2021 LEXUS LX570 stop start

5377-2. Steps to take in an emergency
LX570_OM_OM60T33U_(U)
7
When trouble arises
WARNING
■Using the tire jack
Improper use of the tire jack may lead to death or serious injuries due to the vehicle
suddenly falling off the jack.
●Do not use the tire jack for any purpose ot her than replacing tires or installing and
removing tire chains.
●Only use the tire jack that comes with this vehicle for replacing a flat tire.
Do not use it on other vehicles, and do no t use other tire jacks for replacing tires on
this vehicle.
●Always check that the tire jack is securely set to the jack point.
●Be sure to turn off the 4-Wheel AHC and stop the engine.
●Do not put any part of your body under the vehicle supported by a jack.
●Do not start or run the engine while your vehicle is supported by the jack.
●Do not raise the vehicle while someone is in it.
●When raising the vehicle, do not pu t an object on or under the jack.
●Do not raise the vehicle to a height greater than that required to replace the tire.
●Use a jack stand if it is necessary to get under the vehicle.
Take particular care when lowering the ve hicle to ensure that no one working on or
near the vehicle will be injured.
■Using the jack handle
Tighten all the jack handle bo lts securely using a Phillips-head screwdriver, to prevent
the extension parts from co ming apart unexpectedly.

5517-2. Steps to take in an emergency
LX570_OM_OM60T33U_(U)
7
When trouble arises
Ensure that the shift lever is in P and depress the brake pedal.
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 cus-
tomization setting, the engine switch will
turn to ACCESSORY mode.
Firmly depress the brake pedal and check that is shown on the
multi-information display.
Press the engine switch.
In the event that the engine still cannot be started, contact your Lexus dealer.
■Stopping the engine
Shift the shift lever to P and press the engine switch as you normally do when stopping
the engine.
■Replacing the key battery
As the above procedure is a temporary measure, it is recommended that the electronic
key battery be replaced immediately when the battery is depleted. ( P. 507)
■Changing engine switch modes
Release the brake pedal and press the engine switch in step above. The engine does
not start and modes will be changed e ach time the switch is pressed. (P. 212)
■Alarm
Using the mechanical key to lock the doors will not set the alarm system.
If a door is unlocked using the mechanical ke y when the alarm system is set, the alarm
may be triggered. ( P. 82)
■When the electronic key does not work properly
●Make sure that the smart access system wi th push-button start has not been deacti-
vated in the customization setting. If it is off, turn the function on.
(Customizable features:  P. 584)
●Check if battery-saving mode is set. If it is set, cancel the function. (P. 140)
Starting the engine
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5577-2. Steps to take in an emergency
LX570_OM_OM60T33U_(U)
7
When trouble arises
The coolant level is satisfactory if it is between the “F” and “L” lines on the res-
ervoir. Reservoir
“F” line
“L” line
Radiator cap
Add coolant if necessary.
Water can be used in an emergency if
coolant is unavailable.
Start the engine and turn the air conditioning system on to check that the air
conditioning condenser cooling fans op erate and to check for coolant leaks
from the radiator or hoses.
The fans operate when the air conditioning system is turned on immediately after a
cold start. Confirm that the fans are operating by checking the fan sound and air flow.
If it is difficult to check these, turn the air conditioning system on and off repeatedly.
(The fans may not operate in freezing temperatures.)
If the fans are not operating:
Stop the engine immediately an d contact your Lexus dealer.
If the fans are operating:
Have the vehicle inspected at the nearest Lexus dealer.
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559
LX570_OM_OM60T33U_(U)
7
When trouble arises
7-2. Steps to take in an emergency
If the vehicle becomes stuck
Stop the engine. Set the parking brake and shift the shift lever to P.
Remove the mud, snow or sand from around the rear wheels.
Place wood, stones or some other materi al under the rear wheels to help pro-
vide traction.
Restart the engine.
Shift the shift lever to the D or R positi on and release the parking brake. Then,
while exercising caution, depress the accelerator pedal.
■When it is difficult to free the vehicle
■Extra high mode
 P. 306
Carry out the following procedures if the tires spin or the vehicle becomes
stuck in mud, dirt, or snow:
Press to turn off Active TRAC.
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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.
123

615What to do if... (Troubleshooting)
LX570_OM_OM60T33U_(U)
●It is locked automatically to prevent theft of the vehicle. ( P. 213)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat cannot be operated
if the window lock switch is pressed. ( P. 171)
●The auto power off function will be operated if the vehicle is left in ACCES-
SORY or IGNITION ON mode (the engine is not running) for a period of
time. ( P. 213)
●The seat belt reminder light is flashing
Are the driver and the front passe nger wearing the seat belts? (P. 526)
●The parking brake indicator is on
Is the parking brake released? ( P. 225)
Depending on the situation, other types of warning buzzer may also sound.
( P. 524, 532)
●Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 82)
To stop the alarm, turn the engine switch to IGNITION ON mode or start the
engine. The steering wheel cannot be turned after the engine is stopped
The windows do not open or close by operating the power window
switches
The engine switch is turned off automatically
A warning buzzer sounds during driving
An alarm is activated and the horn sounds

621Alphabetical index
LX570_OM_OM60T33U_(U)
Drive information .................................... 99
Driver’s seat belt reminder light ..... 526
Driver’s seat position memory ..........157
Driving........................................................ 180Break-in tips ............................................ 181
Correct posture..................................... 28
Driving in the rain.................................. 181
Driving mode select switch ........... 291
Off-road precautions.......................394
Procedures ............................................180
Winter drive tips ................................ 390
Driving position memory..................... 157 Driving position memory ................ 157
Memory recall function.................... 158
Power easy access system ............ 157
DVD player
*
Dynamic radar cruise control with full-speed range Function .................................................. 276
Eco Driving Indicator Light ...................91
EDR (Event data recorder) ...................10
Electronic key ........................................... 116 Battery-saving function .................... 140
If the electronic key does not operate properly............................ 550
Replacing the battery ...................... 507 Emergency, in case of
If a warning buzzer sounds .......... 524
If a warning light turns on .............. 524
If a warning message is displayed ............................................ 532
If the electronic key does not operate properly ........................... 550
If the engine will not start ...............548
If the vehicle battery is discharged.........................................553
If the vehicle is trapped in rising water ..........................................516
If you have a flat tire ..........................536
If you lose your keys..................118, 120
If you think something is wrong................................................... 522
If your vehicle becomes stuck.....559
If your vehicle has to be stopped in an emergency.............................. 515
If your vehicle needs to be towed ..................................................... 517
If your vehicle overheats ................556
Emergency flashers .............................. 514
E

622Alphabetical index
LX570_OM_OM60T33U_(U)
EngineAccessory mode.................................. 212
Air cleaner .............................................475
Compartment...................................... 477
Engine switch .......................................... 211
Exhaust gas precautions ...................55
Hood ........................................................ 476
How to start the engine ..................... 211
Identification number ...................... 563
If the engine will not start............... 548
If your vehicle has to be stopped in an emergency ........... 515
Ignition switch (engine switch) ..................................................... 211
Overheating ........................................ 556
Engine compartment cover ............. 478
Engine coolant....................................... 482 Capacity ................................................ 566
Checking................................................482
Preparing and checking before winter ................................... 390
Engine coolant temperature gauge ........................................................ 92
Engine immobilizer system ................. 80
Engine oil ................................................. 479 Capacity ................................................ 564
Checking................................................ 479
Preparing and checking before winter ................................... 390 Engine switch (ignition switch) ...........211
Engine switch light
(ignition switch light)........................ 425
Event data recorder (EDR)................... 10
Exhaust gas precautions ...................... 55
First-aid kit holder ................................ 436
Flat tire ...................................................... 536
Floor mats....................................................26
Fluid Automatic transmission .................. 567
Brake....................................................... 568
Steering ................................................. 568
Washer ...................................................489
Fog lights...................................................236 Replacing light bulbs ......................... 512
Switch ...................................................... 236
Footwell lights .........................................425
Four-wheel AHC (Active Height Control Suspension) ....................... 302 Easy access mode ............................304
Disabling the height control .........305
Selecting vehicle height.................. 302
Four-wheel drive system Center differential lock/unlock ...........................................311
Four-wheel drive control switch .................................................... 310
Warning light ....................................... 526
Front automatic air conditioning system .....................................................407
Front doors .................................................121
F
*: Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.