door LEXUS RX450H 2019 Workshop Manual

1623-2. Opening, closing and locking the doors
RX450h_RX450hL_U
●Fingernails may scrape against the door duri ng operation of the door handle. Be care-
ful not to injure fingernails or damage the surface of the door.
*: This setting can be customiz ed at your Lexus dealer.
■When the vehicle is not driven for extended periods
●To prevent theft of the vehicle, do not leave the electronic key within 6 ft. (2 m) of the
vehicle.
●The smart access system with push-button start can be deactivated in advance.
(  P. 736)
●Setting the electronic key to battery-saving mode helps to reduce key battery deple-
tion. ( P. 160)
■To operate the system properly
Make sure to carry the electronic key when operating the system. Do not get the elec-
tronic key too close to the vehicle when operating the system from the outside of the
vehicle.
Depending on the position and holding condition of the electronic key, the key may not
be detected correctly and the system may not operate properly. (The alarm may go off
accidentally, or the door lock prevention may not operate.)
■If the smart access system with push-button start does not operate properly
●Locking and unlocking the doors: Use the mechanical key. (P. 692)
●Starting the hybrid system: P. 693
■Customization
Some functions can be customized. ( P. 736)
■If the smart access system with push-button start has been deactivated in a customized
setting
●Locking and unlocking the doors:
Use the wireless remote cont rol or mechanical key. (P. 136, 142, 692)
●Starting the hybrid system and changing power switch modes: P. 693
●Stopping the hybrid system: P. 240

1633-2. Opening, closing and locking the doors
3
Operation of each component
RX450h_RX450hL_U
■Certification for the smart access system with push-button start
Except for vehicles sold in Canada

1643-2. Opening, closing and locking the doors
RX450h_RX450hL_U
For vehicles sold in Canada

1653-2. Opening, closing and locking the doors
3
Operation of each component
RX450h_RX450hL_U

1663-2. Opening, closing and locking the doors
RX450h_RX450hL_U
WARNING
■Caution regarding interference with electronic devices
●People with implantable cardiac pacema kers, cardiac resynchronization therapy-
pacemakers or implantable cardioverter de fibrillators should keep away from the
smart access system with push-button start antennas. ( P. 158)
The radio waves may affect the operation of such devices. If necessary, the entry
function can be disabled. Ask your Lexus dealer for details, such as the frequency of
radio waves and timing of the emitted radio waves. Then, consult your doctor to see if
you should disable the entry function.
●Users of any electrical medical device ot her than implantable cardiac pacemakers,
cardiac resynchronization th erapy-pacemakers or implantable cardioverter defibril-
lators should consult the manufacturer of the device for information about its opera-
tion under the influence of radio waves.
Radio waves could have unexpected effects on the operation of such medical
devices.
Ask your Lexus dealer for details on disabling the entry function.

1763-3. Adjusting the seats
RX450h_RX450hL_U
■The rear seatbacks can be adjusted when (power second-row seat)
■Power switch mode conditions under which the rear seatbacks can be folded down or
raised
The rear seatbacks can be fold ed down or raised when the power switch is in either of
the following modes:
●When the power switch is turned off or in ACCESSORY mode
●When the power switch is in ON mode an d any of the following conditions are met:
• The parking brake is engaged.
• The brake pedal is depressed.
• The shift lever is in P.
■The rear seatbacks can be folded do wn when (power second-row seat)
When all of the following conditions are met, a rear seat operation switch can be used to
fold down the rear seatback:
●The other seat operation switch for the se at to be operated is not being pressed.
When the rear seatback is in a position within
the range A shown in th
e illustration, the rear
seat operation switch (r ear seat) can be used to
adjust the rear seatback.
●When using the rear seat operation switch
(rear seat): The rear seatback is in a position
within the range A shown in the illustration
with the rear door nearest to the seat to be
operated open
●When using the rear seat operation switch
(luggage compartment): The rear seatback is
in a position within the range B shown in the
illustration with the back door open
Most
upright
position
Most upright
position

1773-3. Adjusting the seats
3
Operation of each component
RX450h_RX450hL_U
■The rear seatbacks can be raised when (power second-row seat)
When all of the following conditions are met, a rear seat operation switch can be used to
return the rear seatback:
●The other seat operation switch for the se at to be operated is not being pressed.
■Fully reclining the rear seatback (power second-row seat)
■The third-row seats can be folded when (RX450hL)
●The vehicle is stopped.
●The back door is open. (When using the switches in the luggage compartment)
●A seat side switch and switch in the luggage compartment are not being operated
simultaneously.
●When using the rear seat operation switch
(rear seat): The rear seatback is in a position
within the range A shown in the illustration
with the back door open
●When using the rear seat operation switch
(rear seat): The rear door nearest to the seat to
be operated is open
Operate the rear seat operation switch (rear
seat) to recline the rear seatback and stop it
partway. To set the rear seatback to the rear-
most position, press the button again.
Most
upright
position

1833-3. Adjusting the seats
3
Operation of each component
RX450h_RX450hL_U
■Recall procedureCheck that the shift lever is in P.
Turn the power switch to ON mode.
Press one of the buttons for the
driving position you want to recall
until the buzzer sounds.
■To stop the position recall operation part-way through
Perform any of the following:
●Press the “SET” button.
●Press button “1”, “2” or “3”.
●Operate any of the seat adjustment switches (only cancels seat position recall).
●Operate the tilt and telescopic steering control switch (only cancels steering wheel
position recall).
■Seat positions that can be memorized ( P. 167)
The adjusted positions other than the position adjusted by lumbar support switch can be
recorded.
■Operating the driving position memory after turning the power switch off
Recorded seat positions can be activated up to 180 seconds after the driver’s door is
opened and another 60 seconds after it is closed again.
■In order to correctly use the driving position memory function
If a seat position is already in the furthest po ssible position and the seat is operated in the
same direction, the recorded position may be slightly different when it is recalled.
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1843-3. Adjusting the seats
RX450h_RX450hL_U
Each electronic key can be registered to recall your preferred driving position.
■Registering procedure
Record your driving position to button “1”, “2” or “3” before performing the
following:
Carry only the key you want to regist er, and then close the driver’s door.
If 2 or more keys are in the vehicle, the driving position cannot be recorded
properly.
Check that the shift lever is in P.
Turn the power switch to ON mode.
Recall the driving position that you want to record.
While pressing the recalled but-
ton, press and hold the door lock
switch (either lock or unlock) until
the buzzer sounds.
If the button could not be registered,
the buzzer sounds continuously for
approximately 3 seconds.
■Recall procedureMake sure that the doors are locked before recalling the driving position.
Carry the electronic key that has been registered to the driving position,
and then unlock and open the driver’s door using the smart access system
with push-button start or wireless remote control.
The driving position will move to the recorded position (not including the steering
wheel and head-up display
*). However, the seat will move to a position slightly
behind the recorded position in order to make entering the vehicle easier.
If the driving position is in a position th at has already been recorded, the seat and
outside rear view mirrors will not move.
*: If equipped
Turn the power switch to ACCESSORY mode or ON mode, or fasten a
seat belt.
The seat, steering wheel and head-up display (if equipped) will move to the
recorded position.
Memory recall function (driver’s side only)
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1853-3. Adjusting the seats
3
Operation of each component
RX450h_RX450hL_U
■Cancelation procedure
Carry only the key you want to cancel and then close the driver’s door.
If 2 or more keys are in the vehicle, the driving position cannot be canceled
properly.
Turn the power switch to ON mode.
While pressing the “SET” button, pr ess and hold the door lock switch
(either lock or unlock) un til the buzzer sounds twice.
If it button could not be canceled, the buzzer sounds continuously for approxi-
mately 3 seconds.
■Recalling the driving position using the memory recall function
●Different driving positions can be registered for each electronic key. Therefore, the
driving position that is recalled may be di fferent depending on the key being carried.
●If a door other than the driver’s door is unlocked with the smart access system with
push-button start, the driving position cannot be recalled. In this case, press the driving
position button which has been set.
■Customization
Some functions can be customized. ( P. 736)
WARNING
■Seat adjustment caution
Take care during seat adjustment so that th e seat does not strike the rear passenger or
squeeze your body against the steering wheel.
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