2021 LEXUS LS500 start stop button

1894-2. Driving procedures
4
Driving
play. The parking brake will then be set
automatically.
■Brake hold function
●If the brake pedal is left released for a
period of about 3 minutes after the sys-
tem has started holding the brake, the
parking brake will be set automatically. In
this case, a warning buzzer sounds and a
message is shown on the multi-informa-
tion display.
●To turn the system off while the system is
holding the brake, firmly depress the
brake pedal and press the button again.
●The brake hold function may not hold the
vehicle when the vehicle is on a steep
incline. In this situation, it may be neces-
sary for the driver to apply the brakes. A
warning buzzer will sound and the
multi-information display will inform the
driver of this situation. If a warning mes-
sage is shown on the multi-information
display, read the message and follow the
instructions.
■When the parking brake is set automati-
cally while the system is holding the
brakes
Perform any of the follo wing operations to
release the parking brake.
●Depress the accelerator pedal. (The
parking brake will not be released auto-
matically if the seat belt is not fastened.)
●Operate the parking brake switch with
the brake pedal depressed.
Make sure that the pa rking brake indicator
light goes off. ( P.186)
■When an inspection at your Lexus
dealer is necessary
When the brake hold standby indicator
(green) does not illuminate even when the
brake hold switch is pressed with the brake
hold system operating conditions met, the
system may be malfun ctioning. Have the
vehicle inspected at your Lexus dealer.
■If “Brake Hold Malfunction Press Brake
to Deactivate Visit Your Dealer” or
“Brake Hold Malfunction Visit Your
Dealer” is displayed on the multi-infor-
mation display
The system may be ma lfunctioning. Have
the vehicle inspected by your Lexus dealer.
■Warning messages and buzzers
Warning messages and buzzers are used to
indicate a system malfunction or to inform
the driver of the need for caution. If a warn-
ing message is shown on the multi-informa-
tion display, read the message and follow
the instructions.
■If the brake hold operated indicator
flashes
 P.433
WARNING
■When the vehicle is on a steep incline
When using the brake hold system on a
steep incline exercise caution. The brake
hold function may not hold the vehicle in
such a situation.
■When stopped on a slippery road
The system cannot stop the vehicle when
the gripping ability of the tires has been
exceeded. Do not use the system when
stopped on a slippery road.
NOTICE
■When parking the vehicle
The brake hold system is not designed
for use when parking the vehicle for a
long period of time. Turning the engine
switch off while the system is holding the
brake may release the brake, which
would cause the vehicle to move. When
operating the engine switch, depress the
brake pedal, shift the shift position to P
and set the parking brake.

3655-6. Using the other interior features
5
Interior features
3Within 1 minute of pressing the
HomeLink
® button, after the
garage door operation has
stopped, press the “Learn” or
“Smart” button on the garage door
opener motor. Within 5 seconds of
the establishment of 2-way com-
munication with the garage door
opener, both garage door opera-
tion indicators in the vehicle will
flash rapidly (green) and the light
on the garage door opener motor
will blink twice, indicating that
2-way communication is enabled.
■Reprogramming a single Home-
Link
® button
When the following procedure is per-
formed, buttons which already have
devices registered to them can be
overwritten:
1 Press and hold the desired Home-
Link
® button.
2 When the HomeLink
® indicator
starts flashing orange, release the
HomeLink
® button and perform
“Programming HomeLink
®” 1 (it
takes 20 seconds for the Home-
Link
® indicator to start flashing).
■Before programming
●Install a new battery in the transmitter.
●The battery side of the transmitter must
be pointed away from the Home-
Link
®buttons.
Press the appropriate HomeLink® button. The HomeLink
® indicator light
should turn on.
The status of the opening and closing
of a garage door is shown by the
garage door opener indicators.
Vehicles with auto anti-glare inside
rear view mirror
Opening
Closing
Vehicles with Digital Rearview Mir-
rorOpening
Closing
This function is only available if the garage
door opener motor used is a compatible
device. (To check device compatibility,
refer to www.homelink.com.)
Operating HomeLink®
A
B
A
B

4437-2. Steps to take in an emergency
7
When trouble arises
■Key linked functions
1 Closes the windows and the moon
roof
* or panoramic moon roof* (turn
and hold)
2 Opens the windows and the moon
roof
* or panoramic moon roof* (turn
and hold)
These settings must be customized at your
Lexus dealer.
*:If equipped
1 Depress the brake pedal.
2 Touch the Lexus emblem side of the
electronic key to the engine switch.
When the electronic key is detected, a
buzzer sounds and the engine switch will
turn to IGNITION ON mode.
When the smart access system with
push-button start is deactivated in custom-
ization setting, the engine switch will turn
to ACCESSORY mode.
3 Firmly depress the brake pedal and
check that is shown on the
multi-information display.
4 Press the engine switch.
In the event that the engine still cannot
be started, contact your Lexus dealer.
■Stopping the engine
Set the parking brake, shift the shift position
to P and press the engine switch as you nor-
mally do when stopping the engine.
■Electronic key battery
As the above procedure is a temporary
measure, it is recommended that the elec-
tronic key battery be replaced immediately
when the battery is depleted. ( P.410)
■Alarm (for Canada)
If a door or trunk is unlocked using the
mechanical key when the alarm system is
set, the alarm may be triggered. ( P.66)
WARNING
■When using the mechanical key and
operating the power windows or the
moon roof or panoramic moon roof
Operate the power window or the moon
roof or panoramic moon roof after
checking to make sure that there is no
possibility of any passe nger having any of
their body parts caught in the window or
the moon roof or panoramic moon roof.
Also, do not allow ch ildren to operate the
mechanical key. It is possible for children
and other passengers to get caught in
the power window or the moon roof or
panoramic moon roof.
Starting the engine

512Alphabetical Index
Ignition switch (engine switch)................. 174Auto power off function ........................... 177
Changing the engine switch modes.. 177
If your vehicle has to be stopped in an
emergency ................................................. 418
Indicators ............................................................72
Initialization Items to initialize .........................................490
Maintenance .................................... 374, 387
Power windows............................................153
Tire pressure warning system .............399
Inside door handle lights .......................... 340
Inside rear view mirror ...................... 142, 143
Instrument panel light control .............77, 81
Intercooler...................................................... 389
Intercooler coolant Capacity .........................................................459
Checking ...................................................... 388
Interior lights.................................................. 340 Front interior light ......................................340
Rear interior light .......................................340
Intuitive parking assist....................... 271, 272 Function ...........................................................272
Warning message......................... 274, 288
J
JackPositioning a floor jack............................. 381
Jam protection function Electronic roof sunshade........................ 160
Moon roof ...................................................... 156
Panoramic moon roof.............................. 160
Power trunk opener and closer .............. 111
Power windows............................................153
Rear door sunshade ................................356
K
Keyless entrySmart access system with push-button start ................................................................... 113
Wireless remote control......................... 100 Keys
Battery-saving function.............................. 114
Electronic key .................................................98
Engine switch .................................................174
If the electronic key does not operate properly ....................................................... 442
If you lose your keys ...................................441
Key number plate .........................................98
Keyless entry .........................................102, 113
Mechanical key ..............................................98
Replacing the battery ................................ 410
Warning buzzer ............................................ 114
Wireless remote control .........................100
Knee airbags .................................................... 29
L
Lane change assist function .................... 238
Lane Tracing Assist (LTA) Operation ......................................................238
Warning messages.................................. 250
Language (multi-information display) ... 87
LATCH anchors ............................................. 53
LDH (Lexus Dynamic Handling system) ..........................................................................305
Lever Auxiliary catch lever .................................. 381
Hood lock release lever .......................... 381
Internal trunk release lever......................... 111
Shift lever ......................................................... 178
Turn signal lever .......................................... 185
Wiper lever .................................................... 196
Lexus climate concierge ............................321
Lexus Dynamic Handling system (LDH) ..........................................................................305
Lexus Enform Safety Connect.................. 58
Lexus Safety System + 2.0 AHB (Automatic High Beam) ............. 193
Dynamic radar cruise control with full-speed range ......................................254
LTA (Lane Tracing Assist) ....................238
PCS (Pre-Collision System) ................ 227
RSA (Road Sign Assist)........................... 251

516Alphabetical Index
Seat belt extender ........................................ 25
Seat belt pretensioners ...............................27
SRS warning light ...................................... 428
Seat heaters ................................................... 336
Seat position memory........................ 133, 137
Seat ventilators ............................................. 336
Seating capacity............................................. 172
Seats Adjustment............................................. 121, 128
Adjustment precautions .............................121
Child seats/child restraint system installa-tion .................................................................... 45
Cleaning........................................................... 371
Driving position memory.........................133
Front seat refresh system......................... 126
Head restraints ............................................ 138
Power easy access system .....................133
Properly sitting in the seat .........................23
Rear seat relaxation system..................... 131
Seat heaters .................................................. 336
Seat position memory .....................133, 137
Seat ventilators............................................ 336
Secondary Collision Brake ..................... 305
Sensor Automatic headlight system.................... 191
Automatic High Beam system..............193
Digital Rearview Mirror............................146
Inside rear view mirror.............................. 142
Intuitive parking assist...............................272
LTA (Lane Tracing Assist).................... 238
Parking Support Brake function (rear-crossing vehicles)...................... 293
Parking Support Brake function (static objects)........................................................289
Radar sensor........................202, 209, 267
Rain-sensing windshield wipers........... 197
Service reminder message ..................... 374
Shift lever Automatic transmission ............................178
Shift lever light ............... ............................... 340
Shopping bag hooks .................................. 349
Side airbags ...................................................... 29 Side marker lights
Light switch .................................................... 190
Replacing light bulbs ................................. 416
Side mirrors Adjustment ....................................................... 151
BSM (Blind Spot Monitor).................... 264
Folding.............................................................. 152
Linked mirror functi on when reversing
............................................................................. 151
Mirror position memory .......................... 133
RCTA function ............................................ 277
Side turn signal lights Replacing light bulbs ................................. 416
Turn signal lever .......................................... 185
Side windows ..................................................153
Smart access system with push-button startAntenna location ........................................... 113
Entry functions .............................................. 102
Starting the engine ......................................174
Snow mode ......................................................182
Snow tires ....................................................... 309
Spark plug ...................................................... 459
Specifications ................................................ 456
Speedometer ........................................... 75, 78
Steering lock Column lock release ..................................174
Steering lock system warning message............................................................................174
Steering wheel Adjustment ....................................................... 141
Heated steering wheel ............................336
Meter control switches ..............................83
Power easy access system .................... 133
Steering wheel position memory........ 133
Stop lights Replacing light bulbs ................................. 416
Storage features .......................................... 344
Stuck If the vehicle becomes stuck ................452
Suggestion function....................................... 88
Sun visors ........................................................ 356