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RX350_U_OM48E90U What to do if... (Troubleshooting)
What to do if... (Troubleshooting) ●
If you lose your mechanical keys, ne w genuine mechanical keys can be made
by your Lexus dealer. ( P. 1 2 1 )●
If you lose your electronic keys, the risk of vehicle theft increases significantly.
Contact your Lexus dealer immediately. ( P. 1 2 3 )●
Is the electronic key battery weak or depleted? ( P. 6 0 3 )●
Is the engine switch in IGNITION ON mode?
When locking the doors, turn the engine switch off. ( P. 221)●
Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the electronic key on your
person. ●
The function may not operate properly du e to the condition of the radio wave.
( P. 1 4 8 )
●
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. 1 2 7 )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

732
RX350_U_OM48E90U Alphabetical index
Alphabetical index A/C ............................................................ 495
Air conditioning filter....................... 598
Automatic air conditioning
system ................................................. 495
S-FLOW mode ................................. 496
ABS (Anti-lock Brake System)....... 374
Warning light .......................................634
Adaptive Front-lighting System
(AFS) ...................................................... 242
Adaptive Variable Suspension
System ................................................... 375
AFS (Adaptive Front-lighting
System) .................................................. 242
Air conditioning filter ..........................598
Air conditioning system ..................... 495
Air conditioning filter....................... 598
Automatic air conditioning
system ................................................. 495
S-FLOW mode ................................. 496
Airbags ........................................................ 36
Airbag operating conditions ........... 44
Airbag precautions for your
child .......................................................... 39
Airbag warning light .........................634
Correct driving posture .................... 28
Curtain shield airbag
operating conditions........................ 44
Curtain shield airbag
precautions ........................................... 42 Front passenger occupant
classification system......................... 49
General airbag precautions ........... 39
Locations of airbags............................ 36
Modification and disposal of
airbags .................................................... 43
Seat cushion airbag ............................. 36
Side airbag operating
conditions ............................................. 44
Side airbag precautions .................... 39
Side and curtain shield airbags
operating conditions ....................... 44
Side and curtain shield airbags
precautions .......................................... 39
SRS airbag instructions for
Canadian owners ............................ 716
SRS airbags ............................................. 36
Alarm ............................................................ 76
All-wheel drive lock mode ................373
Anchor brackets...................................... 59
Antenna
Radio ..........................................................419
Smart access system
with push-button start....................146
Anti-lock Brake System (ABS) .......374
Warning light ....................................... 634
Approach warning .................... 309, 321
Armrest .................................................... 534
Assist grips .............................................. 535A

734 Alphabetical index
RX350_U_OM48E90U BSM (Blind Spot Monitor)................ 355
Blind Spot Monitor function ........ 359
Rear Cross Traffic Alert
function ................................................363
Care
Aluminum wheels ..............................557
Exterior................................................... 556
Interior ...................................................... 561
Seat belts ................................................562
Self-restoring coat ............................ 556
Cargo capacity...........................200, 674
Cargo hooks ........................................... 518
Cargo net hooks .................................... 518
CD player ................................................ 422
Chains ........................................................ 381
Child restraint system............................ 57
Booster seats installation...................66
Convertible seats installation .......... 64
Front passenger occupant
classification system ......................... 49
Infant seats definition ........................... 63
Infant seats installation ........................59
Installing CRS with LATCH
anchors ...................................................69
Installing CRS with seat belts .......... 63
Installing CRS with top tether
strap............................................................ 71
LATCH anchors ...................................69 Child safety .................................................56
Airbag precautions.............................. 39
Battery precautions ..............582, 667
Child restraint system......................... 57
How your child should
wear the seat belt ...............................32
Installing child restraints .................... 57
Moon roof precautions ....................184
Panoramic moon roof
precautions ........................................ 188
Power back door precautions......140
Power window lock switch............. 177
Power window precautions .......... 180
Rear door child-p rotectors ............ 127
Removed key battery
precautions .......................................604
Seat belt extender
precautions .......................................... 34
Seat belt precautions .......................... 34
Seat heater precautions ................ 505
Child-protectors .................................... 127
Cleaning ........................................ 556, 561
Aluminum wheels .............................. 557
Exterior ...................................................556
Interior .......................................................561
Seat belts................................................ 562
Clock ................................................. 85, 524
Coat hooks ............................................. 535
Compass ................................................. 543
Condenser ...............................................579
Console box ............................................. 513
Consumption screen ..................... 93, 113C

735Alphabetical index
RX350_U_OM48E90U Coolant
Capacity ................................................ 678
Checking............................................... 578
Preparing and checking
before winter ................................... 380
Cooling system ..................................... 578
Engine overheating.......................... 668
Cornering lights .................................... 242
Cruise control
Cruise control......................................326
Dynamic radar cruise control....... 314
Dynamic radar cruise control
with full-speed range ................... 302
Cup holders ..............................................514
Curtain shield airbags ........................... 37
Customizable features ....................... 699
Customized mode ............................... 369
Daytime running light system .......... 243
Defogger
Outside rear view mirrors ............ 500
Rear window .......................................500
Windshield ........................................... 500
Differential ............................................... 679
Dimension ............................................... 674
Dinghy towing..........................................219
Display
Dynamic radar cruise control....... 314
Dynamic radar cruise control
with full-speed range ................... 302
LDA (Lane Departure Alert
with steering control) ................... 297
LKA (Lane-Keeping Assist) ........ 288
Multi-information display ..................89
Warning messages............................ 641 Do-it-yourself maintenance............. 570
Doors
Automatic door locking and
unlocking system.............................. 127
Door lock................................................. 126
Outside rear view mirrors .............. 173
Power back door ............................... 130
Rear door child-p rotectors ............ 127
Side doors ............................................... 124
Side windows ........................................ 177
Drive information .....................................93
Drive-start control .......... 193, 227, 232
Driver’s seat belt reminder light .... 636
Driver’s seat position memory.......... 162
Driving
Break-in tips ...........................................194
Correct posture .................................... 28
Driving mode select switch .......... 369
Procedures ............................................. 192
Winter drive tips ............................... 380
Driving position memory .................... 162
Memory recall function ....................165
Dynamic radar cruise control ........... 314
Dynamic radar cruise control
with full-speed range....................... 302
Dynamic Torque Control AWD
system .....................................................375D

742 Alphabetical index
RX350_U_OM48E90U Rear side marker lights
Light switch .............................................241
Replacing light bulbs ......................... 610
Rear turn signal lights
Replacing light bulbs ......................... 610
Turn signal lever ................................. 234
Wattage ................................................. 682
Rear view mirror
Inside rear view mirror ....................... 171
Outside rear view mirrors ...............173
Rear window defogger ......................500
Rear window wiper.............................. 256
Refueling .................................................. 258
Capacity .................................................676
Fuel types ...............................................676
Opening the fuel tank cap............ 258
When the fuel filler door
cannot be opened ........................ 260
Remote Touch
* ....................................488
Replacing
Electronic key battery ..................... 603
Fuses........................................................ 605
Light bulbs .............................................. 610
Tires ......................................................... 646
Windshield wiper inserts ................ 601
Reporting safety defects for
U.S. owners............................................ 714
Resetting the message indicating
maintenance is required ................ 565
Rev indicator ............................................. 87
Rev peak ..................................................... 87 S-FLOW mode......................................496
Seat belts .................................................... 30
Automatic Locking Retractor .........32
Child restraint system
installation ............................................. 57
Cleaning and maintaining the
seat belt ............................................... 562
Emergency Locking Retractor .......32
How to wear your seat belt............. 30
How your child should
wear the seat belt ...............................32
Pregnant women, proper seat
belt use ................................................... 33
Reminder light and buzzer ........... 636
Seat belt extender .................................32
Seat belt instructions for
Canadian owners ............................ 715
Seat belt pretensioners ........................ 31
SRS warning light .............................. 634
Seat position memory .......................... 162
Seat ventilators...................................... 507
Seating capacity ................................... 204 S

743Alphabetical index
RX350_U_OM48E90U Seats
Adjustment ............................................. 152
Adjustment precautions .................. 152
Child seats/child restraint
system installation.............................. 57
Cleaning .................................................. 561
Driving position memory ................ 162
Folding down the rear
seatbacks ............................................. 153
Front seat heaters ............................. 506
Head restraint ........................................167
Power easy access system ............ 162
Properly sitting in the seat ................ 28
Rear seat heaters .............................. 507
Seat position memory....................... 162
Seat ventilators ................................... 507
Sensor
Automatic headlight system ......... 243
Camera sensor ................................... 264
Inside rear view mirror ...................... 172
Intuitive parking assist ..................... 330
Radar sensor ........................................264
Rain-sensing windshield
wipers ................................................... 252
Touchless sensor .................................132 Service reminder indicators ............... 80
Shift lever ...................................... 225, 229
Side airbags ................................................ 37
Side doors ................................................. 124
Side marker lights
Light switch............................................. 241
Replacing light bulbs ........................ 610
Side mirrors .............................................. 173
Adjusting and folding ........................ 173
BSM (Blind Spot Monitor) ...........355
Side turn signal lights
Replacing light bulbs ........................ 610
Turn signal lever ................................. 234
Smart access system with
push-button start................................. 146
Antenna location..................................146
Entry functions ........................... 124, 130
Starting the engine ............................ 220
Snow tires ................................................ 382
Spare tire
Inflation pressure............................... 680
Storage location ................................. 647
* : Refer to the “NAVIGATION SYSTEM OWNER’S MANUAL”.