Page 550 of 632
550
LX570_OM_OM60N01U_(U)7-2. Steps to take in an emergency
If the electronic key do
es not operate properly
Use the mechanical key ( P. 111) 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. 134) 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
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5517-2. Steps to take in an emergency
LX570_OM_OM60N01U_(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. 5 0 3 )
■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 each time the switch is pressed. ( P. 2 0 6 )
■Alarm
Using the mechanical key to lock the doors will not set the alarm system.
If a door is unlocked using the mechanical key when the alarm system is set, the alarm
may be triggered. ( P. 7 8 )
■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 custom ization setting. If it is off, turn the function on.
(Customizable features: P. 585)
●Check if battery-saving mo de is set. If it is set, cancel the function. ( P. 1 3 4 )
Starting the engine
1
2
3
4
3
Page 553 of 632
553
LX570_OM_OM60N01U_(U)
7
When trouble arises
7-2. Steps to take in an emergency
If the vehicle battery is discharged
If you have a set of jumper (or booster) cables and a second vehicle with a 12-volt
battery, you can jump start your Lexus following the steps below.
Confirm that the electronic key is
being carried.
When connecting the jumper (or
booster) cables, depending on the
situation, the alarm may activate and
doors locked. ( P. 8 0 )
Open the hood. Remove the engine compartment cover. ( P. 4 74 )
Connect the jumper cables.
Positive (+) battery terminal on your vehicle
Positive (+) battery terminal on the second vehicle
Negative (-) battery terminal on the second vehicle
Connect the jumper cable to ground on your vehicle as shown in the illus-
tration.
The following procedures may be used to start the engine if the vehicle’s bat-
tery is discharged.
You can also call your Lexus dealer or qualified repair shop.
1
2
3
1
2
3
4
Page 586 of 632

586
LX570_OM_OM60N01U_(U)8-2. Customization
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. 1 3 2 )
■Wireless remote control ( P. 1 1 0 )
Customizable features
1
2
3
FunctionDefault settingCustomized
setting
Smart access system with
push-button startOnOffO—O
Smart door unlockingDriver’s doorAll the doorsO—O
123
FunctionDefault settingCustomized setting
Wireless remote controlOnOff——O
Unlocking operation
Driver’s door
unlocked in one
step, all doors
unlocked in two steps
All doors unlocked in one stepO—O
Power back door operationPush and hold
One short push——O
Push twice——O
Off——O
Alarm (panic mode)OnOff——O
123
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LX570_OM_OM60N01U_(U)
5878-2. Customization
8
Vehicle specifications
■Smart access system with push-button start (P. 132) and wireless remote
control ( P. 110)
■Door lock ( P. 115)
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
Ti m e e l a p s e d b e f o r e a u t o -
matic door lock function is
activated if door is not
opened after being
unlocked
60 seconds
Off
O—O30 seconds
120 seconds
123
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
123
Page 588 of 632
588
LX570_OM_OM60N01U_(U)8-2. Customization
■Power back door (
P. 1 2 2 )
*1: In this case, the power back door operat ion will be made only by push and hold.
*2: The back door can be opened using the wi reless remote control after unlocking the
back door.
■Powe r w i n d ow s ( P. 1 6 5 )
FunctionDefault settingCustomized
setting
Switch operationPush and holdOne short push——O
Operation signalOffOn——O
Wireless remote control
linked operation (one
motion)
On*1Off*2——O
123
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
Open door reminder
buzzerOnOff——O
Buzzer sounds if operated
using wireless remote con-
trol
OnOff——O
123
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590
LX570_OM_OM60N01U_(U)8-2. Customization
■Illumination (
P. 4 1 9 )
FunctionDefault settingCustomized
setting
Interior lights illumination
controlOnOff——O
Time period before the inte-
rior lights turn off15 seconds
Off
O—O7. 5 s e c o n d s
30 seconds
Operation after the engine
switch is turned offOnOff——O
Operation when the doors
are unlockedOnOff——O
Operation when you
approach the vehicle with
the electronic key on your
person (when the interior
light switch is door position)
OnOff——O
Shift lever lightOnOff——O
Footwell lightsOnOff——O
Ambient lights and footwell
lights illumination controlOnOff——O
Ambient lightsOnOff——O
Operation of the outer foot
lights when you approach
the vehicle with the elec-
tronic key on your person
OnOff——O
Operation of the outer foot
lights when the doors are
unlocked with the power
door lock switch
OnOff——O
Operation of the running
board lights when you
approach the vehicle with
the electronic key on your
person
OnOff——O
Operation of the running
board lights the doors are
unlocked with the power
door lock switch
OnOff——O
123
Page 592 of 632
592
LX570_OM_OM60N01U_(U)8-2. Customization
■Rear window wiper and washer (
P. 2 3 5 )
■Driving position memory ( P. 151)
■Outside rear view mirrors ( P. 1 6 2 )
FunctionDefault settingCustomized
setting
Drip prevention functionOnOff——O
Rear window wiper opera-
tion linked with washerOnOff——O
Linked operation when the
shift lever in R positionOnOff——O
Times of the linked opera-
tion when the shift lever in R
position
OnceContinuously——O
123
FunctionDefault settingCustomized setting
Driver’s seat movement
when exiting the vehicleStandardOffO—OPa r t i a l
Selection the door linking
driving position memory
with door unlock operation
Driver’s doorAll doors——O
123
FunctionDefault settingCustomized setting
Automatic folding/extend-
ing operationLinked to locking/unlocking of the doorsOff
——OLinked to engine switch operation
Linked mirror function
when reversingOnOff——O
123