LEXUS RX 450H (2019 year). Instruction — part 9
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■
Touchless sensor (vehicles with a touchless power back door)
The touchless power back door enables 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 touchless sensor operation is enabled (
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 sounds, 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. (
145) (Holding your hand over the upper part of the rear emblem will not operate
the touchless sensor again.)
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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 the 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 signals 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 changed on the multi-information display.
(
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. (
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 using the multi-information display. (
When setting on the audio system screen
The open position can be set on the audio system screen. (
Priority for the open position is given to the last position set using the
switch, multi-information display, or audio system screen.
To return the adjusted open position to the default position (
Changing the setting of the power back door system
Adjusting the open position of the power back door
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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 and 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 must 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.
(
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 (
■
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 turn 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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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 when 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 operation 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 performed, 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, except 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 not fully close due to the operation of the jam protection func-
tion, etc., while the back door is automatically closing after a reserve lock operation is
performed, the reserve lock function is canceled and all the doors will unlock.
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Close & lock function
When the power back door is open, this function closes the power back door and then
locks all of the doors simultaneously.
Performing the following procedure will lock all of the doors when the power back door
is completely closed.
Close all of the doors except the power back door.
While carrying an electronic key, press the
switch on the lower part of the
power back door (
A different buzzer than the normal one will sound and then the power back door will
begin closing automatically. When the power back door is closed, all of the doors will
lock simultaneously and operation signals will indicate that all of the doors have been
locked.
To enable this function, the following conditions must be met:
●
The most recent power back door operation was an automatic opening operation and
the power back door is stopped.
●
No electronic keys for your vehicle are in the vehicle.
■
When reconnecting the 12-volt battery
To enable the power back door to operate properly, close the power back door manually.
■
Jam protection function
■
Returning the power back door opening position to the default setting
Sensors are installed in the right and left sides of
the power back door. When the door is auto-
matically closing and the sensors are pushed
due to an object being caught, etc., the jam pro-
tection function will operate.
From that position the door will automatically
move a little in the opposite direction and then
the function will stop.
Press and hold the
switch on the lower
part of the power back door for 7 seconds.
A buzzer will sound twice. The next time the
power back door is opened, it will open to the
default position.
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Situations in which the close & lock function may not operate properly
In the following situations, the close & lock function may not operate properly:
●
If the
switch on the lower part of the power back door (
P. 145) is pressed by a
hand which is holding an electronic key
●
If the
switch on the lower part of the power back door (
P. 145) is pressed
when the electronic key is in a bag, etc. that is placed on the ground
●
If the
switch on the lower part of the power back door (
P. 145) is pressed with
the electronic key not near the vehicle.
■
Situations in which the touchless sensor may malfunction (vehicles with a touchless
power back door)
In the following situations, the touchless sensor may operate unintentionally.
To prevent unintentional operation, keep the electronic key out of the operational range
or disable the touchless sensor operation. (
●
When a large amount of water is applied to the rear emblem, such as in heavy rain
●
When the vehicle is being washed and water is applied to the rear emblem
●
When dirt is wiped off the rear emblem
●
If someone leans toward or against the rear emblem
●
When a metal object is brought near the rear emblem
●
When a vehicle cover is installed or removed near the rear emblem
■
Situations in which the touchless sensor may not operate properly (vehicles with a
touchless power back door)
If the touchless sensor does not operate in the following situations, use the back door
opener switch to open the power back door. (
●
In the following situations, the sensitivity of the touchless sensor may be temporarily
reduced and the touchless sensor may not operate:
• When a large amount of water is applied to the rear emblem, such as in heavy rain
• When the vehicle is being washed and water is applied to the rear emblem
• For several seconds after dirt is wiped off the rear emblem
• When the rear emblem is covered with mud, snow, ice, etc.
• When the vehicle has been parked for a while near objects that may move and con-
tact the rear emblem, such as tall grass or trees
• When an external radio wave source is near the touchless sensor
●
The touchless sensor may not operate in the following situations:
• When an electronic key is not being carried
• When an electronic key is not within the operational range
• When an external radio wave source interferes with the communication between
the vehicle and electronic key (
• When the power back door is not fully closed
• When a hand is held parallel to the rear emblem
*
*
: The detection settings can be changed by your Lexus dealer. (
■
Customization
Some functions can be customized. (
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WARNING
Observe the following precautions.
Failure to do so may cause parts of the body to be caught, resulting in death or serious
injury.
■
Before driving the vehicle
Before driving the vehicle, make sure that the power back door is fully closed. If the
power back door is not fully closed, it may open unexpectedly while driving, causing an
accident.
■
Caution while driving
●
Keep the power back door closed while driving.
If the power back door is left open, it may hit nearby objects while driving or luggage
may be unexpectedly thrown out, causing an accident.
In addition, exhaust gases may enter the vehicle, causing death or a serious health
hazard. Make sure to close the power back door before driving.
●
Never let anyone sit in the luggage compartment.
In the event of sudden braking, sudden swerving or a collision, they are susceptible to
death or serious injury.
■
When children are in the vehicle
Observe the following precautions.
Failure to do so may result in death or serious injury.
●
Do not allow children to play in the luggage compartment.
If a child is accidentally locked in the luggage compartment, they could have heat
exhaustion or other injuries.
●
Do not allow a child to open or close the power back door.
Doing so may cause the power back door to move unexpectedly, or cause the child’s
hands, arms, head, or neck to be caught by the closing power back door. (The power
back door will not operate when it is disabled:
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WARNING
■
Operating the power back door
Observe the following precautions.
Failure to do so may cause parts of the body to be caught, resulting in death or serious
injury.
●
Remove any heavy loads, such as snow and ice, from the power back door before
opening it. Failure to do so may cause the power back door to suddenly shut again
after it is opened.
●
When opening or closing the power back door, thoroughly check to make sure the
surrounding area is safe.
●
If anyone is in the vicinity, make sure they are safe and let them know that the power
back door is about to open or close.
●
Use caution when opening or closing the power back door in windy weather as it may
move abruptly in strong wind.
●
Do not pull on the back door spindle (
P. 156) to close the power back door, and
do not hang on the back door spindle.
Doing so may cause hands to be caught or the back door spindle to break, causing
an accident.
●
If a bicycle carrier or similar heavy object is attached to the power back door, it may
suddenly shut again after being opened, causing someone’s hands, arms, head or
neck to be caught and injured. When installing an accessory part to the power back
door, using a genuine Lexus part is recommended.
●
The power back door may suddenly shut if it is
not opened fully, while on a steep incline.
Make sure that the power back door is secure
before using the luggage compartment.
●
When closing the power back door, take
extra care to prevent your fingers, etc., from
being caught.
●
When closing the power back door, make
sure to press it lightly on its outer surface. If
the back door handle is used to fully close the
power back door, it may result in hands or
arms being caught.
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WARNING
■
Back door closer
●
Use caution when using the back door closer as it still operates when the power back
door system is disabled.
■
Power back door
Observe the following precautions when operating the power back door.
Failure to do so may cause death or serious injury.
●
Check the safety of the surrounding area to make sure there are no obstacles or any-
thing that could cause any of your belongings to get caught.
●
If anyone is in the vicinity, make sure they are safe and let them know that the power
back door is about to open or close.
●
If the power back door system is disabled (
P. 112) while the power back door is
operating, the power back door will stop operating. The power back door must then
be operated manually. Take extra care in this situation, as the power back door may
open or close suddenly.
●
If the operating conditions of the power back door (
P. 147) are no longer met, a
buzzer may sound and the power back door may stop opening or closing. The power
back door must then be operated manually. Take extra care on an incline in this situa-
tion, as the power back door may move suddenly.
●
On an incline, the power back door may suddenly shut after it opens. Make sure the
power back door is fully open and secure.
●
In the following situations, the power back door may detect an abnormality and auto-
matic operation may be stopped. In this case, the power back door must then be
operated manually. Take extra care in this situation, as the stopped power back door
may suddenly open or close, causing an accident.
• When the power back door contacts an obstacle
• When the 12-volt battery voltage suddenly drops, such as when the power switch
is turned to ON mode or the hybrid system is started during automatic operation
●
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. It
takes several seconds before the back door
closer begins to operate. Be careful not to get
fingers caught or anything else in the power
back door, as this may cause bone fractures
or other serious injuries.
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WARNING
●
If a bicycle carrier or similar heavy object is attached to the power back door, the
power back door may not operate, causing a malfunction, or the power back door
may suddenly shut again after being opened, causing someone’s hands, arms, head
or neck to be caught and injured. When installing an accessory part to the power
back door, using a genuine Lexus part is recommended.
■
Jam protection function
Observe the following precautions.
Failure to do so may cause death or serious injury.
●
Never use any part of your body to intentionally activate the jam protection function.
●
The jam protection function may not work if something gets caught just before the
power back door fully closes. Be careful not to get fingers caught or anything else.
●
The jam protection function may not work depending on the shape of the object that
is caught. Be careful not to catch fingers or anything else.
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NOTICE
■
Back door spindles
The power back door is equipped with spindles that hold the power back door in place.
Observe the following precautions.
Failure to do so may cause damage to the back door spindle, resulting in malfunction.
■
To prevent back door closer malfunction
●
Do not apply excessive force to the power back door while the back door closer is
operating. Applying excessive force may cause the back door closer to malfunction.
●
If the power back door is opened and closed repeatedly in a short amount of time, the
back door closer may stop operating. In this case, manually open the power back
door once and wait for a while before attempting to close it again.
■
To prevent malfunction of the power back door
●
Make sure that there is no ice between the power back door and frame that would
prevent movement of the power back door. Operating the power back door when
excessive load is present on the power back door may cause a malfunction.
●
Do not apply excessive force to the power back door while the power back door is
operating.
●
Take care not to damage the sensors installed on the right and left edges of the power
back door (
P. 150) with a knife or other sharp object. If a sensor is disconnected,
the power back door will not close automatically.
■
Close & lock function
When closing the power back door using the close & lock function, a different buzzer
than the normal one will sound before the operation begins.
To check that the operation has started correctly, check that a different buzzer than the
normal one has sounded.
Additionally, when the power back door is fully closed and locked, operation signals
will indicate that all of the doors have been locked.
Before leaving the vehicle, make sure that the operational signals have operated and
that all of the doors are locked.
●
Do not attach any foreign objects, such as
stickers, plastic sheets, or adhesives to the
spindle rod.
●
Do not attach any accessories other than
genuine Lexus parts to the power back door.
●
Do not place your hand on the spindle or
apply lateral forces to it.
Spindles
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NOTICE
■
Touchless sensor precautions (vehicles with a touchless power back door)
The touchless sensor is located behind the rear emblem. Observe the following to
ensure that the touchless power back door function operates properly:
●
Operate the touchless sensor while carrying an electronic key within the operational
range.
●
Keep the rear emblem clean at all times.
If the rear emblem is dirty or covered with snow, the touchless sensor may not oper-
ate. In this situation, clean off the dirt or snow, move the vehicle from the current posi-
tion and then check if the touchless sensor operates. If it does not operate, have the
vehicle inspected by your Lexus dealer.
●
Do not apply coatings that have a rain clearing (hydrophilic) effect, or other coatings,
to the rear emblem.
●
Do not park the vehicle near objects that may move and contact the rear emblem,
such as tall grass or trees.
If the vehicle has been parked for a while near objects that may move and contact the
rear emblem, such as tall grass or trees, the touchless sensor may not operate. In this
situation, move the vehicle from the current position and then check if the touchless
sensor operates. If it does not operate, have the vehicle inspected by your Lexus
dealer.
●
Do not subject the touchless sensor or its surrounding area to a strong impact.
If the touchless sensor or its surrounding area has been subjected to a strong impact,
the touchless sensor may not operate properly.
If the touchless sensor does not operate in the following situations, have the vehicle
inspected by your Lexus dealer.
• The touchless sensor or its surrounding area has been subjected to a strong
impact.
• The rear emblem is scratched or damaged.
●
Do not disassemble the rear emblem.
●
Do not attach stickers to the rear emblem.
●
Do not paint the rear emblem.
●
If a bicycle carrier or similar heavy object is attached to the power back door, disable
the touchless sensor. (
■
To prevent unintentional operation (vehicles with a touchless power back door)
When the touchless sensor is not to be used, disable the touchless sensor operation
using the multi-information display (
■
If the vehicle has not been driven for a long time (vehicles with a touchless power
back door)
If the vehicle has not been driven for a long time, the touchless power back door may
not operate. In this case, turn the power switch to ON mode and then operate the
touchless power back door.
It the touchless power back door still does not operate, have the vehicle inspected by
your Lexus dealer.
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●
Locks and unlocks the doors (
●
Locks and unlocks the back door (
●
Starts and stops the hybrid system (
■
Antenna location
■
Effective range (areas within which the electronic key is detected)
Smart access system with push-button start
The following operations can be performed simply by carrying the electronic
key on your person, for example in your pocket. The driver should always
carry the electronic key.
Antennas outside the cabin
Antennas inside the cabin
Antenna outside the luggage compartment
When locking or unlocking the doors
The system can be operated when the elec-
tronic key is within about 2.3 ft. (0.7 m) of
an outside door handle. (Only the doors
detecting the key can be operated.)
When starting the hybrid system or chang-
ing power switch modes
The system can be operated when the elec-
tronic key is inside the vehicle.
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Alarms and warning messages
A combination of exterior and interior alarms as well as warning messages shown on the
multi-information display are used to prevent theft of the vehicle and accidents resulting
from erroneous operation. Take appropriate measures in response to any warning mes-
sage on the multi-information display. (
When only an alarm sounds, circumstances and correction procedures are as follows.
■
If a warning message is displayed indicating that there is a malfunction in the smart
access system with push-button start
P. 667
■
Battery-saving function
The battery-saving function will be activated in order to prevent the electronic key bat-
tery and the 12-volt battery from being discharged while the vehicle is not in operation
for a long time.
●
In the following situations, the smart access system with push-button start may take
some time to unlock the doors.
• The electronic key has been left in an area of approximately 6 ft. (2 m) of the outside
of the vehicle for 10 minutes or longer.
• The smart access system with push-button start has not been used for 5 days or lon-
ger.
●
If the smart access system with push-button start has not been used for 14 days or lon-
ger, the doors cannot be unlocked at any doors except the driver’s door. In this case,
take hold of the driver’s door handle, or use the wireless remote control or the mechan-
ical key, to unlock the doors.
Alarm
Situation
Correction procedure
Exterior alarm
sounds once for 5
seconds
An attempt was made to lock
the vehicle while a door was
open.
Close all of the doors and
lock the doors again.
Interior alarm pings
repeatedly
The power switch was turned to
ACCESSORY mode while the
driver’s door was open (The
driver’s door was opened when
the power switch was in
ACCESSORY mode).
Turn the power switch off
and close the driver’s door.
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