2019 LEXUS LX570 remote start

LX570_OM_OM60R07U_(U) 4856-3. 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 charge r 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 redu ce 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. 1
2
3

506
LX570_OM_OM60R07U_(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 ■
Removed battery and other parts
These parts are small and if swallowed by a child, they can cause choking. Keep away
from children. Failure to do so coul d result in death or serious injury.
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 co mponent inside the remote control.●
Do not bend either of the battery terminals.

549
LX570_OM_OM60R07U_(U) 7
When trouble arises 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 1
2
3
4

LX570_OM_OM60R07U_(U) 5858-2. Customization
8
Vehicle specifications Some function settings are changed simultaneously with other functions being
customized. Contact your Lexu s 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 1
2
3
Function Default setting Customized
setting
Smart access system with
push-button start On Off O — O
Smart door unlocking Driver’s door All the doors O — O 1 2 3

LX570_OM_OM60R07U_(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)Function Default setting Customized
setting
Operation signal (Emer-
gency flashers) On Off O — 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) On Off — — 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 1 2 3
Function Default setting Customized
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 unlock Shifting the shift
lever to P Off
O — O
Driver’s door is
opened 1 2 3

588
LX570_OM_OM60R07U_(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. Function Default setting Customized
setting
Power back door switch
operation Push and hold One short push — — O
Operation signal Off
* On — — O
Back door opener switch
automatic open function On Off — — O 1 2 3
Function Default setting Customized
setting
Mechanical key linked
operation (close)
* Off On — — O
Mechanical key linked
operation (open)
* Off On — — O
Wireless remote control
linked operation (open)
* Off On — — O
Power windows open warn-
ing buzzer On Off — — O
Buzzer sounds if operated
using wireless remote con-
trol On Off — — O 1 2 3

LX570_OM_OM60R07U_(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. Function Default
setting Customized
setting
Driving support display
(Navigation system
* ) On Off — O —
Driving support display
(Driving assist
* ) On Off — O —
Driving support display
(compass
* ) On Off — O —
Driving support display
(audio
* ) On Off — 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. 1 2 3

617Alphabetical index
LX570_OM_OM60R07U_(U) Anti-lock brake system
(ABS)...................................................... 383
Function ................................................. 383
Warning light .......................................523
Approach warning
Dynamic radar cruise control
with full-speed range ....................282
Armrest .................................................... 449
Assist grips ................................................451
Audio input
* Audio system
* Automatic air conditioning
system .......................................... 405, 416
Air conditioning filter....................... 503
Front automatic air
conditioning system ..................... 405
Rear air conditioning system......... 416
Automatic door locking and
unlocking systems ...............................125
Automatic headlight leveling
system .................................................... 229
Automatic High Beam ....................... 230
Automatic light control system....... 228
Automatic transmission .......................216
2nd start mode...................................... 217
Downshift restriction warning
buzzer .................................................... 221
Driving mode select switch ......... 290
If the shift lever cannot be
shifted from P ..................................... 221
S mode ..................................................... 219
AUX port
* Auxiliary boxes ........................................431 Back door .................................................. 128
Back door handle............................... 130
Jam protection function.................... 132
Power back door ............................... 130
Wireless remote control................... 116
Battery ...................................................... 484
Battery checking ................................ 484
If the vehicle battery is
discharged......................................... 552
Preparing and checking
before winter ................................... 388
Warning light ....................................... 523
Blind Spot Monitor (BSM) ............... 369
Bluetooth ®
* Bluetooth ®
audio
* Bluetooth ®
phone
* Bottle holders ........................................ 430
Brake
Fluid ......................................................... 568
Parking brake ...................................... 224
Warning light ....................................... 523
Brake assist ............................................. 383
Break-in tips .............................................. 181
Brightness control
Instrument panel light control ........ 94
BSM (Blind Spot Monitor) ............... 369
Blind Spot Monitor function......... 373
Rear Cross Traffic Alert
function................................................ 379 B
* : Refer to
the “NAVIGATION SYSTEM OWNER’S MANUAL”.