seat memory LEXUS RX450h 2021 Owners Manual

2TABLE OF CONTENTS
For your information ......................................6
Reading this manual .................................... 10
How to search ................................................. 11
Pictorial index ................................................. 12
1-1. For safe use Before driving .................................... 24
For safe driving.................................. 25
Seat belts ............................................. 26
SRS airbags ....................................... 30
Front passenger occupant classifi- cation system ................................. 39
Exhaust gas precautions .............. 44
1-2. Child safety Riding with children........................ 45
Child restraint systems ................. 45
1-3. Lexus Enform Lexus Enform Safety Connect .. 60
1-4. Hybrid system Hybrid system features ................. 66
Hybrid system precautions ......... 69
1-5. Theft deterrent system Immobilizer sy stem ........................ 73
Alarm.................................................... 75
2-1. Instrument cluster Warning lights and indicators .... 78
Gauges and meters ....................... 83
Multi-information display............. 88
Head-up display .............................. 95
Energy monitor/consumption screen ............................................... 993-1. Key information
Keys .................................................... 106
3-2. Opening, closing and locking the doors
Side doors ........................................ 109
Power back door ............................ 113
Smart access system with push-but- ton start ........................................... 125
3-3. Adjusting the seats Front seats.......................................... 131
Rear seats.......................................... 132
Driving position memory ............ 142
Head restraints .............................. 145
3-4. Adjusting the steering wheel and mirrors
Steering wheel ............................... 148
Inside rear view mirror ............... 149
Outside rear view mirrors......... 150
3-5. Opening, closing the windows and moon roof
Power windows ............................. 153
Moon roof ........................................ 155
Panoramic moon roof ................. 158
4-1. Before driving Driving the vehicle........................ 164
Cargo and luggage...................... 169
Vehicle load limits.......................... 172
Trailer towing (vehicles without towing package)..........................173
1For safety and security
2Vehicle status information and
indicators
3Before driving
4Driving

105
3
3
Before driving
Before driving
.3-1. Key informationKeys ................................................. 106
3-2. Opening, closing and locking the doors
Side doors ..................................... 109
Power back door......................... 113
Smart access system with push-button start ..................... 125
3-3. Adjusting the seats Front seats ...................................... 131
Rear seats ...................................... 132
Driving position memory ........ 142
Head restraints............................ 145
3-4. Adjusting the steering wheel and mirrors
Steering wheel............................. 148
Inside rear view mirror............. 149
Outside rear view mirrors ...... 150
3-5. Opening, closing the windows and moon roof
Power windows........................... 153
Moon roof ..................................... 155
Panoramic moon roof .............. 158

1423-3. Adjusting the seats
*:If equipped
The seat and steering wheel are auto-
matically adjusted to allow the driver to
enter and exit the vehicle easily.
When all of the following have been
performed, the seat and steering
wheel are automatically adjusted to a
position that allows driver to enter and
exit the vehicle easily.
• The shift lever has been shifted to P.
• The power switch has been turned off. • The driver’s seat belt has been
unfastened.
When any of the following has been
performed, the seat and steering
wheel automatically return to their
original positions.
• The power switch has been turned to ACCESSORY mode or ON
mode.
• The driver’s seat belt has been fas- tened.
■Operation of the power easy access sys-
tem
When exiting the vehicle, the power easy
access system may not op erate if the seat is
already close to the rearmost position, etc.
■Customization
Some functions can be customized.
(  P.480)
1 Check that the shift lever is in P.
2 Turn the power switch to ON
mode.
3 Adjust the driver’s seat, steering
wheel, outside rear view mirrors
and head-up display (if equipped)
to the desired positions.
4 While pressing the “SET” button, or
within 3 seconds after the “SET”
button is pressed, press button “1”,
“2” or “3” until the buzzer sounds.
If the selected button has already been
preset, the previously recorded position
Driving position memory*
This feature auto matically adjusts
the driver’s seat (on some models),
steering wheel, outside rear view
mirrors and head-up display (if
equipped) to make entering and
exiting the vehicle easier or to suit
your preferences.
Up to 3 different driving positions
can be recorded.
Each electronic key can be regis-
tered to recall your preferred driv-
ing position.
Power easy access system
(driver’s side only)
Recording a driving position into
memory

1433-3. Adjusting the seats
3
Before driving
will be overwritten.
■Seat positions that can be memorized
( P.131)
The adjusted positions other than the posi-
tion adjusted by lumbar support switch can
be recorded.
■In order to correctly use the driving
position memory function
If a seat position is already in the furthest
possible position and the seat is operated in
the same direction, the recorded position
may be slightly differen t when it is recalled.
1Check that the shift lever is in P.
2 Turn the power switch to ON
mode. 3
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 operations:
●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 (onl y cancels steering
wheel position recall).
■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.
■Registering procedure
Record your driving position to button
“1”, “2” or “3” before performing the
following:
Carry only the key yo u want to register,
and then close the driver’s door.
WARNING
■Seat adjustment caution
Take care during seat adjustment so that
the seat does not strike the rear passen-
ger or squeeze your body against the
steering wheel.
Recalling a driving position
Registering/canceling/recall a
driving position to an electronic
key (memory recall function)
(driver’s side only)

1443-3. Adjusting the seats
If 2 or more keys are in the vehicle, the
driving position cannot be recorded
properly.
1Check that the shift lever is in P.
2 Turn the power switch to ON
mode.
3 Recall the driving position that you
want to record.
4 While pressing the recalled button,
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 approxi-
mately 3 seconds.
■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.
1 Turn the power switch to ON
mode.
2 While pressing the “SET” button,
press and hold the door lock switch
(either lock or unlock) until the
buzzer sounds twice.
If it button could not be canceled, the
buzzer sounds continuously for approxi-
mately 3 seconds.
■Recall procedure
1 Make sure that the doors are
locked before recalling the driving
position. Carry the electronic key
that has been registered to the driv-
ing position, and then unlock and
open the driver’s door using the
smart access system with push-but-
ton start or wireless remote control.
The driving position will move to the
recorded position (not including the steer-
ing wheel and head-up display [if
equipped]). However, the seat will move to
a position slightly behind the recorded
position in order to make entering the vehi-
cle easier.
If the driving position is in a position that
has already been recorded, the seat and
outside rear view mirrors will not move.
2Turn the power switch to ACCES-
SORY mode or ON mode, or fas-
ten a seat belt.
The seat, steering wheel and head-up dis-
play (if equipped) will move to the
recorded position.
■Recalling the driving position using the
memory recall function
●Different driving positions can be regis-
tered for each electronic key. Therefore,
the driving position that is recalled may
be different 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 posi-
tion cannot be recalled. In this case, press
the driving position button which has
been set.
■Customization
Some functions can be customized.
(  P.480)

1483-4. Adjusting the steering wheel and mirrors
3-4.Adjusting the steering wheel and mirrors
Operating the switch moves the steer-
ing wheel in the following directions:
1Up
2 Down
3 Toward the driver
4 Away from the driver
■The steering wheel can be adjusted
when
The power switch is in ACCESSORY or
ON mode
*.
*: If the driver’s seat belt is fastened, the steering wheel can be adjusted regard-
less of power switch mode.
■Automatic adjustment of the steering
position (if equipped)
A desired steering position can be entered
to memory and recalled automatically by
the driving position memory system.
(  P.142)
■Power easy access system
The steering wheel and driver’s seat (on
some models) move in accordance with
power switch mode and the driver’s seat
belt condition. ( P.142)
■Customization
Some functions can be customized.
(  P.480)
When the power switch is turned off,
the steering wheel returns to its stowed
position by moving up and away to
enable easier driver entry and exit.
Turning the power switch to ACCESSORY
or ON mode will return the steering wheel
to the original position.
Press on or close to the mark.
Steering wheel
Adjustment procedure
WARNING
■Caution while driving
Do not adjust the steering wheel while
driving.
Doing so may cause the driver to mis-
handle the vehicle and cause an acci-
dent, resulting in death or serious injury.
Auto tilt away
Sounding the horn

4858-2. Customization
8
Vehicle specifications
*1: This setting enables opening of the power back door when it is locked or unlocked.
*2: This function is available only when a customized setting that en ables opening of the
power back door when it is either lo cked or unlocked is selected. (See
*1 above.)
■Driving position memory* ( P.142)
*:If equipped
Opening/closing of the power
back door using the
switch of the wireless remote
controlOpen: Press for 1
second
*1
Close: Press for 1 second
Off
——O
Open: Press for 1 second with the
back door unlocked
Close: Press for 1 second
Open: One short
press with the back door unlocked
Close: One short press
Open: Press twice
with the back door unlocked
Close: Press twice
Open: Press twice*1
Close: Press twice
Door unlocked when the
power back door is opened
using the switch of the
wireless remote control
*2
All the doorsBack door——O
FunctionDefault settingCustomized setting
Driver’s seat movement when
exiting the vehicleStandardOffO—OPartial
Selecting doors linked to the
memory recall functionDriver’s doorAll doors——O
FunctionDefault settingCustomized settingABC
ABC

515Alphabetical Index
DifferentialRear differential oil ....................................465
Dimension ...................................................... 460
Dinghy towing................................................ 183
Display Center Display........................................... 300
Dynamic radar cruise control with full-speed range ...................................... 238
Energy monitor.............................................. 99
Head-up display ........................................... 95
Intuitive parking assist.............................. 255
LTA (Lane Tracing Assist).................... 232
Multi-information display ..........................88
RCTA ................................................................ 261
Warning message..................................... 428
Distance until next engine oil change .... 87
Do-it-yourself maintenance .................... 363
Door courtesy lights .....................................321 Wattage..........................................................468
Door lock Power back door.......................................... 113
Side doors ...................................................... 109
Smart access system with push-button start ..................................................................125
Wireless remote control..........................107
Door pockets ................................................ 328
Doors Automatic door lock ing and unlocking
system ..............................................................112
Door glasses ..................................................153
Door lock warning buzzer ...................... 110
Open door warning buzzer ....................112
Outside rear view mirrors ..................... 150
Rear door child-protectors ......................112
Side doors ...................................................... 109
Drive distance .................................................. 90
Driver’s seat position memory Driving position memory......................... 142
Memory recall function ............................143
Power easy access system ..................... 142
Drive-start control ........................................165 Driving
Break-in tips .................................................. 165
Correct driving posture ............................ 25
Driving mode select switch ................... 281
Hybrid vehicle driving tips ................... 289
Procedures .................................................... 164
Winter drive tips ...........................................291
Driving assist system information ............ 92
Driving information display ........................ 90
Driving position memory............................ 142 Memory recall function.............................143
Power easy access system .....................142
Driving range ................................................... 90
Dynamic radar cruise control with full-speed range ........................................ 238Warning message ..................................... 246
E
ECB (Electronically Controlled Brake Sys-
tem) ................................................................ 283
EDR (Event data recorder) ........................... 8
E-Four .............................................................. 284
Elapsed time ..................................................... 90
Electric motor (traction motor) ................ 66
Electric Power Steering (EPS) .............. 284 Warning light .................................................421
Electronic key ................................................ 106 Battery-saving function.............................126
If the electronic key does not operate properly ....................................................... 447
Replacing the battery ...............................393
Electronic sunshade Jam protection function ........................... 159
Operation ....................................................... 158
Electronically Controlled Brake System (ECB) ............................................................ 283
Emergency flashers ..................................... 410
Emergency, in case of If a warning buzzer sounds.................... 418
If a warning light turns on........................ 418
If a warning message is displayed .....428
If the 12-volt battery is discharged ....449

516Alphabetical Index
If the electronic key does not operate properly....................................................... 447
If the fuel filler door cannot be opened ......................................................................... 446
If the hybrid system will not start ........ 444
If the vehicle is trapped in rising water411
If you have a flat tire .................................. 432
If you lose your keys................................. 446
If you think something is wrong ........... 417
If your vehicle becomes stuck............. 457
If your vehicle has to be stopped in an
emergency ................................................. 410
If your vehicle needs to be towed ....... 413
If your vehicle overheats ........................ 454
Energy monitor ..................................... 99, 100
Engine ACCESSORY mode ...............................187
Compartment ............................................... 371
Engine switch................................................ 184
Hood................................................................369
How to start the hybrid system ........... 184
Identification number .................................461
If the hybrid system will not start ........ 444
If your vehicle has to be stopped in an
emergency ................................................. 410
Ignition switch (power switch) ............. 184
Overheating................................................. 454
Power switch ................................................ 184
Tachometer ..................................................... 83
Engine coolant Capacity ......................................................... 464
Checking ....................................................... 373
Preparing and checking before winter........................................................................... 291
Engine coolant temperature gauge ....... 83
Engine oil Capacity ......................................................... 463
Checking ......................................................... 371
Preparing and checking before winter........................................................................... 291
Warning light .................................................419
Engine oil maintenance data .................. 373 Engine switch (power switch) ................. 184
If your vehicle has to be stopped in an emergency .................................................. 410
EPS (Electric Power Steering) .............. 284 Warning light .................................................421
EV drive mode............................................... 189
EV indicator .......................................................67
Event data recorder (E DR) ........................... 8
F
Flat tire
Tire pressure warning system .............382
Vehicles with a spare tire....................... 432
Floor mats .......................................................... 24
Fluid Brake ............................................................... 465
Hybrid transmission................................. 465
Washer ...........................................................375
Fog lights Switch.............................................................. 206
Footwell light ...................................................321
Front automatic air conditioning system .......................................................................... 304
Front fog lights Replacing light bulbs ............................... 400
Front passenger footwell hooks ............ 345
Front passenger occupant classification system .............................................................. 39
Front seats Adjustment ....................................................... 131
Cleaning ........................................................ 359
Correct driving posture ............................ 25
Driving position memory .........................142
Head restraints............................................. 145
Memory recall function.............................143
Power easy access system .....................142
Seat heaters ................................................... 318
Seat position memory ...............................142
Seat ventilators ............................................. 318
Front side marker light Light switch .................................................. 200
Replacing light bulbs ............................... 400

522Alphabetical Index
Cleaning and maintaining the seat belt.........................................................................359
Emergency Locking Retractor .............. 28
How to wear your seat belt ......................27
How your child should wear the seat belt .............................................................................27
Pregnant women, proper seat belt use ............................................................................ 26
Reminder light and buzzer ......... 421, 422
Seat belt extender .........................................27
Seat belt pretensioners .............................. 29
SRS warning light ...................................... 420
Seat heaters .................................................... 318
Seat position memory.................................. 142
Seat ventilators .............................................. 318
Seating capacity............................................. 172
Seats Adjustment............................................. 131, 133
Adjustment precautions .................. 131, 132
Child seats/child restraint system installa-tion .................................................................... 45
Cleaning.........................................................359
Driving position memory......................... 142
Folding down the rear seatbacks........133
Head restraints .............................................145
Power easy access system ..................... 142
Properly sitting in the seat ........................ 25
Seat heaters ................................................... 318
Seat position memory ............................... 142
Seat ventilators............................................. 318
Sensor Automatic headlight system.................200
Automatic High Beam system............ 203
Inside rear view mirror..............................149
Intuitive parking assist.............................. 255
LTA (Lane Tracing Assist).....................227
Parking Support Brake function (rear-crossing vehicles).......................277
Parking Support Brake function (static objects).........................................................272
Radar sensor...................................... 214, 249
Rain-sensing windshield wipers......... 207 RCTA............................................................... 262
Service plug ...................................................... 69
Service reminder message ..................... 362
Shift lever Hybrid transmission..................................... 191
Shift lever light ................................................321
Side airbags ...................................................... 30
Side doors........................................................ 109
Side marker lights Light switch .................................................. 200
Replacing light bulbs ............................... 400
Side mirrors Adjustment ..................................................... 150
BSM (Blind Sport Monitor).................. 247
Folding................................................................ 151
Linked mirror functi on when reversing
........................................................................... 150
Mirror position memory ...........................142
RCTA function ..............................................261
Side turn signal lights Replacing light bulbs ............................... 400
Turn signal lever .......................................... 194
Side windows ..................................................153
Smart access system with push-button startAntenna location ......................................... 125
Entry functions ..................................... 109, 114
Starting the hybrid system ...................... 184
Smartphone holder..................................... 326
Snow tires .........................................................291
Spare tire......................................................... 432 Storage location .........................................433
Spark plug ...................................................... 464
Specifications ................................................ 460
Speedometer ................................................... 83
Steering lock Column lock release ................................. 185
Steering lock system warning message........................................................................... 185
Steering wheel Adjustment ..................................................... 148
Heated steering wheel ............................. 318