2021 LEXUS LX570 remote start

LX570_OM_OM60T33U_(U)
4876-3. Do-it-yourself maintenance
6
Maintenance and care
■Before recharging
When recharging, the battery produces hydrogen gas which is flammable and explosive.
Therefore, observe the following before recharging:
●If recharging with the battery installed on the vehicle, be sure to disconnect the ground
cable.
●Make sure the power switch on the charger is off when connecting and disconnecting
the charger cables to the battery.
■After recharging/reconnecting the battery
The engine may not start. Follow the procedure below to initialize the system.
Shift the shift lever to P.
Open and close any of the doors.
Restart the engine.
●Unlocking the doors using the smart access system with push-button start may not be
possible immediately after reconnecting 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 normally 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 before disconnect the battery. Take
extra care when connecting the battery if the engine switch mode prior to discharge is
unknown.
If the engine will not start even after multiple attempts, contact your Lexus dealer.
WARNING
■Chemicals in the battery
Batteries contain poisonous and corrosive sulfuric acid and may produce hydrogen
gas which is flammable and explosive. To reduce the risk of death or serious injury, take
the following precautions while working on or near battery:
●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 safety 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 not sufficient ventilation.
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508
LX570_OM_OM60T33U_(U)6-3. Do-it-yourself maintenance
■Use a CR2032 lithium battery
●Batteries can be purc
hased at your Lexus dealer, loca l electrical appliance shops or
camera stores.
●Replace only with the same or equivalent type recommended by the manufacturer.
●Dispose of used batteries according to the local laws.
■When the card key battery needs to be replaced
The battery for the card key is available only at Lexus dealers. Your Lexus dealer can
replace the battery for you.
■If the electronic key battery is depleted
The following symptoms may occur:
●The smart access system with push-button start and wireless remote control will not
function properly.
●The operational rang e will be reduced.
WARNING
■Battery precautions
Observe the following precautions.
Failure to do so may result in death or serious injury.
●Do not swallow the battery. Doing so may cause chemical burns.
●A coin battery or button battery is used in the electronic key. If a battery is swallowed,
it may cause severe chemical burns in as li ttle as 2 hours and may result in death or
serious injury.
●Keep away new and remove d batteries from children.
●If the cover cannot be firmly closed, stop using the electronic key and stow the key in
the place where children cannot reach, and then contact your Lexus dealer.
●If you accidentally swallow a battery or put a battery into a part of your body, get
emergency medical attention immediately.
■To prevent battery explosion or leakage of flammable liquid or gas
●Replace the battery with a new battery of the same type. If a wrong type of battery is
used, it may explode.
●Do not expose batteries to extremely low pressure due to high altitude or extremely
high temperatures.
●Do not burn, break or cut a battery.
NOTICE
■For normal operation after replacing the battery
Observe the following precautions to prevent accidents:
●Always work with dry hands.
Moisture may cause the battery to rust.
●Do not touch or move any other component inside the remote control.
●Do not bend either of the battery terminals.

550
LX570_OM_OM60T33U_(U)7-2. Steps to take in an emergency
If the electronic key does not operate properly
Use the mechanical key (
P. 117) in
order to perform the following opera-
tions (driver’s door only):
Locks all the doors
Closes the windows and moon roof
*
(turn and hold)
Unlocks the doors
Turning the key rearward unlocks the
driver’s door. Turning the key once again
unlocks the other doors.
Opens the windows and moon roof* (turn and hold)
*: These settings must be cust omized at your Lexus dealer.
If communication between the electronic key and vehicle is interrupted
( P. 140) or the electronic key ca nnot 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 can be opened and
the engine can be started by following the procedure below.
Locking and unlocking the doors and key linked functions
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LX570_OM_OM60T33U_(U)
5858-2. Customization
8
Vehicle specifications
Some function settings are changed simultaneously with other functions being
customized. Contact your Lexus dealer for further details.
Settings that can be changed using the Remote Touch screen
Settings that can be changed us ing the multi-information display
Settings that can be changed by your Lexus dealer
Definition of symbols: O = Available, – =Not available
■Smart access system with push-button start ( P. 138)
Customizable features
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FunctionDefault settingCustomized
setting
Smart access system with
push-button startOnOffO—O
Smart door unlockingDriver’s doorAll the doorsO—O
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LX570_OM_OM60T33U_(U)
5878-2. Customization
8
Vehicle specifications
■Smart access system with push-button start (P. 138) and wireless remote
control ( P. 116)
■Door lock ( P. 121)
FunctionDefault settingCustomized
setting
Operation signal (Emer-
gency flashers)OnOffO—O
Adjust the volume of confir-
mation buzzer sounds
when the vehicle is locked
or unlocked
5
Off
O—O
1 to 7
Open door warning func-
tion (when locking the vehi-
cle)OnOff——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
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FunctionDefault settingCustomized setting
Unlocking using a mechan-
ical key
Driver’s door
unlocked in one step, all doors
unlocked in two steps
All doors unlocked in one step——O
Automatic door lock
Shifting the shift
lever to position other than P
Off
O—OVehicle speed is approximately
12 mph (20 km/h) or higher
Automatic door unlockShifting the shift lever to POff
O—ODriver’s door is opened
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588
LX570_OM_OM60T33U_(U)8-2. Customization
■Power back door (
P. 128)
*: The operation start buzzer sounds.
■Power windows ( P. 171)
*: The settings of the moon roof are change d in conjunction with the settings of the
power windows.
FunctionDefault settingCustomized setting
Power back door switch
operationPush and holdOne short push——O
Operation signalOff*On——O
Back door opener switch
automatic open functionOnOff——O
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FunctionDefault settingCustomized setting
Mechanical key linked
operation (close)
*OffOn——O
Mechanical key linked
operation (open)
*OffOn——O
Wireless remote control
linked operation (open)
*OffOn——O
Power windows open warn-
ing buzzerOnOff——O
Buzzer sounds if operated
using wireless remote con-
trol
OnOff——O
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LX570_OM_OM60T33U_(U)
5978-2. Customization
8
Vehicle specifications
■HUD (Head-up Display)* ( P. 105)
*: If equipped
■Vehicle customization
●When smart access system with push-button start is turned off, unlock door cannot be
selected.
●When doors are not opened after unlocking and are then automatically re-locked, a
signal will be given if Operation signal (Emergency flashers) or Operation signal
(Buzzer) are set to on.
■When setting using the multi-information display
When using the vehicle switches to set an item that can also be set using the touch
screen, the item displayed on the Remote Touch will not change immediately.
If the engine switch is first turned to off, the screen display will change once the engine
switch is turned to IGNITION ON mode again.
■When customizing usin g the Remote Touch
Stop the vehicle in a safe place, apply the parking brake, and shift the shift lever to P. Also,
to prevent battery discharge, leave the engine running while customizing the features.
FunctionDefault settingCustomized setting
Driving support display
(Navigation system
*)OnOff—O—
Driving support display
(Driving assist
*)OnOff—O—
Driving support display
(compass
*)OnOff—O—
Driving support display
(audio
*)OnOff—O—
WARNING
■During customization
As the engine needs to be running during customization, ensure that the vehicle is
parked in a place with adequate ventilation. In a closed area such as a garage, exhaust
gases including harmful carbon monoxide (CO) may collect and enter the vehicle. This
may lead to death or a serious health hazard.
NOTICE
■During customization
To prevent battery discharge, ensure that the engine is running while customizing fea-
tures.
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618Alphabetical index
LX570_OM_OM60T33U_(U)
Anti-lock brake system (ABS)......................................................385 Function ................................................. 385
Warning light .......................................524
Approach warning Dynamic radar cruise control with full-speed range ................... 283
Armrest ......................................................451
Assist grips .............................................. 453
Audio input
*
Audio system*
Automatic air conditioning system .......................................... 407, 418 Air conditioning filter....................... 505
Front automatic air conditioning system ......................407
Rear air conditioning system......... 418
Automatic door locking and unlocking systems ...............................125
Automatic headlight leveling system .................................................... 230
Automatic High Beam .........................231
Automatic light control system....... 229
Automatic transmission ....................... 217 2nd start mode..................................... 218
Downshift restriction warning buzzer .................................................. 222
Driving mode select switch ........... 291
If the shift lever cannot be shifted from P ................................... 222
S mode ....................................................220
AUX port
*
Auxiliary boxes ...................................... 433 Back door .................................................. 128
Back door handle............................... 130
Jam protection function.................... 132
Power back door ............................... 130
Wireless remote control................... 116
Battery ...................................................... 486 Battery checking ................................486
If the vehicle battery is discharged.........................................553
Preparing and checking before winter ....................................390
Warning light ....................................... 524
Blind Spot Monitor (BSM) ............... 370
Bluetooth
®*
Bluetooth® audio*
Bluetooth® phone*
Bottle holders .........................................432
Brake Fluid ......................................................... 568
Parking brake ...................................... 225
Warning light ....................................... 524
Brake assist ............................................. 385
Break-in tips .............................................. 181
Brightness control Instrument panel light control ........ 94
BSM (Blind Spot Monitor) ............... 370 Blind Spot Monitor function......... 375
Rear Cross Traffic Alert function................................................. 381
B
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.