2019 LEXUS UX200 child lock

3817-2. Steps to take in an emergency
7
When trouble arises
1Insert the mechanical key while
pulling on the driver’s door handle.
2
Unlock the door.
3
Remove the key, return the handle,
and then pull the handle again.
■Locking the door
1
With the door open, push down the
inside lock button.
2
Close the door.
■Key linked functions
The opening and closing of the power win-
dows and moon roof can be linked to key
operation by a customized setting. 1
Closes the windows and moon roof
(turn and hold)
2
Opens the windows and moon roof
(turn and hold)
1Ensure that the shift lever is in P and
depress the brake pedal.
2
Touch the Lexus emblem side of the
electronic key to the engine switch.
When the electronic key is detected, a
buzzer sounds and the engine switch will
turn to ON.
When the smart access system with push-
button start is deactivated in customization
WARNING
■When using the mechanical key and
operating the power windows or
moon roof (if equipped)
Operate the power window or moon
roof after checking to make sure that
there is no possibility of any passenger
having any of their body parts caught in
the window or moon roof.
Also, do not allow children to operate the
mechanical key. It is possible for children
and other passengers to get caught in
the power window or moon roof.
Starting the engine

434What 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.379)
 If you lose your electronic keys, the
risk of vehicle theft increases signifi-
cantly. Contact your Lexus dealer
immediately. ( P.379)
 Is the electronic key battery weak or
depleted? ( P.341)
 Is the engine switch in ON?
When locking the doors, turn the engine
switch off. ( P.152)
 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.115) 
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.101)
 Did you press the engine switch
while firmly depressing the brake
pedal? ( P.152)
 Is the shift lever in P? ( P.155)
 Is the electronic key anywhere
detectable inside the vehicle?
( P.114)
 Is the steering wheel unlocked?
( P.152)
 Is the electronic key battery weak or
depleted?
In this case, the engine can be
started in a temporary way.
( P.381)
 Is the battery discharged?
( P.382)
 Is the engine switch in ON?
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 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

437Alphabetical Index
Alphabetical Index
A
A/C ................................................................... 262Air conditioning filter ...............................340
Automatic air conditioning system ... 262
ABS (Anti-lock Brake System).............. 244 Function .......................................................... 244
Warning light ...............................................360
ACA (Active Cornering Assist) ........... 245
Active Cornering Assist (ACA) ........... 245
Active Sound Control (ASC) ..................164
Airbags ............................................................... 30 Airbag operating conditions....................32
Airbag precautions for your child ........ 35
Correct driving posture ............................ 25
Curtain shield airbag operating condi- tions .................................................................. 33
Curtain shield airbag precautions ....... 35
Front passenger occupant classification system ............................................................. 39
General airbag precautions ................... 35
Locations of airbags.................................... 30
Modification and disposal of airbags ..37
Side airbag operating conditions ......... 33
Side airbag precautions ............................ 35
Side and curtain shield airbags operating conditions...................................................... 33
Side and curtain shield airbags precau- tions .................................................................. 35
SRS airbags ..................................................... 30
SRS warning light ......................................360
Air conditioning filter ................................. 340
Air conditioning system ............................ 262 Air conditioning filter ...............................340
Automatic air conditioning system ... 262
Alarm ................................................................... 64 Warning buzzer ........................................ 358
Anchor brackets ..................................... 46, 54
Antennas (smart access system with push- button start) ................................................... 114
Anti-lock Brake System (ABS).............. 244 Function .......................................................... 244 Warning light .............................................. 360
Approach warning........................................210
Armrest............................................................ 294
ASC (Active Sound Control) ..................164
Assist grips ..................................................... 295
Audio system-linked display ...................... 83
Automatic headlight leveling system ....166
Automatic High Beam ............................... 168
Automatic light control system................165
Average fuel economy...................................81
Average vehicle speed ..................................81
B
Back door .........................................................102 Hands Free Power Back Door ........... 106
Power back door........................................ 105
Wireless remote control ........................... 96
Back-up lights Replacing light bulbs ................................346
Battery Battery checking ........................................325
If the battery is discharged ....................382
Preparing and checking before winter.......................................................................... 249
Replacing ...................................................... 385
Warning light .............................................. 358
Blind Spot Monitor (BSM)......................... 214
Bottle holders ................................................ 279
Brake Brake Hold..................................................... 163
Fluid...................................................................394
Parking brake ............................................... 160
Warning light .............................................. 358
Brake assist .................................................... 244
Brake Hold .......................................................163
Break-in tips.....................................................143
Brightness control Instrument panel light control........ 74, 78
BSM (Blind Spot Monitor)......................... 214

438Alphabetical Index
C
Card key ............................................................ 94
CareAluminum wheels ......................................306
Exterior ...........................................................306
Interior .............................................................309
Seat belts........................................................309
Cargo capacity............................................... 147
Cargo hooks .................................................280
Center Display ............................................. 256
Chains ................................................................251
Child-protectors............................................. 101
Child restraint system................................... 44 Fixed with a LATCH system .................. 52
Fixed with a seat belt................................... 48
Front passenger occupant classification system ............................................................. 39
Points to remember .................................... 44
Riding with children ..................................... 44
Types of child restraint system installation method ........................................................... 46
Using an anchor bracket .......................... 54
Child safety ....................................................... 44 Airbag precautions...................................... 35
Back door precautions.............................102
Battery precautions ..................... 326, 385
Child restraint system................................. 44
Heated steering wheel and seat heater precautions.................................................. 271
How your child should wear the seat belt .............................................................................27
Moon roof precautions ............................139
Power window lock switch.....................136
Power window precautions ...................136
Rear door child-protectors ..................... 101
Removed key battery precautions ... 342
Seat belt extender precautions ..............27
Seat belt precautions .................................. 52
Cleaning.............................................. 306, 309 Aluminum wheels ......................................306
Exterior ...........................................................306 Interior ............................................................ 309
Radar sensor ...................................... 180, 215
Seat belts ....................................................... 309
Clock ................................................72, 75, 285
Coat hooks..................................................... 294
Compass .......................................................... 301
Condenser ..................................................... 324
Console box .................................................. 278
Consumption screen .................................... 90
Continuously variable transmission...... 155
Coolant Capacity .........................................................393
Checking ....................................................... 323
Preparing and checking before winter.......................................................................... 249
Cooling system............................................. 323 Engine overheating.................................. 386
Cornering lights ............................................. 167 Replacing light bulbs ................................346
Cruise control Dynamic radar cruise control with full-
speed range ..............................................204
Cup holders ................................................... 278
Current fuel consumption ............................81
Curtain shield airbags .................................. 30
Customizable features ..............................408
D
Daytime running light system ...................165
Deck board ......................................................281
Deck under tray ...........................................280
Defogger Outside rear view mirrors.....................263
Rear window ................................................263
Windshield ....................................................263
Dimension ...................................................... 390
Dinghy towing.................................................. 151
Display BSM (Blind Spot Monitor)......................214
Dynamic radar cruise control with full-
speed range ..............................................204
Head-up display............................................86

Alphabetical Index439
Intuitive parking assist.............................. 220
LTA (Lane-Tracing Assist) .................... 198
Multi-information display .......................... 79
RCTA ...............................................................227
Warning messages .................................. 367
Distance until next engine oil change ...73, 78
Do-it-yourself maintenance ...................... 317
Door lock Doors.................................................................. 98
Smart access system with push-button start ....................................................................114
Wireless remote control........................... 96
Doors Automatic door lock ing and unlocking
system ............................................................. 101
Back door........................................................102
Door glasses ..................................................135
Door lock.......................................................... 98
Open door warning buzzer .......... 99, 101
Outside rear view mirrors ...................... 132
Rear door child-protectors ..................... 101
Side doors ........................................................ 98
Drive distance ....................................................81
Drive info 1/Drive info 2 ................................81
Driver’s seat position memory .................123
Drive-start control ........................................143
Driving................................................................ 142 Break-in tips ................................................... 143
Correct driving posture ............................ 25
Driving mode select switch .................. 243
Procedures ..................................................... 142
Winter drive tips......................................... 249
Driving information display ..........................81
Driving position memory............................123 Memory recall function ............................125
Driving range .....................................................81
Driving support system information display ............................................................................. 83
Dynamic radar cruise control with full- speed range................................................ 204Warning message........................... 212, 367E
Eco drive mode ............................................ 243
Eco Driving Indicator............................82, 89
Eco Driving Indicator Light ........................ 82
EDR (Event data recorder) ........................... 8
Elapsed time .......................................................81
Electric Power Steering (EPS) Function ..........................................................245
Warning light .............................................. 360
Electronic key .................................................. 94 Battery-saving function.............................. 115
If the electronic key does not operate properly ...................................................... 380
Replacing the battery .................................341
Emergency, in case of If a warning buzzer sounds.................. 358
If a warning light turns on...................... 358
If a warning message is displayed ..... 367
If the battery is discharged ....................382
If the electronic key does not operate properly ...................................................... 380
If the engine will not start........................378
If the fuel filler do or cannot be opened
......................................................................... 380
If the vehicle is trapped in rising water ........................................................................... 351
If you have a flat tire ...................... 370, 377
If you lose your keys ................................. 379
If you think something is wrong......... 356
If your vehicle becomes stuck ............ 388
If your vehicle has to be stopped in an emergency ................................................ 350
If your vehicle needs to be towed .....353
If your vehicle overheats ....................... 386
Emergency flashers ....................................350
Engine ACC.................................................................. 154
Compartment................................................321
Engine switch ................................................ 152
Hood ................................................................. 319
How to start the engine ........................... 152

444Alphabetical Index
Warning light ...............................................360
Power windows ..............................................135 Door lock linked window operation..136
Jam protection function............................135
Operation........................................................135
Window lock switch ..................................136
Pre-Collision System (PCS) .................... 186 Function ........................................................... 186
PCS OFF switch ......................................... 188
Warning light ............................................... 364
R
Radar cruise control (dynamic radar cruise control with full-speed range)............. 204
Radiator ........................................................... 324
RCTA (Rear Cross Traffic Alert) ..........227
RCTA Function ...........................................................227
Warning message..................................... 228
Rear Cross Traffic Alert (RCTA) ..........227
Rear seat Folding down the rear seatbacks........ 122
Rear side marker lights Light switch .................................................... 165
Rear turn signal lights Replacing light bulbs................................ 346
Turn signal lever .......................................... 159
Rear view mirror Inside rear view mirror............................. 130
Outside rear view mirrors ...................... 132
Rear window defogger ............................. 263
Rear window wiper....................................... 176
Refueling ...........................................................178 Capacity ...........................................................391
Fuel types.........................................................391
Opening the fuel tank cap ......................178
When the fuel filler door cannot be opened ....................................................... 380
Remote Touch .............................................. 256
Replacing Electronic key battery................................ 341
Fuses ................................................................ 343 Light bulbs .....................................................346
Tires ..................................................................370
Resetting the message indicating mainte- nance is required ........................................312
Rev indicator ..................................................... 77
Rev peak.............................................................. 77
Road Sign Assist .......................................... 202
RSA (Road Sign Assist) ............................ 202
Run-flat tires........................................ 330, 377
S
Seat belt reminder light..................362, 363
Seat belts............................................................ 26 Adjusting the seat belt shoulder anchor height ............................................................... 28
Automatic Locking Retractor................. 28
Child restraint system installation ......... 46
Cleaning and maintaining the seat belt ......................................................................... 309
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 .......362, 363
Seat belt extender......................................... 27
Seat belt pretensioners .............................. 29
SRS warning light...................................... 360
Seat heaters ..................................................... 271
Seating capacity............................................ 150
Seat position memory..................................123
Seats........................................................... 121, 122 Adjustment precautions ............................ 121
Adjustment ....................................................... 121
Child seats/child restraint system installa-tion .................................................................... 44
Cleaning ........................................................ 309
Driving position memory .........................123
Head restraint ................................................126
Power easy access system .....................123
Properly sitting in the seat ........................ 25