in
ACCESSORY mode for a period of
time. ( → P.162)
 The seat belt reminder light is flash-
ing Are the driver and the front passenger
wearing the seat belts? ( →
P.421 )
 The parking brake indicator is on Is the parking brake released? ( →
P.170 )
Depending on the situation, other
types of warning buzzer may also
sound. ( → P.418, 428)  Did anyone inside the vehicle open
a door during setting the alarm? The sensor detects it and the alarm sounds.
( →
P.60 )
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.428 )
 When a warning light turns on or a
warning message is displayed, refer
to P.418, 428.
 Slow down the vehicle, drive with 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

498 Alphabetical Index
LS500_OM_OM50F54U_(U) Brightness control
Instrument panel light control ..........71, 75
BSM (Blind Spot Monitor).........................251 C
Card key ............................................................ 92
Care
Aluminum wheels ...................................... 362
Exterior ........................................................... 362
Interior .............................................................365
Seat belts........................................................365
Cargo capacity.............................................. 158
Cargo net ....................................................... 339
Center Display ............................................. 306
Chains ..............................................................300
Child restraint system
Fixed with a LATCH system .................. 53
Fixed with a seat belt................................... 49
Front passenger occupa nt 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
Airbag precautions...................................... 34
Battery precautions ......................385, 442
Child restraint system................................. 46
Heated steering wheel and seat heater
precautions................................................ 326
How your child should wear the seat belt
............................................................................ 25
Moon roof precautions ............................143
Panoramic moon roof precautions .... 147
Power window lock switch.......................141
Power window precautions .................. 140
Rear door child-protectors ..................... 99
Removed electronic key battery precau-
tions ...............................................................404
Seat belt extender precautions ............. 25
Seat belt precautions .................................. 45 Trunk precautions.......................................100
Child-protectors............................................. 99
Cleaning
Aluminum wheels ......................................362
Exterior............................................................362
Interior ............................................................ 365
Radar sensor .............................. 190, 191, 197
Seat belts ....................................................... 365
Clock ................................................ 69, 72, 344
Clock light ...................................................... 330
Coat hooks..................................................... 343
Coin holder .................................................... 336
Condenser ..................................................... 382
Console box .................................................. 337
Consumption screen .................................... 87
Cooling system.............................................. 381
Engine overheating................................... 443
Cornering lights ............................................. 177
Cruise control
Dynamic radar cruise control with
full-speed range ........................... 238, 241
Cup holders ................................................... 336
Current fuel consumption .......................... 78
Curtain shield airbags .................................. 29
Customizable features .............................. 468
D
Daytime running light system ................... 175
Defogger
Outside rear view mirrors.......................314
Rear window ..................................................314
Windshield ......................................................314
Differential
Front differential oi l............. .............. .........452
Rear differential oil......... .......... ........... .......453
Dimension ...................................................... 448
Dinghy towing.................................................159
Display
Center Display ........................................... 306
Dynamic radar cruise control with
full-speed range ........................................241
Head-up display............................................83

4991-1. What to do if... (Troubleshooting)
LS500_OM_OM50F54U_(U) 499Alphabetical Index
Intuitive parking assist.............................. 257
LKA (Lane-Keeping Assist)................. 234
LTA (Lane-Tracing Assist) ................... 225
Multi-information display .......................... 76
Parking Support Brake function (rear
pedestrians) ..............................................286
RCD (Rear Camera Detection) ........268
RCTA .............................................................. 264
Warning message..................................... 428
Distance until next engine oil
change ..................................................... 70, 75
Do-it-yourself maintenance .................... 369
Door courtesy lights ................................... 330
Door lock
Doors.................................................................. 96
Smart access system with push-button
start ..................................................................107
Wireless remote control........................... 94
Doors
Automatic door lock ing and unlocking
system ........................................................... 100
Door closer ..................................................... 99
Door glasses ..................................................139
Door lock.......................................................... 96
Open door warning bu zzer .......... 97, 99
Outside rear view mirrors ...................... 137
Rear door child-protectors ..................... 99
Drive distance .................................................. 78
Drive info 1/Drive info 2 .............................. 78
Driver’s seat position memory
Driving position memory......................... 127
Memory recall function ........................... 130
Power easy access system ..................... 127
Drive-start control ......................................... 151
Driving
Break-in tips .................................................... 151
Correct driving posture .............................23
Driving mode select switch ..................289
Procedures .................................................... 150
Winter drive tips......................................... 299
Driving information display ........................ 78 Driving position memory............................ 127
Memory recall function............................ 130
Power easy access system ..................... 127
Driving range ................................................... 78
Driving support system information display
...............................................................................81
DRS (Dynamic Rear Steering) .............. 294
Dynamic radar cruise control with
full-speed range .............................. 238, 241
Warning message .................................... 250
Dynamic Rear Steering (DRS) .............. 294 E
ECB (Electronically Controlled Brake Sys-
tem) ................................................................ 294
Eco Driving Indicator............................ 79, 87
Eco Driving Indicator Light .........................79
EDR (Event data recorder) ............................7
Elapsed time ..................................................... 78
Electric Power Steering (EPS) .............. 294
Warning light .................................................421
Electronic key .................................................. 92
Battery-saving function............................108
If the electronic key does not operate
properly .......................................................436
Replacing the battery .............................. 403
Electronic roof sunshade
Jam protection function ........................... 146
Operation ........................................................144
Electronically Controlled Brake System
(ECB) ............................................................ 294
Electronically modulated air suspension
............................................................................291
Emergency flashers ..................................... 410
Emergency, in case of
If a warning buzzer sounds.................... 418
If a warning light turns on........................ 418
If a warning message is displayed .....428
If the battery is discharged ................... 438
If the electronic key does not operate
properly .......................................................436

500 Alphabetical Index
LS500_OM_OM50F54U_(U) If the engine will not start ....................... 433
If the fuel filler door cannot be opened
......................................................................... 435
If you have a flat tire .................................. 432
If you lose your keys................................. 435
If you think something is wrong ...........416
If your vehicle becomes stuck............. 446
If your vehicle has to be stopped in an
emergency ................................................. 410
If your vehicle needs to be towed ....... 412
If your vehicle overheats ........................ 443
Engine
ACCESSORY mode ............................... 162
Compartment ..............................................377
Engine compartment cover ................. 378
Engine switch................................................ 160
Fuel pump shut off system ...................... 417
Hood................................................................ 375
How to start the engine........................... 160
Identification number ............................... 449
If the engine will not start ....................... 433
If your vehicle has to be stopped in an
emergency ................................................. 410
Ignition switch (engine switch) ............ 160
Overheating................................................. 443
Tachometer .............................................69, 72
Engine compartment cover .................... 378
Engine coolant
Capacity ...........................................................451
Checking ........................................................ 381
Preparing and checking before winter
......................................................................... 299
Engine coolant temperature gauge 69, 72
Engine immobilizer system ........................ 58
Engine oil
Capacity .........................................................450
Checking ....................................................... 379
Preparing and checking before winter
......................................................................... 299
Warning light .................................................419
Engine oil maintenance data ................... 381 Engine switch ................................................. 160
Auto power off function............................162
Changing the engine switch modes ..162
If your vehicle has to be stopped in an
emergency .................................................. 410
EPS (Electric Power Steering) .............. 294
Warning light .................................................421
Event data recorder (E DR) ............................7 F
FCTA (Front Cross Traffic Alert) ...........218
First-aid kit storage belt ............................ 340
Flat tire
Tire pressure warning system ............ 388
Floor mats ...........................................................22
Fluid
Automatic transmission ..........................452
Brake ................................................................453
Washer .......................................................... 383
Footwell light ................................................. 330
Front air conditioning system ...................313
Front Cross Traffic Alert (FCTA) ...........218
Front passenger occupant classification
system .............................................................. 40
Front seats
Adjustment ....................................................... 116
Cleaning ........................................................ 365
Correct driving posture ............................ 23
Driving position memory ......................... 127
Head restraints..............................................132
Memory recall function............................ 130
Power easy access system ..................... 127
Refresh system ............................................... 121
Seat heaters ..................................................326
Seat position memory ............................... 127
Seat ventilators ............................................326
Front side marker light
Light switch .....................................................175
Replacing light bulbs ............................... 408
Front turn signal lights
Replacing light bulbs ............................... 408
Turn signal lever .......................................... 169