2020 LEXUS RX350 door lock

4828-2. Customization
■Seat belt reminder (P.413)
■Vehicle customization
●When the smart access system with
push-button start is off, the entry unlock
function cannot be customized.
●When the doors remain closed after
unlocking the doors and the timer acti-
vated automatic door lock function acti-
vates, signals will be generated in
accordance with the operation buzzer
volume and operational signal (Emer-
gency flashers) function settings.
●Some settings can be changed using a
switch or the Remote Touch. If a setting is
changed using a switch, the changed set-
ting will not be reflected on the Remote
Touch until the engine switch is turned off
and then to IGNITION ON mode.
■Clock settings screen
If the clock adjustment screen is displayed
continuously when attempting to change
the clock settings, the system may be mal-
functioning. Have the vehicle inspected by
your Lexus dealer.
FunctionDefault settingCustomized setting
Vehicle speed linked seat belt
reminder buzzerOnOff——O
ABC

500What to do if... (Troubleshooting)
1-1.What to do if... (Troubleshooting)What to do if... (Troubleshooting)
If you lose your mechanical keys,
new genuine mechanical keys can
be made by your Lexus dealer.
( P.440)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact your Lexus dealer
immediately. ( P.440)
 Is the electronic key battery weak or
depleted? ( P.389)
 Is the engine switch in IGNITION
ON mode?
When locking the doors, turn the engine
switch off. ( P.179)
 Is the electronic key left inside the
vehicle?
When locking the doors, make sure that
you have the electronic key on your per-
son.
The function may not operate prop-
erly due to the condition of the radio
wave. ( P.114)
 Is the child-protector lock set?
The rear door cannot be opened from
inside the vehicle when the lock is set.
Open the rear door from outside and then
unlock the child-protector lock. ( P.100)
 Did you press the engine switch
while firmly depressing the brake
pedal? ( P.176)
 Is the shift lever in P? ( P.176)
 Is the electronic key anywhere
detectable inside the vehicle?
( P.113)
 Is the steering wheel unlocked?
( P.177)
 Is the electronic key battery weak or
depleted?
In this case, the engine can be started in a
temporary way. ( P.442)
 Is the battery discharged?
( P.443)
If you have a problem, check the
following before contacting your
Lexus dealer.
The doors cannot be locked,
unlocked, opened or closed
You lose your keys
The electronic key does not
operate properly
The doors cannot be locked or
unlocked
The rear door cannot be opened
If you think something is wrong
The engine does not start
The shift lever cannot be shifted
from P even if you depress the
brake pedal

501What to do if... (Troubleshooting)
Is the engine switch in IGNITION
ON mode?
If you cannot release the shift lever by
depressing the brake pedal with the engine
switch in IGNITION ON mode ( P.181)
It is locked automatically to prevent
theft of the vehicle. ( P.177)
 Is the window lock switch pressed?
The power window except for the one at
the driver’s seat cannot be operated if the
window lock switch is pressed. ( P.147)
 The auto power off function will be
operated if the vehicle is left in
ACCESSORY or IGNITION ON
mode (the engine is not running) for
a period of time. ( P.179)
 The seat belt reminder light is flash-
ing
Are the driver and the passengers wearing
the seat belts? ( P.416)
 The parking brake indicator is on
Is the parking brake released? ( P.185)
Depending on the situation, other
types of warning buzzer may also
sound. ( P.413, 422)
 Did anyone inside the vehicle open
a door during setting the alarm?
The sensor detects it and the alarm sounds.
( P.67)
Do one of the following to stop the
alarms:
 Unlock the doors.
 Turn the engine switch to ACCES-
SORY or IGNITION ON mode, or
start the engine.
 Is the message displayed on the
multi-information display?
Check the message on the multi-informa-
tion display. ( P.422)
 When a warning light turns on or a
warning message is displayed, refer
to P.413, 422.
The steering wheel cannot be
turned after the engine is
stopped
The windows do not open or
close by operating the power
window switches
The engine switch is turned off
automatically
A warning buzzer sounds during
driving
An alarm is activated and the
horn sounds
A warning buzzer sounds when
leaving the vehicle
A warning light turns on or a
warning message is displayed
When a problem has occurred
If you have a flat tire

503Alphabetical Index
Alphabetical Index
A
A/CAir conditioning filter ...............................386
Front automatic air conditioning system......................................................................... 296
Micro dust and pollen filter...................303
Rear automatic air conditioning system ......................................................................... 307
ABS (Anti-lock Brake System)...............277 Warning light .................................................415
ACA (Active Cornering Assist) ........... 278
Active Cornering Assist (ACA) ........... 278
Adaptive Front-lighting System (AFS) .192
Adaptive Variable Suspension System278
AFS (Adaptive Front-lighting System) .192
Air conditioning filter ................................. 386
Air conditioning system Air conditioning filter ...............................386
Front automatic air conditioning system......................................................................... 296
Micro dust and pollen filter...................303
Rear automatic air conditioning system ......................................................................... 307
Airbags Airbag operating conditions................... 33
Airbag precautions for your child ........ 36
Correct driving posture ............................ 25
Curtain shield airbag operating condi- tions .................................................................. 33
Curtain shield airbag precautions ....... 36
Front passenger occupant classification system ............................................................. 39
General airbag precautions ................... 36
Locations of airbags.................................... 30
Modification and disposal of airbags . 38
Side airbag operating conditions ......... 33
Side airbag precautions ............................ 36
Side and curtain shield airbags operating conditions...................................................... 33
Side and curtain shield airbags precau- tions .................................................................. 36 SRS airbags......................................................30
SRS warning light.........................................414
Alarm ....................................................................67 Warning buzzer ...........................................413
Anchor brackets ..................................... 46, 57
Antennas (smart acc ess system with
push-button start)........................................ 113
Anti-lock Brake System (ABS)...............277 Warning light ................................................ 415
Approach warning...................................... 235
Armrest............................................................ 335
Assist grips ..................................................... 335
Audio system-linked display ...................... 83
Automatic headlight leveling system ..... 191
Automatic High Beam ................................193
Automatic light control system............... 190
Automatic transmission ............................. 180 M mode ........................................................... 183
Paddle shift switches .......................182, 183
Auxiliary boxes ................................... 321, 324
Average fuel economy................................. 80
Average vehicle speed ................................ 80
AWD Control....................................................81
B
Back door .......................................................... 101
Back-up light Wattage ......................................................... 458
Back-up lights Replacing light bulbs .....................395, 401
Battery Battery checking ....................................... 369
If the battery is discharged .................... 443
Preparing and checking before winter..........................................................................283
Warning light .................................................414
Blind Spot Monitor (BSM)....................... 239
Bottle holders ................................................ 320
Brake Brake hold ......................................................188
Fluid...................................................... 368, 457
Parking brake ............................................... 185

504Alphabetical Index
Warning light .................................................413
Brake assist .....................................................277
Break-in tips..................................................... 157
Brightness control Instrument panel light control ................ 78
BSM (Blind Spot Monitor)....................... 239
Buzzer Hands off steering wheel warning (LTA)......................................................................... 226
C
Care Aluminum wheels ..................................... 350
Exterior .......................................................... 350
Interior ............................................................. 353
Seat belts........................................................ 353
Cargo capacity...................................... 161, 164
Cargo hooks ................................................. 322
Cargo net hooks .......................................... 322
Center Display ............................................. 292
Chains .............................................................. 284
Child restraint system Fixed with a LATCH system .................. 54
Fixed with a seat belt...................................50
Front passenger occupant classification system ............................................................. 39
Points to remember .................................... 45
Riding with children ..................................... 45
Types of child restraint system installation method ........................................................... 46
Using an anchor bracket .......................... 57
Child safety Airbag precautions...................................... 36
Battery precautions ......................370, 446
Child restraint system................................. 46
Heated steering wheel and seat heater precautions................................................. 310
How your child should wear the seat belt .............................................................................27
Moon roof precautions ............................149
Panoramic moon roof precautions ....152
Power back door precautions............... 101 Power window lock switch .....................147
Power window precautions .................. 146
Rear door child-protectors ................... 100
Removed electronic key battery precau-
tions .............................................................. 390
Seat belt extender precautions.............. 27
Seat belt precautions .................................. 45
Child-protectors........................................... 100
Cleaning Aluminum wheels ..................................... 350
Exterior........................................................... 350
Interior .............................................................353
Radar sensor ............................................... 205
Seat belts ........................................................353
Clock ........................................................ 75, 336
Coat hooks..................................................... 336
Coin box............................................................321
Compass ......................................................... 346
Condenser ..................................................... 368
Console box ................................................... 318
Consumption screen .................................... 90
Cooling system............................................. 367 Engine overheating................................... 447
Cornering lights .............................................192 Replacing light bulbs ............................... 395
Cruise control Dynamic radar cruise control with full-speed range ......................................230
Cup holders .....................................................319
Current fuel consumption .......................... 80
Curtain shield airbags .................................. 30
Customizable features .............................. 470
D
Daytime running light system .................. 190
Defogger Outside rear view mirrors.................... 298
Rear window ............................................... 298
Windshield ................................................... 298
Differential Rear differential oil......... ..................... ...... 456
Dimension ...................................................... 452

505Alphabetical Index
Dinghy towing................................................. 175
DisplayCenter Display............................................ 292
Dynamic radar cruise control with full-speed range ...................................... 230
Head-up display ........................................... 86
Intuitive parking assist.............................. 247
LTA (Lane Tracing Assist).................... 223
Multi-information display .......................... 79
RCTA .............................................................. 253
Warning message..................................... 422
Distance until next engine oil change .... 78
Do-it-yourself maintenance .................... 357
Door courtesy lights .....................................313 Wattage..........................................................458
Door lock Power back door.......................................... 101
Side doors ........................................................ 97
Smart access system with push-button start ................................................................... 113
Wireless remote control........................... 95
Door pockets ................................................ 320
Doors Automatic door lock ing and unlocking
system ........................................................... 100
Door glasses ..................................................145
Door lock warning buzzer ...................... 98
Open door warning buzzer ................. 100
Outside rear view mirrors ...................... 142
Rear door child-protectors ................... 100
Side doors ........................................................ 97
Drive distance .................................................. 80
Driver’s seat position memory Driving position memory.........................134
Memory recall function ............................136
Power easy access system .....................134
Drive-start control ........................................ 157
Driving Break-in tips ................................................... 157
Correct driving posture ............................ 25
Driving mode select switch .................. 274
Procedures .................................................... 156 Winter drive tips .........................................283
Driving assist system information ............ 83
Driving information display ........................ 80
Driving position memory............................134 Memory recall function............................ 136
Power easy access system .....................134
Driving range ................................................... 80
Dynamic radar cruise control with full-speed range ........................................ 230Warning message ..................................... 237
Dynamic Torque Control AWD system .......................................................................... 278
E
Eco Driving Indicator............................. 81, 90
Eco Driving Indicator Light ..........................81
EDR (Event data recorder) ............................7
Elapsed time ..................................................... 80
Electric Power Steering (EPS) .............. 278 Warning light ................................................ 415
Electronic key .................................................. 94 Battery-saving function.............................. 114
If the electronic key does not operate properly .........................................................441
Replacing the battery .............................. 389
Electronic sunshade Jam protection function ............................. 151
Operation ....................................................... 150
Emergency flashers .................................... 404
Emergency, in case of If a warning buzzer sounds.....................413
If a warning light turns on.........................413
If a warning message is displayed ..... 422
If the battery is discharged .................... 443
If the electronic key does not operate properly .........................................................441
If the engine will not start....................... 438
If the fuel filler do or cannot be opened
......................................................................... 440
If the vehicle is trapped in rising water ......................................................................... 405
If you have a flat tire .................................. 426

508Alphabetical Index
Power windows............................................145
Tire pressure warning system .............. 381
Inside rear view mirror ................................. 141
Instrument panel light control ................... 78
Intercooler coolant Capacity .........................................................455
Interior lights....................................................313 Front interior light ........................................313
Rear interior light .........................................313
Intuitive parking assist..................... 245, 247 Function .......................................................... 247
Warning message..................................... 249
J
JackPositioning a floor jack............................ 363
Vehicle-equipped jack ........................... 427
Jack handle .....................................................427
Jam protection function Electronic sunshade .................................... 151
Moon roof ...................................................... 148
Panoramic moon roof................................ 151
Power back door.........................................107
Power windows............................................145
Rear seats ........................................................ 123
K
Keyless entrySmart access system with push-button start ................................................................... 113
Wireless remote control........................... 95
Keys Battery-saving function ..............................114
Electronic key ................................................. 94
Engine switch................................................. 176
If the electronic key does not operate properly......................................................... 441
If you lose your keys.................................440
Key number plate ......................................... 94
Keyless entry .......................................... 95, 113
Mechanical key.............................................. 94 Replacing the battery .............................. 389
Warning buzzer ............................................ 113
Wireless remote control ...........................95
Knee airbags .................................................... 30
L
Lane Tracing Assist (LTA) Operation ....................................................... 218
Warning messages................................... 226
Language (multi-information display) ... 83
LATCH anchors ............................................. 54
Lever Auxiliary catch lever .................................363
Hood lock release lever .........................363
Shift lever .........................................................180
Turn signal lever .......................................... 184
Wiper lever .................................................... 196
Lexus climate concierge .......................... 295
Lexus Enform Safety Connect.................. 60
Lexus Safety System + 2.0 Automatic High Beam ............................. 193
Dynamic radar cruise control with full-speed range ......................................230
LTA (Lane Tracing Assist) ..................... 218
PCS (Pre-Collision System) ................... 211
RSA (Road Sign Assist).......................... 227
License plate lights Light switch .................................................... 190
Replacing light bulbs ............................... 395
Light bulbs Replacing .......................................................394
Lights Automatic High Beam system ............. 193
Fog light switch ............................................ 195
Front interior lights ..................................... 313
Front personal lights...................................314
Headlight switch.......................................... 190
Interior lights .................................................. 313
Interior lights list ........................................... 313
Rear interior lights ...................................... 313
Rear personal lights ....................................314
Replacing light bulbs ............................... 395

509Alphabetical Index
Turn signal lever .......................................... 184
Vanity lights ..................................................338
Wattage..........................................................458
Lock steering column .................................. 177
LTA (Lane Tracing Assist) Operation........................................................218
Warning messages .................................. 226
Luggage cover ............................................. 323
M
Maintenance Do-it-yourself maintenance ...................361
General maintenance ............................. 357
Maintenance data...................................... 452
Maintenance requirements ..................356
Malfunction indicator lamp .......................414
Master warning light ....................................419
Menu icons.........................................................79
Meter Clock .................................................................. 75
Indicators ...........................................................72
Instrument panel light control ................ 78
Meter control switches ..............................80
Meters ................................................................ 75
Multi-information display .......................... 79
Settings .............................................................. 83
Units .................................................................... 82
Warning lights ............................................... 413
Warning message..................................... 422
Micro dust and pollen filter ..................... 303
Mirrors Inside rear view mirror................................141
Outside rear view mirror defoggers298
Outside rear view mirrors ...................... 142
Vanity mirrors..............................................338
Moon roof Door lock linked moon roof operation.......................................................................... 148
Door lock linked panoramic moon roof operation ....................................................... 151
Jam protection function........................... 148
Operation........................................................ 147 Multi-information display .............................79
Audio system-linked display ...................83
AWD Control ................................................. 81
Drive information ......................................... 80
Driving assist system information .........83
Driving information display ..................... 80
Dynamic radar cruise control with full-speed range ......................................230
Eco Driving Indicator................................... 81
G-force .............................................................. 82
LTA (Lane Tracing Assist) .................... 223
Menu icons ...................................................... 79
Meter control switches ............................. 80
Navigation system-linked display ........83
Pop-up display ............................................... 79
Settings...............................................................83
Suggestion function .....................................84
Tire pressure ................................................ 373
Units..................................................................... 82
Warning message ..................................... 422
N
Navigation system-linked display... 83, 89
Noise from under vehicle ...............................6
O
“ODO TRIP” switch ...................................... 78
Odometer ......................................................... 78
Odometer and trip meter display Display items ................................................... 78
“ODO TRIP” switch .................................... 78
Pop-up display ............................................... 78
Oil Engine oil........................................................454
Rear differential oil......... ..................... ...... 456
Opener Fuel filler door ..............................................202
Hood ................................................................363
Outer foot lights Location ........................................................... 313
Outside door handle lig hts........................313