immobilizer LEXUS LS500 2020 Owners Manual

2TABLE OF CONTENTS
For your information ......................................6
Reading this manual .................................... 10
How to search ................................................. 11
Pictorial index ................................................. 12
1-1. For safe use Before driving .................................... 22
For safe driving.................................. 23
Seat belts ............................................. 24
SRS airbags ........................................ 29
Pop Up Hood ................................... 37
Front passenger occupant classifi- cation system ................................. 39
Exhaust gas precautions .............. 44
1-2. Child safety Riding with children........................ 45
Child restraint systems ................. 45
1-3. Lexus Enform Lexus Enform Safety Connect .. 58
1-4. Theft deterrent system Engine immobilizer system ......... 63
Alarm.................................................... 65
2-1. Instrument cluster Warning lights and indicators .... 68
Gauges and meters (except F SPORT models) ........................... 73
Gauges and meters (F SPORT models) ............................................. 76
Multi-information display............. 80
Head-up display .............................. 87
Fuel consumption information ..... 913-1. Key information
Keys ....................................................... 96
3-2. Opening, closing and locking the doors and trunk
Doors ................................................. 100
Trunk .................................................. 104
Smart access system with push-but- ton start ............................................. 111
3-3. Adjusting the seats Front seats.......................................... 119
Power rear seat .............................. 125
Driving position memory ........... 130
Rear seat position memory........ 134
Head restraints .............................. 135
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................... 139
Inside rear view mirror ............... 140
Outside rear view mirrors........... 141
3-5. Opening, closing the windows and moon roof
Power windows .............................. 143
Moon roof ........................................ 146
Panoramic moon roof ................. 148
4-1. Before driving Driving the vehicle........................ 154
Cargo and luggage........................ 161
Vehicle load limits......................... 163
Trailer towing.................................. 163
Dinghy towing ................................ 164
1For safety and security
2Vehicle status information and
indicators
3Before driving
4Driving

21
1
1
For safety and security
For safety and security
.1-1. For safe useBefore driving ................................. 22
For safe driving.............................. 23
Seat belts .......................................... 24
SRS airbags .................................... 29
Pop Up Hood ................................ 37
Front passenger occupant classifi- cation system .............................. 39
Exhaust gas precautions ........... 44
1-2. Child safety Riding with children..................... 45
Child restraint systems .............. 45
1-3. Lexus Enform Lexus Enform Safety Connect........................................................... 58
1-4. Theft deterrent system Engine immobilizer system ...... 63
Alarm................................................. 65

631-4. Theft deterrent system
1
For safety and security
1-4.Theft deterrent system
The indicator light flashes after the
engine switch has been turned off to
indicate that the system is operating.
The indicator light stops flashing after
the engine switch has been turned to
ACCESSORY or IGNITION ON
mode to indicate that the system has
been canceled.
■System maintenance
The vehicle has a maintenance-free type
engine immobilizer system.
■Conditions that may cause the system to
malfunction
●If the grip portion of the key is in contact
with a metallic object
●If the key is in close proximity to or touch-
ing a key to the security system (key with
a built-in transponder chip) of another
vehicle
Engine immobilizer system
The vehicle’s keys have built-in tran-
sponder chips that prevent the
engine from starting if a key has not
been previously registered in the
vehicle’s on-board computer.
Never leave the keys inside the
vehicle when you leave the vehicle.
This system is designed to help pre-
vent vehicle theft but does not
guarantee absolute security
against all vehicle thefts.
Operating the system

641-4. Theft deterrent system
■Certification for the engine immobilizer system
For vehicles sold in the U.S.A., Hawaii, Guam and Puerto Rico
For vehicles sold in Canada
NOTICE
■To ensure the system operates cor-
rectly
Do not modify or remove the system. If
modified or removed, the proper opera-
tion of the system cannot be guaranteed.

1133-2. Opening, closing and locking the doors and trunk
3
Before driving
take some time to unlock the doors.
• The electronic key has been left in an area of approximately 6 ft. (2 m) of the
outside of the vehicle for 10 minutes or
longer.
• The smart access system with push-but-
ton start has not been used for 5 days or
longer.
●If the smart access system with push-but-
ton start has not been used for 14 days or
longer, the doors cannot be unlocked at
any doors except the driver’s door. In this
case, take hold of the driver’s door han-
dle, or use the wireless remote control or
the mechanical key, to unlock the doors.
■Turning an electronic key to bat-
tery-saving mode
When battery-saving mode is set, battery
depletion is minimized by stopping the elec-
tronic key from re ceiving radio waves.
Press twice while pressing and holding . Confirm that the electronic key indica-
tor flashes 4 times.
While the battery-saving mode is set, the
smart access system with push-button start
cannot be used. To cancel the function,
press any of the electronic key buttons.
■Conditions affe cting operation
The smart access system with push-button
start uses weak radio waves. In the following
situations, the communication between the
electronic key and the vehicle may be
affected, preventing the smart access sys-
tem with push-button start, wireless remote
control and engine immobilizer system
from operating properly. (Ways of coping:
 P.437)
●When the electronic key battery is
depleted
●Near a TV tower, electric power plant, gas station, radio stat
ion, large display,
airport or other fac ility that generates
strong radio waves or electrical noise
●When carrying a portable radio, cellular
phone, cordless phone or other wireless
communication device
●When the electronic key is in contact
with, or is covered by the following metal-
lic objects
• Cards to which aluminum foil is attached
• Cigarette boxes that have aluminum foil
inside
• Metallic wallets or bags
•Coins
• Hand warmers made of metal
• Media such as CDs and DVDs
●When other wireless keys (that emit radio
waves) are being used nearby
●When carrying the electronic key
together with the following devices that
emit radio waves
• Another vehicle’s electronic key or a wireless key that emits radio waves
• Personal computers or personal digital assistants (PDAs)
• Digital audio players
• Portable game systems
●If window tint with a metallic content or
metallic objects are attached to the rear
window
●When the electronic key is placed near a
battery charger or electronic devices
●When the vehicle is parked in a pay park-
ing spot where radio waves are emitted.
■Note for the entry function
●Even when the electronic key is within the
effective range (detection areas), the sys-
tem may not operate properly in the fol-
lowing cases:
• The electronic key is too close to the win- dow or outside door handle, near the
ground, or in a high place when the doors
are locked or unlocked.
• The electronic key is near the ground or in a high place, or too close to the center
of the rear bumper when the trunk is
opened.
• The electronic key is on the instrument
panel, rear package tray or floor, or in the
door pockets or glove box when the

1654-2. Driving procedures
4
Driving
4-2.Driving procedures
1Press the parking brake switch to
check that the parking brake is set.
(P.176)
The parking brake indicator will come on.
2 Firmly depress the brake pedal.
and a message will be displayed on
the multi-information display.
If it is not displayed, the engine cannot be
started.
3 Press the engine switch shortly and
firmly.
When operating the engine switch, one
short, firm press is enough. It is not neces-
sary to press and hold the switch.
The engine will crank until it starts or for up
to 30 seconds, whichever is less.
Continue depressing the brake pedal until
the engine is completely started.
The engine can be started from any engine
switch mode.
■Engine switch illumination
According to the situation, the engine
switch illumination operates as follows.
●When a door is opened, or the engine
switch mode is changed from ACCES-
SORY or IGNITION ON mode to off,
the engine switch illumination slowly
blinks.
●When depressing the brake pedal with
carrying the electronic key on your per-
son, the engine switch illumination rapidly
blinks.
●When the engine sw itch is in ACCES-
SORY or IGNITION ON mode, the
engine switch illumination illuminates.
■If the engine does not start
●The engine immobilizer system may not
have been deactivated. ( P.63)
Contact your Lexus dealer.
●If a message related to start-up is shown
on the multi-information display, read the
message and follow the instructions.
■If the battery is discharged
The engine cannot be started using the
smart access system with push-button start.
Refer to P.439to restart the engine.
■Electronic key battery depletion
 P.96
■Conditions affecting operation
 P.113
■Notes for the entry function
 P.113
■Steering lock function
●After turning the engine switch off and
opening and closing the doors, the steer-
ing wheel will be lock ed due to the steer-
ing lock function. Operating the engine
switch again automatically cancels the
steering lock.
●When the steering lock cannot be
released, “Push Engine Switch While
Turning Steering Whee l in Either Direc-
tion” will be displayed on the multi-infor-
mation display.
Press the engine switch shortly and firmly
Engine (ignition) switch
Performing the following opera-
tions when carrying the electronic
key on your person starts the
engine or changes engine switch
modes.
Starting the engine

4147-2. Steps to take in an emergency
In the following situations, it is not pos-
sible to be towed by another vehicle
using cables or chains, as the rear
wheels may be locked due to the park-
ing lock. Contact your Lexus dealer or
commercial towing service.
There is a malfunction in the shift control system. (
P.168, 429)
 There is a malfunction in the engine
immobilizer system. ( P.63)
 There is a malfunction in the smart
access system with push-button
start. ( P.437)
 The battery is discharged.
( P.439)
The following may indicate a problem
with your transmission. Contact your
Lexus dealer or commercial towing
service before towing.
 The engine is running but the vehi-
cle does not move.
 The vehicle makes an abnormal
sound.
Do not tow with a sling-type truck to
prevent body damage.
WARNING
■Installing towing eyelets to the vehi-
cle
Make sure that towing eyelets are
installed securely.
If not securely installed, towing eyelets
may come loose during towing.
NOTICE
■To prevent damage to the vehicle
when towing using a wheel-lift type
truck
●Do not tow the vehicle from the rear
when the engine switch is off. The
steering lock mechanism is not strong
enough to hold the front wheels
straight.
●When raising the vehicle, ensure ade-
quate ground clearance for towing at
the opposite end of the raised vehicle.
Without adequate clearance, the vehi-
cle could be damaged while being
towed.
■To prevent damage to the vehicle
when towing with a sling-type truck
Do not tow with a sling-type truck, either
from the front or rear.
■To prevent damage to the vehicle
during emergency towing
Do not secure cables or chains to the
suspension components.
Situations when it is not possible
to be towed by another vehicle
Situations when it is necessary to
contact dealers before towing
Towing with a sling-type truck

4347-2. Steps to take in an emergency
One of the following may be the cause
of the problem:
There may not be sufficient fuel in
the vehicle’s tank.
Refuel the vehicle.
 The engine may be flooded.
Try to restart the engine again fol-
lowing correct starting procedures.
( P.165)
 There may be a malfunction in the
engine immobilizer system.
( P.63)
 There may be a malfunction in the
shift control system.
* ( P.168, 432)
*: It may not be possible to shift the shift
position from P.
One of the following may be the cause
of the problem:
 The battery may be discharged.
NOTICE
■When replacing the tires
When removing or fitting the wheels,
tires or the tire pressure warning valve
and transmitter, contact your Lexus
dealer as the tire pr essure warning valve
and transmitter may be damaged if not
handled correctly.
■When driving over bumps
If a vehicle has a flat tire, the vehicle
height will be lower than usual. Ensure
that nothing strikes the bottom of the
vehicle.
■To avoid damage to the tire pressure
warning valves and transmitters
When a tire is repaired with liquid seal-
ants, the tire pressure warning valve and
transmitter may not operate properly. If a
liquid sealant is used , contact your Lexus
dealer or other qualified service shop as
soon as possible. Make sure to replace
the tire pressure warning valve and trans-
mitter when replacing the tire. ( P.391)
If the engine will not start
If the engine will not start even
though correct starting procedures
are being followed ( P.165), con-
sider each of the following points:
The engine will not start even
though the starter motor oper-
ates normally.
The starter motor turns over
slowly, the interior lights and
headlights are dim, or the horn
does not sound or sounds at a low
volume.

502Alphabetical Index
If a warning message is displayed..... 429
If the battery is discharged .................... 439
If the electronic key does not operate properly....................................................... 437
If the engine will not start ....................... 434
If the fuel filler door cannot be opened ......................................................................... 436
If the vehicle is trapped in rising water411
If you have a flat tire .................................. 433
If you lose your keys................................. 436
If you think something is wrong ........... 417
If your vehicle becomes stuck............. 447
If your vehicle has to be stopped in an
emergency ................................................. 410
If your vehicle needs to be towed ....... 413
If your vehicle overheats ........................ 444
Engine ACCESSORY mode .............................. 168
Compartment ..............................................377
Engine compartment cover ................. 378
Engine switch................................................ 165
Fuel pump shut off system ..................... 418
Hood................................................................ 375
How to start the engine........................... 165
Identification number .................................451
If the engine will not start ....................... 434
If your vehicle has to be stopped in an
emergency ................................................. 410
Ignition switch (engine switch) ............ 165
Overheating................................................. 444
Tachometer ............................................. 73, 76
Engine compartment cover .................... 378
Engine coolant Capacity ......................................................... 453
Checking ....................................................... 382
Preparing and checking before winter.........................................................................303
Engine coolant temperature gauge 73, 76
Engine immobilizer system ........................ 63
Engine oil Capacity ......................................................... 452
Checking ...................................................... 380 Preparing and checking before winter
......................................................................... 303
Warning light ...............................................420
Engine oil maintenance data ................... 381
Engine switch ..................................................165 Auto power off function........................... 168
Changing the engine switch modes . 168
If your vehicle has to be stopped in an emergency .................................................. 410
EPS (Electric Power Steering) .............. 298 Warning light ............................................... 422
Event data recorder (E DR) ............................7
F
FCTA (Front Cross Traffic Alert) ......... 223
First-aid kit storage belt ............................ 344
Flat tire
Tire pressure warning system ............ 389
Floor mats ...........................................................22
Fluid Automatic transmission ..........................454
Brake ............................................................... 455
Washer .......................................................... 384
Footwell light ................................................. 334
Front automatic air conditioning system ............................................................................ 317
Front Cross Traffic Alert (FCTA) ......... 223
Front passenger occupant classification system .............................................................. 39
Front seats Adjustment ....................................................... 119
Cleaning ........................................................ 365
Correct driving posture ............................ 23
Driving position memory ........................ 130
Head restraints............................................. 135
Memory recall function............................ 133
Power easy access system .................... 130
Refresh system ..............................................124
Seat heaters ................................................. 330
Seat position memory .............................. 130
Seat ventilators ........................................... 330

509Alphabetical Index
Driving mode select switch .................. 292
Driving position memory switches .... 130
Dynamic radar cruise control with full-speed range switch ......................... 241
Electronic roof sunshade switches .... 148
Emergency flashers switch .................... 410
Engine switch................................................ 165
Garage door opener switches .......... 354
Heated steering wheel switch.............330
HUD (Head-up display) switch............ 89
Ignition switch............................................... 165
Instrument panel light control switches ....................................................................75, 79
Intuitive parking assist switch...............260
Light switches ............................................... 180
LTA (Lane Tracing As sist) switch..... 232
Meter control switches ................................81
Moon roof switches ...................................146
“ODO TRIP” switch ............................ 74, 79
Outside rear view mirror switches .......141
Paddle shift switches ........................ 173, 174
Panoramic moon roof switches .......... 148
Parking brake switch ................................. 176
PCS OFF switch ............................. 208, 218
PKSB (Parking Support Brake) switch ......................................................................... 274
Power door lock switch ...........................102
Power window switches ..........................143
RCD (Rear Camera Detection) switch ......................................................................... 270
RCTA switch................................................ 266
Rear door sunshade switch................. 350
Rear seat heater ......................................... 328
Rear seat position memory switches. 134
Rear seat ventilator ................................... 328
Rear sunshades switch ........................... 352
Rear window and outside rear view mir- ror defoggers switch .............................. 317
Seat heater switches ................................330
Seat ventilator switches ..........................330
Snow mode switch ..................................... 172
“SOS” button .................................................. 58 Tilt and telescopic steering control switch
........................................................................... 139
Tire pressure warning reset switch...392
Trunk closer switch ....................................108
Trunk opener main switch........................ 110
Trunk opener switch ................................. 106
Vehicle-to-vehicle distance switch.....241
VSC OFF switch .......................................299
Window lock switch.................................. 145
Windshield wiper and washer switch185
Windshield wiper de-icer switch....... 322
T
Tachometer................................................73, 76 Rev indicator ................................................... 78
Rev peak............................................................ 78
Tail lights Light switch ....................................................180
Replacing light bulbs ............................... 408
Theft deterrent system Alarm...................................................................65
Engine immobilizer system...................... 63
Tire inflation pressure Maintenance data ..................................... 456
Tire inflation pressure display function......................................................................... 389
Warning light ............................................... 423
Tire information ..............................................461 Glossary .........................................................464
Size .................................................................... 462
Tire identification number...................... 462
Uniform Tire Quality Grading ............463
Tire pressure display ... ............................... 389
Tire pressure warning system Function ......................................................... 389
Initializing........................................................392
Installing tire pres sure warning valves
and transmitters........................................ 391
Registering ID codes ...............................393
Warning light ............................................... 423
Tires Chains ............................................................ 304