power LEXUS RX450H 2019 Owner's Guide

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RX450h_RX450hL_U3-1. Key information
The following keys are provided with the vehicle.
Electronic keys• Operating the smart access sys- tem with push-button start
( P. 158)
• Operating the wireless remote control function
Mechanical keys
Key number plate
Locks all the doors ( P. 136)
Unlocks all the doors ( P. 136)
Opens the windows
*2 and the
moon roof
*1, 2 or panoramic moon
roof
*1, 2 (  P. 136)
Opens and closes the power back
door ( P. 142)
Sounds the alarm ( P. 133)
*1: If equipped
*2: This setting must be custom ized at your Lexus dealer.
Keys
The keys
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3
Wireless remote control
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2
3
4
5

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Operation of each component
RX450h_RX450hL_U
Push down the inside lock button.
Close the door.
The door cannot be locked if the power switch is in ACCESSORY or ON mode, or
the electronic key is left inside the vehicle. However, the key may not be detected cor-
rectly and the door may be locked.
The door cannot be opened from inside
the vehicle when the lock is set.
Unlock
Lock
These locks can be set to prevent chil-
dren from opening the rear doors. Push
down on each rear door switch to lock
both rear doors.
The following functions can be set or canceled:
For instructions on customizing, refer to P. 738.
Locking the doors from the outside without a key
Rear door child-protector lock
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Automatic door locking and unlocking systems
FunctionOperation
Speed linked door locking function
All doors are automatically locked when
vehicle speed is approximately 12 mph
(20 km/h) or higher.
Shift position linked door locking
functionAll doors are automatically locked when
shifting the shift lever out of P.
Shift position linked door unlocking
functionAll doors are automatically unlocked
when shifting the shift lever to P.
Driver’s door linked door unlocking
functionAll doors are automatically unlocked
when driver’s door is opened.

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■Switching the door unlock function
It is possible to set which doors the entry function unlock s using the wireless remote con-
trol.
Turn the power switch off.
When the indicator light on the key su rface is not on, press and hold , or
for approximately 5 seconds while pressing and holding .
The setting changes each time an operation is performed, as shown below. (When
changing the setting continuously, release the buttons, wait for at least 5 seconds, and
repeat step .)
To prevent unintended triggering of the alarm, unlock the doors using the wireless
remote control and open and close a door once after the settings have been changed. (If
a door is not opened within 60 seconds af ter is pressed, the doors will be locked
again and the alarm will automatically be set.)
In a case that the alarm is triggered, immediately stop the alarm. ( P. 86)
■Impact detection door lock release system
In the event that the vehicle is subject to a strong impact, all the doors are unlocked.
Depending on the force of the impact or the type of accident, however, the system may
not operate.
■Using the mechanical key
The doors can also be locked and unlocked with the mechanical key. ( P. 692)
■Open door warning buzzer
If the vehicle speed reaches 3 mph (5 km/h), the master warning light flashes and a
buzzer sounds to indicate that door (s) or the hood in not fully closed.
The open door(s) or hood is displa yed on the multi-information display.
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Multi-information
displayUnlocking functionBeep
Holding the driver’s door handle
unlocks only the driver’s door.
Exterior: Beeps 3 times
Interior: Pings onceHolding any of the passenger
door handles unlocks all the
doors.
Holding a door handle unlocks
all the doors.Exterior: Beeps twice
Interior: Pings once

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RX450h_RX450hL_U
◆Smart access system with push-button start
Carry the electronic key to enable
this function. Locks all the doors
Check that the door is securely
locked.
Unlocks all the doors
The doors cannot be unlocked for 3
seconds after the doors are locked.
◆Wireless remote control
P. 136
◆Door lock switch
P. 138
Press and hold the switch for approxi-
mately 1 second.
The power back door can be operated
whether it is locked
* or unlocked.
Pressing the switch while the power
back door is opening/closing will stop
the operation.
Pressing and holding the switch again
for approximately 1 second will operate
the power back door in the opposite
direction.
*: Opening of the power back door when it is locked can be disabled by a customized setting. ( P. 741)
Power back door
The power back door can be locked/unlocked and opened/closed by the fol-
lowing procedures.
Locking and unlocking the power back door from the outside
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Locking and unlocking the power back door from the inside
Opening/closing the power back d oor using the wireless remote con-
trol

1433-2. Opening, closing and locking the doors
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Operation of each component
RX450h_RX450hL_U
Press and hold the switch for approxi-
mately 1 second.
A buzzer will sound and the power back
door will automatically open or close.
However, if the power back door is
locked, it will not open.
Pressing the switch while the power
back door is opening/closing will stop
the operation.
Pressing and holding the switch again
for approximately 1 second will operate
the power back door in the opposite
direction.
■Back door opener switch
When the power back door is
unlocked: Press the back door
opener switch.
When the power back door is
locked: While carrying an elec-
tronic key, press and hold the back
door opener switch.
A buzzer will sound and the power
back door will automatically open.
Pressing the switch while the power back door is opening/closing will stop the
operation.
■Wireless remote control
 P. 142
Opening/closing the power back door from the inside
Opening the power back door from the outside

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■Touchless sensor (vehicles with a touchless power back door)
The touchless power back door enable s automatic opening of the power back
door by holding a hand over the upper part of the rear emblem or touching
the upper part of the rear emblem. When operating the touchless power back
door, make sure that the touchle ss sensor operation is enabled (P. 112) and
that you are carrying an electronic key.
While carrying an electronic key, move your hand slowly toward the upper
part of the rear emblem and hold it there until a buzzer sounds. (The upper
part of the rear emblem can also be touched.)
When all of the doors are locked: When your hand is detected, all of the doors will
be unlocked.
Immediately after the buzzer so unds, move your hand away.
If you do not move your hand away, a buzzer will sound twice and the power back
door will not operate.
Check that the power back door begins to open.
To stop the power back door partway, touch the rear emblem.
To operate the power back door again, use a power back door switch. ( P. 143,
145) (Holding your hand over the upper part of the rear emblem will not operate
the touchless sensor again.)
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Operation of each component
RX450h_RX450hL_U
■Using the power back door switch to close the power back door
Press the switch.
A buzzer will sound and the power
back door will automatically close.
Pressing the
switch while the
power back door is closing will stop
the operation. Pressing the switch
again will open th e power back door
automatically.
Close & lock function
Press the switch twice.
A different buzzer than the normal one will sound and the power back door will
begin closing automatically. When the power back door is closed, all of the doors
will lock simultaneously and operation signal s will indicate that all of the doors have
been locked.
If the
switch is pressed while the power back door is closing, the operation
will stop.
Pressing the switch again will open the power back door automatically.
■Using the back door handle to close the power back door
Lower the power back door using
the back door handle.
A buzzer will sound and the power
back door will automatically close.
Closing the power back door from the outside

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The power back door settings can be ch anged on the multi-information display.
( P. 108)
The position at which the power back door will stop when opened automatically
can be changed.
When setting using the switch
Stop the power back door at the desired position. ( P. 143, 145)
Press and hold the switch on
the lower part of the power back
door for 2 seconds. • When setting is complete, a buzzer will sound 4 times.
• The next time the power back door is opened, it will stop at that
position.
When setting using the multi-information display
The open position can be set usin g the multi-information display. (P. 101)
When setting on the audio system screen
The open position can be set on the audio system screen. ( P. 739)
Priority for the open position is give n to the last position set using the
switch, multi-information displa y, or audio system screen.
To return the adjusted open posi tion to the default position (P. 150)
Changing the setting of the power back door system
Adjusting the open position of the power back door
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Operation of each component
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■Power back door operating conditions
If the following conditions are met with the power back door operation enabled ( P. 112),
the power back door can be opened and closed automatically.
●When an electronic key is being carried an d the back door opener switch is pressed*
●When the wireless remote control is used*
●When the power switch is in ON mode, the vehicle speed must be lower than 2 mph (3
km/h) and one of the following conditions mu st be met in addition to the above condi-
tions:
• The parking brake is engaged.
• The brake pedal is depressed.
• The shift lever is in P.
*: When the operation of the power back door when it is locked has been disabled by a
customized setting, operate the power back door after it has been unlocked.
( P. 741)
Touchless sensor (vehicles with a touchless power back door)
The power back door will open automatically when the touchless sensor operation is
enabled ( P. 112) and the following conditions are met:
●The power back door is fully closed.
●The electronic key is within the operational range ( P. 158)
■Security feature
If the power back door is not opened within approximately 60 seconds after the vehicle
is unlocked, the security feature will automatically lock the doors again.
●A hand is held over the upper part of the rear
emblem with fingers closed. (The upper part of
the rear emblem can also be touched.)
The power back door may also be operated
by holding either of the following over the
upper part of the rear emblem. Make sure to
hold it close enough to the rear emblem.
•A gloved hand
•An elbow

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■Luggage compartment lights
●RX450hL: The luggage compartment lights tu rn on when the back door is opened.
●When the power switch is turned off, the lights will go off automatically after 20 min-
utes.
■If the power back door opener is inoperative
The power back door can be unlocked from the inside.
●RX450h: The luggage compartment lights
turn on when the power back door is opened
with the respective luggage compartment
light switch on.
Remove the cover.
To protect the cover, place a rag between the
flathead screwdriver and cover as shown in
the illustration.
Move the lever.
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