2021 LEXUS LS500 remote start

1603-5. Opening, closing the windows and moon roof
■The panoramic moon roof can be oper-
ated when
The engine switch is in IGNITION ON
mode.
■Operating the panoramic moon roof
after turning the engine off
The panoramic moon roof and electronic
roof sunshade can be operated for approxi-
mately 45 seconds afte r the engine switch
is turned to ACCESSORY mode or turned
off. It cannot, however, be operated once
the driver’s door is opened.
■Jam protection function
If an object is detected between the pan-
oramic moon roof and the frame in the fol-
lowing situations, travel is stopped and the
panoramic moon roof opens slightly:
●The panoramic moon roof is closing or
tilting down.
●The electronic roof sunshade is closing.
■Door lock linked panoramic moon roof
operation
●The panoramic moon roof can be
opened and closed using the mechanical
key.
* (  P.443)
●The panoramic moon roof can be
opened using the wireless remote con-
trol.
*( P.102)
*: These settings must be customized at
your Lexus dealer.
■When the panoramic moon roof or elec-
tronic front roof sunshade does not
close normally
Perform the following procedure:
1 Stop the vehicle.
2 Turn the engine switch to IGNITION
ON mode.
3 Press and hold the “CLOSE” switch or
the front roof sunshade close switch.
Continue pressing the switch for
approximately 10 seconds after the
panoramic moon roof or electronic
front roof sunshade closes and reopens.
The panoramic moon roof and elec-
tronic front roof sunshade will start to
close.
*
4Check that the panoramic moon roof
and electronic front roof sunshade are
fully closed and release the switch.
*: If the switch is released at the incorrect
time, the procedure will have to be per-
formed again from the beginning.
If the panoramic moon roof or electronic
front roof sunshade does not fully close
even after performing the above procedure
correctly, have the vehicle inspected by
your Lexus dealer.
■When the electronic rear roof sunshade
does not close normally
Perform the following procedure:
1 Stop the vehicle.
2 Turn the engine switch to IGNITION
ON mode.
3 Press and hold the rear roof sunshade
switch. Continue pressing the switch for
approximately 10 seconds after the
electronic rear roof sunshade closes
and reopens. The elec tronic rear roof
sunshade will start to close.
*
4 Check that the electronic rear roof sun-
shade are fully closed and release the
switch.
*: If the switch is released at the incorrect
time, the procedure will have to be per-
formed again from the beginning.
If the panoramic moon roof or electronic
front roof sunshade does not fully close
even after performing the above procedure
correctly, have the vehicle inspected by
your Lexus dealer.
■If the panoramic moon roof or elec-
tronic front roof sunshade does not
move normally
If the panoramic moon roof or electronic
front roof sunshade does not open or close
normally or the automatic opening function
does not operate, perform the following ini-
tialization procedure.
1 Stop the vehicle.
2 Turn the engine switch to IGNITION
ON mode.
3 Fully close the panoramic moon roof
and electronic front roof sunshade.

3034-5. Using the driving support systems
4
Driving
previous height:
A certain amount of time has
elapsed since the doors were closed
 The vehicle speed reaches approxi-
mately 3 mph (5 km/h)
 The doors are locked using the
smart access system with push-but-
ton start or wireless remote control
■Enabling/Disabling access mode
1 Press the or meter control
switch to select .
2 Press the or meter control
switch to select “Vehicle Settings”
and then press .
3 Press the or meter control
switch to select and then
press .
4 Press the or meter control
switch to select “Access Mode” and
then press .
The setting will change between
enabled/disabled each time the
meter control switch is pressed.
■When the vehicle height has been
increased by a control of access mode
Press the vehicle height adjustment switch
with the engine switch in any mode to return
the vehicle to its previous vehicle height.
■Access mode operation
●Access mode will not operate if the vehi-
cle is not parked on a level road surface.
●Depending on the current vehicle height,
access mode may not operate.
●After the doors are unlocked, if access
mode operates, the vehicle height will increase by approximately 0.8 in. (20
mm) from its normal position. After the
vehicle has been driven, if access mode
operates, the vehicle height will increase
by approximately 0.4 in. (10 mm) from its
normal position.
●If the doors are opened and closed
repeatedly, the system may not operate
temporarily.
Vehicle height control can be tempo-
rarily disabled using the meter control
switches. (
P.83)
When to temporarily disable vehicle height
control: P.301
1Press or to select .
2 Press or to select “Vehicle
Settings” and then press .
3 Press or to select
and then press .
4 Press or to select “Height
Control” and then press .
This setting is memorized even if the
engine switch is turned off.
Even if the vehicle height control func-
tions are disabled, they will be enabled
automatically when the vehicle speed
reaches approximately 19 mph (30
km/h).
Temporarily disabling vehicle
height control

3555-6. Using the other interior features
5
Interior features
■The power outlet can be used when
●12 V
The engine switch is in ACCESSORY or
IGNITION ON mode.
●120 VAC
The engine switch is in IGNITION ON
mode.
NOTICE
■To avoid damaging the power outlet
Close the power outlet lid when the
power outlet is not in use.
Foreign objects or liquids that enter the
power outlet may cause a short circuit.
■To prevent the fuse from being blown
●12 V
Do not use an accessory that uses more
than 12 V 10 A.
●120 VAC
Do not use a 120 VAC appliance that
requires more than 100 W. If a 120 VAC
appliance that consumes more than 100
W is used, the protection circuit will cut
the power supply.
■To prevent incorrect operation of the
vehicle
When turning the engine switch off,
make sure to disc onnect accessories
designed for charging , such as portable
chargers, power banks, etc. from the
power outlets.
If such an accessory is left connected, the
following may occur:
●The doors cannot be locked using the
smart access system with push-button
start or wireless remote control.
●The opening screen will be displayed
on the multi-information display.
●The interior lights, instrument panel
lights, etc. will illuminate.
■To prevent the battery from being dis-
charged
Do not use the power outlet longer than
necessary when the engine is not run-
ning.
■Appliances that may not operate
properly (120 VAC)
The following 120 VAC appliances may
not operate properly even if their power
consumption is under 100 W.
●Appliances with high initial peak watt-
age
●Measuring devices that process pre-
cise data
●Other appliances that require an
extremely stable power supply

3916-3. Do-it-yourself maintenance
6
Maintenance and care
The battery is located in the trunk
under the luggage mat.
Removing the luggage mat: P.349
■Before recharging
When recharging, the battery produces
hydrogen gas which is flammable and
explosive. Therefore, observe the following
precautions before recharging:
●If recharging with the battery installed on
the vehicle, be sure to disconnect the
ground cable.
●Make sure the charger is off when con-
necting and disconnecting the charger
cables to the battery.
■After recharging/reconnecting the bat-
tery
●Unlocking the doors using the smart
access system with pu sh-button start may
not be possible immediately after recon-
necting the battery. If this happens, use
the wireless remote control or the
mechanical key to lock/unlock the doors.
●Start the engine with the engine switch in
ACCESSORY mode. The engine may
not start with the engine switch turned off.
However, the engine will operate nor-
mally from the second attempt.
●The engine switch mode is recorded by
the vehicle. If the battery is reconnected,
the vehicle will return the engine switch
mode to the status it was in before the battery was disconnected. Make sure to
turn off the engine switch before discon-
necting the battery. Take extra care when
connecting the battery if the engine
switch mode prior to discharge is
unknown.
If the system will not start even after multiple
attempts, contact your Lexus dealer.
Battery
Location
WARNING
■Chemicals in the battery
The battery contains poisonous and cor-
rosive sulfuric acid and may produce
hydrogen gas which is flammable and
explosive. To reduce the risk of death or
serious injury, take the following precau-
tions while working on or near the bat-
tery:
●Do not cause sparks by touching the
battery terminals with tools.
●Do not smoke or light a match near the
battery.
●Avoid contact with eyes, skin and
clothes.
●Never inhale or swallow electrolyte.
●Wear protective sa fety glasses when
working near the battery.
●Keep children away from the battery.
■Where to safely charge the battery
Always charge the battery in an open
area. Do not charge the battery in a
garage or closed room where there is
insufficient ventilation.
■Emergency measures regarding
electrolyte
●If electrolyte gets in your eyes
Flush your eyes with clean water for at
least 15 minutes and get immediate
medical attention. If possible, continue
to apply water with a sponge or cloth
while traveling to the nearest medical
facility.

4106-3. Do-it-yourself maintenance
filter.
■If the electronic key battery is depleted
The following symptoms may occur:
●The smart access system with push-but-
ton start and wireless remote control will
not function properly.
●The operationa l range will be reduced.
■When the card key battery needs to be
replaced (if equipped)
The battery for the card key is available only
at Lexus dealers. Your Lexus dealer can
replace the battery for you.
 Flathead screwdriver
 Small flathead screwdriver
 Lithium battery CR2032
■Use a CR2032 lithium battery
●Batteries can be purchased at your Lexus
dealer, local electrical appliance shops or
camera stores.
●Replace only with the same or equivalent
type recommended by the manufacturer.
●Dispose of used batteries according to
local laws.
NOTICE
■When using the air conditioning sys-
tem
Make sure that a filter is always installed.
Using the air conditioning system without
a filter may cause damage to the system.
■To prevent damage to the filter cover
When moving the filter cover in the
direction of arrow to release the fitting,
pay attention not to apply excessive force
to the claws. Otherwise, the claws may
be damaged.
Electronic key battery
Replace the battery with a new one
if it is depleted.
As the key may be damaged if the
following procedure is not per-
formed properly, it is recom-
mended that key battery
replacement be performed by your
Lexus dealer.
Items to prepare

4427-2. Steps to take in an emergency
■When the electronic key does not work
properly
●Make sure that the smart access system
with push-button start has not been dis-
abled at your Lexus dealer. If it has been
disabled, re-enable it.
●Check if battery-saving mode is set. If it is
set, cancel the function. (P.115)
■Unlocking the door
Use the mechanical key ( P.100) in
order to perform the following opera-
tions: 1
Pull the driver’s door handle and
insert the mechanical key.
2 Unlock the door.
3 Remove the key, return the handle,
and then pull the handle again.
■Locking the door
1 With the door open, push down the
inside lock button.
2 Close the door.
■Trunk
Turn the mechanical key clockwise to
open. ( P.66)
If the electronic key does not
operate properly
If communication between the
electronic key and vehicle is inter-
rupted ( P.115) or the electronic
key cannot be used because the
battery is depleted, the smart
access system with push-button
start and wireless remote control
cannot be used. In such cases, the
doors and trunk can be opened and
the engine can be started by follow-
ing the procedure below.
NOTICE
■In case of a smart access system with
push-button start malfunction or
other key-related problems
Take your vehicle with all the electronic
keys provided with your vehicle to your
Lexus dealer.
Locking and unlocking the
doors, unlocking the trunk

4477-2. Steps to take in an emergency
7
When trouble arises
8Open and close any of the doors of
your vehicle with the engine switch
off.
9 Maintain the engine speed of the
second vehicle and start the engine
of your vehicle by turning the
engine switch to IGNITION ON
mode.
10 Once the vehicle’s engine has
started, remove the jumper cables
in the exact reverse order from
which they were connected.
11 Close the exclusive jump starting
terminal cover, and reinstall the fuse
box cover to its original position.
12 Install the service cover. ( P.385)
13 Install the engine cover. ( P.385)
Once the engine starts, have the vehi-
cle inspected at your Lexus dealer as
soon as possible.
■Starting the engine when the battery is
discharged
The engine cannot be started by push-start-
ing.
■To prevent battery discharge
●Turn off the headlights and the audio sys-
tem while the engine is off.
●Turn off any unnecessary electrical com-
ponents when the vehicle is running at a
low speed for an extended period, such
as in heavy traffic.
■When the battery is removed or dis-
charged
●Information stored in the ECU is cleared.
When the battery is depleted, have the
vehicle inspected at your Lexus dealer.
●Some systems may require initialization.
(  P.490)
■When removing the battery terminals
When the battery terminals are removed,
the information stored in the ECU is
cleared. Before removi ng the battery termi-
nals, contact your Lexus dealer.
■Charging the battery
The electricity stored in the battery will dis-
charge gradually even when the vehicle is
not in use, due to natural discharge and the
draining effects of certain electrical appli-
ances. If the vehicle is left for a long time,
the battery may discharge, and the engine
may be unable to start. (The battery
recharges automatically during driving.)
■When recharging or replacing the bat-
tery
●In some cases, it may not be possible to
unlock the doors using the smart access
system with push-button start when the
battery is discharged. Use the wireless
remote control or the mechanical key to
lock or unlock the doors.
●The engine may not start on the first
attempt after the battery has recharged
but will start normally after the second
attempt. This is not a malfunction.
●The engine switch mode is memorized by
the vehicle. When the battery is recon-
nected, the system will return to the
mode it was in before the battery was dis-
charged. Before disconnecting the bat-
tery, turn the engine switch off.
If you are unsure wh at mode the engine
switch was in before the battery dis-
charged, be especially careful when
reconnecting the battery.
■When replacing the battery
●Use a Central Degassing type battery
(European Regulations).
●Use a battery with the same case size as
the previous battery and an equivalent
20 hour rate capacity (20HR) or greater.
• If the sizes differ, the battery cannot be properly secured.
• If the 20 hour rate capacity is low, even if
the time period where the vehicle is not
used is a short time, the battery may dis-
charge and the engine may not be able to
start.

4808-2. Customization
■Smart access system with push-button start and wireless remote control
( P.102, 113)
■Smart access system with push-button start ( P.102, 113)
■Wireless remote control ( P.100, 102, 106)
FunctionDefault settingCustomized set-
ting
Operating signal (Buzzers)5OffO——O1 to 7
Operation signal (Emer-
gency flashers)OnOffO——O
Time elapsed before auto-
matic door lock function is
activated if door is not
opened after being unlocked
60 seconds
Off
O——O30 seconds
120 seconds
Open door warning buzzerOnOff———O
FunctionDefault settingCustomized set-ting
Smart access system with
push-button startOnOff———O
Smart door unlockingDriver’s doorAll the doorsO——O
Time elapsed before unlock-
ing all the door when gripping
and holding the driver’s door
handle
2 seconds
Off
———O1.5 seconds
2.5 seconds
Number of consecutive door
lock operations2 timesAs many as desired———O
FunctionDefault settingCustomized set- ting
Wireless remote controlOnOff———O
Unlocking operation
Driver’s door
unlocked in one step, all doors
unlocked in two step
All doors
unlocked in one step
O——O
ABCD
ABCD
ABCD