
136
RX450h_RX450hL _U_OM48F85U3-2. Opening, closing and locking the doors
◆ Smart access system with push-button start
Carry the electronic key to enable this function.
Grip the driver’s door handle to
unlock the door. Grip any passen-
ger door handle to unlock all the
doors.
* Make sure to touch the sensor on the
back of the handle.
The doors cannot be unlocked for
3 seconds after the doors are locked.
* : The door unlock settings can be
changed. ( → P. 140, 740)
Touch the lock sensor (indentation on the surface of the door handle) to
lock all the doors. Check that the door is securely locked.
◆ Wireless remote control
Locks all the doors Check that the door is securely
locked.
Unlocks all the doors Pressing the button unlocks the
driver’s door. Pressing the button
again within 3 seconds unlocks the
other doors.
Press and hold to open the win-
dows
* 2
and the moon roof
* 1, 2
or
panoramic moon roof
* 1, 2
* 1
: If equipped
* 2
: This setting must be custom ized at your Lexus dealer.Side doors The vehicle can be locked and unlock ed using the entry function, wireless
remote control or door lock switches.
Locking and unlocking the doors from the outside 1
2
1
2

1373-2. Opening, closing and locking the doors
3
Operation of each component
RX450h_RX450hL _U_OM48F85U■
Operation signals
Doors:
A buzzer sounds and the emergency flashers flash to indicate that the doors have been
locked/unlocked. (Locked: Once; Unlocked: Twice)
Windows and moon roof or panoramic moon roof:
A buzzer sounds. ■
Security feature
If a door is not opened within approximately 60 seconds after the vehicle is unlocked, the
security feature automatically locks the vehicle again. ■
When the door cannot be locked by the lock sensor on the surface of the door handle
■
Door lock buzzer
If an attempt to lock the doors is made when a door is not fully closed, a buzzer sounds
continuously for 5 seconds. Fully close the d oor to stop the buzzer, and lock the vehicle
once more. ■
Setting the alarm
Locking the doors will set the alarm system. ( → P. 86)■
If the smart access system with push-button start or the wireless remote control does
not operate properly ●
Use the mechanical key to lock and unlock the doors. ( → P. 692)●
Replace the key battery with a new one if it is depleted. ( → P. 630)When the door cannot be locked even if the
lock sensor on the surface of the door handle is
touched by a finger, touch the lock sensor with
the palm.
When gloves are being worn, remove the
gloves.

140 3-2. Opening, closing and locking the doors
RX450h_RX450hL _U_OM48F85U■
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.1
2
2
Multi-information
display Unlocking function Beep
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

1413-2. Opening, closing and locking the doors
3
Operation of each component
RX450h_RX450hL _U_OM48F85U■
Conditions affecting the oper ation of the smart access sy stem with push-button start
or wireless remote control
→ P. 160 ■
Customization
Some functions can be customized. ( → P. 736)
WARNING ■
To prevent an accident
Observe the following precautions while driving the vehicle.
Failure to do so may result in a door open ing and an occupant falling out, resulting in
death or serious injury. ●
Ensure that all doors are properly closed and locked. ●
Do not pull the inside handle of the doors while driving.
Be especially careful for the front doors, as the doors may be opened even if the
inside lock buttons are in locked position. ●
Set the rear door child-protector locks wh en children are seated in the rear seats.■
When opening or closing a door
Check the surroundings of the vehicle such as whether the vehicle is on an incline,
whether there is enough space for a door to open and whether a strong wind is blow-
ing. When opening or closing the door, hold the door handle tightly to prepare for any
unpredictable movement.

142 3-2. Opening, closing and locking the doors
RX450h_RX450hL _U_OM48F85U◆ 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 1
2
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
3
Operation of each component
RX450h_RX450hL _U_OM48F85UPress 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. 142Opening/closing the power back door from the inside
Opening the power back door from the outside

1473-2. Opening, closing and locking the doors
3
Operation of each component
RX450h_RX450hL _U_OM48F85U■
Power back door op erating 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 with in 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

1493-2. Opening, closing and locking the doors
3
Operation of each component
RX450h_RX450hL _U_OM48F85U■
Back door closer
In the event that the power back door is left slightly open, the back door closer will auto-
matically close it to the fully closed position. ●
The back door closer can function wh en the power switch is in any mode.●
The power back door can be opened using the back door opener switch even if the
back door closer is operating. ■
Operation of the power back door ●
When the power back door begins to operate, the emergency flashers will flash twice
and a buzzer will sound. ●
When the power back door is disabled ( → P. 112), the power back door will not operate
but can be opened and closed manually. ●
The power back door turns to manual operat ion when the back door opener switch is
pressed while the power back door is in an automatic opening/closing operation. ●
If anything obstructs the power back door while opening, a buzzer will sound and the
power back door will stop immediately. If anything obstructs the power back door while
closing, a buzzer will sound and the power back door will automatically move slightly in
the opposite direction and then stop. ■
Back door reserve lock function
This function reserves the locking of the power back door when the power back door is
open. If the following operations are perfor med, all of the doors except the power back
door will lock and then the power back door will lock when it is completely closed.
Close all of the doors, ex cept the power back door.
Perform an automatic closing operation of the power back door and lock the doors
using the wireless remote control ( → P. 136) or smart access system with push-button
start ( → P. 136, 142) while the power back door is closing.
Also, if the back door does no t fully close due to the operation of the jam protection func-
tion, etc., while the back door is automatically closing afte r a reserve lock operation is
performed, the reserve lock function is canceled and all the doors will unlock. 1
2