2021 LEXUS LS500 ignition

1744-2. Driving procedures
4-2.Driving procedures
1Press the parking brake switch to
check that the parking brake is set.
(P.186)
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.64)
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.444 to restart the engine.
■Electronic key battery depletion
 P.98
■Conditions affecting operation
 P.115
■Notes for the entry function
 P.115
■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

1774-2. Driving procedures
4
Driving
Modes can be changed by pressing
the engine switch with the brake pedal
released. (The mode changes each
time the switch is pressed.)
1Off
The emergency flashers can be used.
2ACCESSORY mode
Some electrical components such as the
audio system can be used. “ACCESSORY” will be displayed on the
meter.
3
IGNITION ON mode
All electrical components can be used.
“IGNITION ON” will be displayed on the
meter.
■Auto power off function
If the vehicle is left in ACCESSORY mode
for more than 20 minutes or IGNITION
ON mode (with the engine not running) for
more than an hour with the shift position in
P, the engine switch will automatically turn
off. However, this function cannot entirely
prevent the battery discharge. Do not leave
the vehicle with the engine switch in
ACCESSORY or IGNITION ON mode
for long periods of time when the engine is
not running.
■When the shift control system malfunc-
tions
When attempting to turn the engine switch
off while there is a ma lfunction in the shift
control system, the engine switch mode
may change to ACCESSO RY mode. In this
case, ACCESSORY mode may be turned
off by applying the parking brake and press-
ing the engine switch ag ain. If there is a mal-
function in the system, have the vehicle
inspected by your Lexus dealer immedi-
ately.
WARNING
●Do not leave the vehicle with the
engine running for a long time. If such
a situation cannot be avoided, park the
vehicle in an open space and ensure
that exhaust fumes do not enter the
vehicle interior.
●Do not leave the engine running in an
area with snow build-up, or where it is
snowing. If snowbanks build up around
the vehicle while the engine is running,
exhaust gases may collect and enter
the vehicle.
Changing engine switch modes
NOTICE
■To prevent battery discharge
●Do not leave the engine switch in
ACCESSORY or IGNITION ON
mode for long periods of time without
the engine running.
●If “ACCESSORY” or “IGNITION
ON” is displayed on the meter, the
engine switch is not off.
Exit the vehicle after turning the
engine switch off.

1784-2. Driving procedures
*1: To improve fuel efficiency and reduce noise, set the shift position in D for nor-
mal driving. You can choose gear range
suitable for your driving situation by
operating the paddle shift switches.
*2: Any gear range can be fixed when driv-
ing in M mode.
■For the shift positions
●When the engine switch is off or in
ACCESSORY mode, the shift position
cannot be changed.
●When the engine swit ch is in IGNITION
ON mode, the shift position can only be
changed to N.
●When the engine is running, the shift
position can be changed from P to D, N
or R.
●The shift position can only be changed to
M directly from D.
In addition, if an atte mpt is made to change the shift position by mo
ving the shift lever or
by pressing the P position switch in any of
the following situations, the buzzer will
sound and the shifting operation will be dis-
abled or the shift posi tion will automatically
change to N. When this happens, select an
appropriate shift position.
●Situations where the shifting operation
will be disabled:
• When an attempt is made to change the shift position from P to another position
by moving the shift lever without depress-
ing the brake pedal.
• When an attempt is made to change the
shift position from P or N to M by moving
the shift lever.
• When the P position switch is pressed
while the vehicle is running.
*1
• When the shift lever is moved to attempt to change the shift position from P or N
with the accelerator pedal depressed and
the vehicle stopped
●Situations where the shift position will
automatically change to N:
• When an attempt is made to select the R position by moving the shift lever when
the vehicle is moving forward.
*2
• When an attempt is made to select the D
position by moving the shift lever when
the vehicle is moving in reverse.
*3
• When the shift position is changed from R to M
●If N is selected while driving at a certain
speed, even if the shift lever is not held in
the N position, the shift position changes
to N. In this situation, the buzzer sounds
and a confirmation message is displayed
on the multi-information display to inform
the driver that the shift position has
changed to N.
*1: Shift position may be changed to P
when driving at extremely low speeds.
*2: Shift position may be changed to R
when driving at low speeds.
*3: Shift position may be changed to D when driving at low speeds.
■Reverse warning buzzer
When shifting into R, a buzzer will sound to
inform the driver that the shift position is in
Automatic transmission
Select the shift position depending
on your purpose and situation.
Shift position purpose and func-
tions
Shift posi- tionObjective or function
PParking the vehicle/starting the engine
RReversing
N
Neutral
(Condition in which the
power is not transmitted)
DNormal driving*1
MM mode driving*2 (  P.183)

1814-2. Driving procedures
4
Driving
■Shifting the shift position from P to
other positions
 While depressing the brake pedal
firmly, operate the shift lever. If the
shift lever is operated without
depressing the brake pedal, the
buzzer will sound and the shifting
operation will be disabled.
 When selecting the shift position,
make sure that the shift position has
been changed to the desired posi-
tion by checking the shift position
indicator provided on the instru-
ment cluster.
 The shift position cannot be
changed from P to M directly.
■Automatic P position selection function
In the following situations, the shift position
is automatically changed to P.
●When pressing the engine switch with the
vehicle stopped while the engine switch is
in IGNITION ON mode and the shift
position is in a position other than P (after
the shift position has changed to P, the
engine switch will turn off)
*
●If the driver’s door is opened and all of the
following conditions are met, while the
shift position is in a position other than P
• The engine switch is in IGNITION ON mode.
• The driver is not wearing the seat belt.
• The brake pedal is not depressed. To start off the vehicle after the shift posi-
tion is changed to P, operate the shift lever
again.
●When the vehicle is stopped after the
engine has been stopped in an emer-
gency while driving
●When voltage of the battery drops while
the shift position is in a position other than
P
*: When the engine switch is pressed while
driving at extremely slow speeds, such
as immediately before stopping the vehi-
cle, the shift position may automatically
change to P. Make su re that the vehicle
is completely stopped before pressing
the engine switch.
■If the shift position cannot be shifted
from P
There is a possibility th at the battery is dis-
charged. Check the batter y in this situation.
(  P.444)
WARNING
■P position switch
●Do not press the P position switch
while the vehicle is moving.
If the P position switch is pressed when
driving at very low speeds (for exam-
ple, directly before stopping the vehi-
cle), the vehicle may stop suddenly
when the shift position switches to P,
which could lead to an accident.
●In order to prevent the shift position
from accidentally being changed, do
not touch the P position switch when
not using them.
●After changing the shift position to P,
do not release the brake pedal until the
shift position indicator shows P and the
parking brake indicator is illuminated.
Otherwise, the vehicle may move,
possibly leading to an accident.

1854-2. Driving procedures
4
Driving
1Right turn
2 Lane change to the right (move the
lever partway and release it)
The right hand signals will flash 3 times.
3Lane change to the left (move the
lever partway and release it)
The left hand signals will flash 3 times.
4Left turn
■Turn signals can be operated when
The engine switch is in IGNITION ON
mode.
■If the indicator flashes faster than usual
Check that a light bulb in the front or rear
turn signal lights has not burned out.
■If the turn signals stop flashing before a
lane change has been performed
Operate the lever again.
■Customization
Some functions can be customized.
(  P.476)Turn signal lever
Operating instructions

1874-2. Driving procedures
4
Driving
■Turns automatic mode off
While the vehicle is stopped, pull and
hold the parking brake switch until a
message is shown on the multi-infor-
mation display.
■Parking brake operation
●When the engine swit ch is not in IGNI-
TION ON mode, the parking brake can-
not be released using the parking brake
switch.
●When the engine swit ch is not in IGNI-
TION ON mode, automatic mode (auto-
matic brake setting and releasing) is not
available.
■Parking brake automatic release func-
tion
●When the shift position is shifted from P,
the parking brake will be released in
automatic mode.
●When all of the foll owing conditions are
met in manual mode, the parking brake
can be released by depressing the accel-
erator pedal.
• The driver’s door is closed
• The driver is wearing the seat belt
• The shift position is in D, M or R
■If “EPB Frequently Operated Wait a
Minute” is displayed on the multi-infor-
mation display
If the parking brake is operated repeatedly
over a short period of time, the system may
restrict operation to prevent overheating. If
this happens, refrain from operating the
parking brake. Normal operation will return
after about 1 minute.
■If “EPB Activation Stopped Incom-
pletely” or “EPB Unavailable” is dis-
played on the multi-information display
Operate the parking brake switch. If the
message does not disappear after operat-
ing the switch several times, the system may
be malfunctioning. Have the vehicle
inspected by your Lexus dealer.
■Parking brake operation sound
When the parking brake operates, a motor
sound (whirring sound) may be heard. This
does not indicate a malfunction.
■Parking brake operation
●Depending on the engine switch mode,
the parking brake indicator light will turn
on and stay on as described below:
IGNITION ON mode: Comes on until
the parking brake is released.
Not in IGNITION ON mode: Stays on
for approximately 15 seconds.
●When the engine switch is turned off with
the parking brake set, the parking brake
indicator light will stay on for about 15
seconds. This does not indicate a mal-
function.
■When the parking brake switch mal-
functions
Automatic mode (automatic brake setting
and releasing) will be turned on automati-
cally.
■Parking the vehicle
 P.164
■Parking brake engaged warning buzzer
A buzzer will sound if the vehicle is driven
with the parking brake engaged. “EPB
Applied” is displayed on the multi-informa-
tion display. (with the vehicle reached a
speed of 3 mph [5 km/h])
■If the brake system warning light comes
on
 P.427
■Usage in winter time
 P.309

1904-3. Operating the lights and wipers
4-3.Operating the lights and wipers
Operating the switch turns on
the lights as follows:
For the U.S.A.
1 The side marker, parking, tail,
license plate, instrument panel
lights, and daytime running lights
( P.190) turn on.
2 The headlights and all lights
listed above (except daytime run-
ning lights) turn on.
3 The headlights, daytime run-
ning lights ( P.190) and all the
lights listed above turn on and off automatically.
4 Off
For Canada
1 The side marker, parking, tail,
license plate, instrument panel
lights, and daytime running lights
( P.190) turn on.
2 The headlights and all lights
listed above (except daytime run-
ning lights) turn on.
3 The headlights, daytime run-
ning lights ( P.190) and all the
lights listed above turn on and off
automatically.
■AUTO mode can be used when
The engine switch is in IGNITION ON
mode.
■Daytime running light system
●The daytime running lights illuminate
using the same lights as the parking lights
Headlight switch
The headlights can be operated
manually or automatically.
Operating instructions

1914-3. Operating the lights and wipers
4
Driving
and illuminate brighter than the parking
lights.
●To make your vehicle more visible to
other drivers during daytime driving, the
daytime running lights turn on automati-
cally when all of the following conditions
are met. (The daytime running lights are
not designed for use at night.)
• The engine is running
• The parking brake is released
• The headlight switch is in the or
* position
*: When the surroundings are bright
The daytime running lights remain on after
they illuminate, even if the parking brake is
set again.
●For the U.S.A.: Dayt ime running lights
can be turned off by operating the switch.
●Compared to turning on the headlights,
the daytime running light system offers
greater durability and consumes less
electricity, so it can help improve fuel
economy.
■Headlight control sensor
The sensor may not function properly if an
object is placed on th e sensor, or anything
that blocks the sensor is affixed to the wind-
shield.
Doing so interferes with the sensor detect-
ing the level of ambient light and may cause
the automatic headlight system to malfunc-
tion.
■Automatic light off system
●When the headlights are on: The head-
lights and tail lights turn off 30 seconds
after the driver’s door is opened and
closed if the engine switch is turned to
ACCESSORY mode or turned off. (The
lights turn off immediately if on the key is pressed after all the doors are
closed.)
●When only the tail lights are on: The tail
lights turn off automatically if the engine
switch is turned to ACCESSORY mode
or turned off and the driver’s door is
opened.
To turn the lights on again, turn the engine
switch to IGNITION ON mode, or turn the
light switch off once and then back to
or .
■Light reminder buzzer
A buzzer sounds when the engine switch is
turned off or turned to ACCESSORY
mode and the driver’s door is opened while
the lights are turned on.
■Automatic headlight leveling system
The level of the headlights is automatically
adjusted according to the number of pas-
sengers and the loadin g condition of the
vehicle to ensure that the headlights do not
interfere with other road users.
■Windshield wiper linked headlight illu-
mination
When driving during daytime with the
headlight switch turned to , if the wind-
shield wipers are used, the headlights will
turn on automatically after several seconds
to help enhance the visibility of your vehicle.
■Battery-saving function
In order to prevent the battery of the vehicle
from discharging, if the headlights and/or
tail lights are on when the engine switch is
turned off the battery saving function will
operate and automatically turn off all the
lights after approximately 20 minutes.
When the engine switch is turned to IGNI-
TION ON mode, the battery-saving func-
tion will be disabled.
When any of the following are performed,
the battery-saving function is canceled
once and then reactivated. All the lights will
turn off automatically 20 minutes after the
Battery-saving function has been reacti-
vated:
●When the headlight switch is operated