
729What to do if... (Troubleshooting)
RX350_U_OM48E90U ●
Did you press the engine switch while firmly depressing the brake pedal?
( P. 220)●
Is the shift lever in P? ( P. 2 2 2 )●
Is the electronic key anywhere detectable inside the vehicle? ( P. 1 4 6 )●
Is the steering wheel unlocked? ( P. 222)●
Is the electronic key battery weak or depleted?
In this case, the engine can be started in a temporary way. ( P. 6 6 3 )●
Is the battery discharged? ( P. 6 6 5 )●
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. 6 6 0 )●
It is locked automatically to prevent theft of the vehicle. ( P. 222)
●
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. 1 7 7 )
●
The auto power off function will be operated if the vehicle is left in
ACCESSORY or IGNITION ON mode (the engine is not operating) for a
period of time. ( P. 222)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
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

730 What to do if... (Troubleshooting)
RX350_U_OM48E90U ●
The seat belt reminder light is flashing
Are the driver and the front passenger wearing the seat belts? ( P. 636)●
The parking brake indicator is on
Is the parking brake released? ( P. 2 3 5 )
Depending on the situation, other type s of warning buzzer may also sound.
( P. 6 3 4 , 6 4 1 ) ●
Did anyone inside the vehicle open a door during setting the alarm?
The sensor detects it and the alarm sounds. ( P. 76 )
Do one of the following to stop the alarms: • Unlock the doors.
• Turn the engine switch to ACCESSORY or IGNITION ON mode, or start the
engine.
●
Is the message displayed on the multi-information display?
Check the message on the multi-information display. ( P. 6 4 1 )
●
When a warning light turns on or a warning message is displayed, refer to
P. 6 3 4 , 6 4 1 . 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

736 Alphabetical index
RX350_U_OM48E90U Eco drive mode ..................................... 369
Eco Driving Indicator........................... 104
EDR (Event data recorder) ...................10
Electric Power Steering (EPS) ....... 374
Warning light ...................................... 635
Electronic key ......................................... 120
Battery-saving function .....................147
If the electronic key does not
operate properly.............................. 661
Replacing the battery ...................... 603
Emergency flashers ............................. 624
Emergency, in case of
If a warning buzzer sounds...........634
If a warning light turns on...............634
If a warning message is
displayed.............................................. 641
If the battery is discharged ........... 665
If the electronic key does not
operate properly.............................. 661
If the engine will not start............... 658
If you have a flat tire ......................... 646
If you lose your keys .................. 121, 123
If you think something is
wrong ...................................................632
If your vehicle becomes stuck .......671
If your vehicle has to
be stopped in an emergency ...625
If your vehicle needs to be
towed....................................................626
If your vehicle overheats ............... 668 Engine
ACCESSORY mode ....................... 221
Compartment ..................................... 574
Engine switch ...................................... 220
Hood........................................................ 572
How to start the engine.................. 220
Identification number ....................... 676
If your vehicle has to be
stopped in an emergency.......... 625
Ignition switch (engine switch) ... 220
Overheating........................................ 668
Engine coolant
Capacity ................................................. 678
Checking ............................................... 578
Preparing and checking
before winter ................................... 380
Engine coolant temperature
gauge ........................................................ 85
Engine immobilizer system .................. 74
Engine oil
Capacity ................................................. 676
Checking ............................................... 575
Preparing and checking
before winter ................................... 380
Engine switch ......................................... 220
Enhanced VSC ......................................374
EPS
(Electronic Power Steering) .........374
Warning light .......................................635
Event data recorder (EDR)................... 10E

738 Alphabetical index
RX350_U_OM48E90U Hands-free system
(for cellular phone) ........................... 450
Head restraints ........................................ 167
Head-up display......................................107
Headlight cleaner................................. 250
Headlights ................................................. 241
Automatic headlight leveling ....... 243
Automatic High Beam ....................245
Light switch .............................................241
Replacing light bulbs ......................... 610
Wattage ................................................. 682
Windshield wiper linked
headlight illumination.................... 244
Heated steering wheel ....................... 506
Heaters
Automatic air conditioning
system ................................................. 495
Heated steering wheel ................... 506
Outside rear view mirrors ............ 500
Seat heaters .............................506, 507
High mounted stoplight
Replacing ................................................ 610
Hill-start assist control ........................ 374
Hood .......................................................... 572
Hooks
Cargo hooks ......................................... 518
Cargo net hooks ................................. 518
Front passenger footwell
hooks ................................................... 533
Grocery bag hooks........................... 519
Retaining hooks (floor mat) ............. 26
Horn .............................................................169
HUD (Head-up display) ......................107 I/M test ..................................................... 569
Identification
Engine ..................................................... 676
Vehicle .................................................... 675
Ignition switch (engine switch) ....... 220
Illuminated entry system ...................... 511
Immobilizer system ................................. 74
Indicators .................................................... 80
Initialization
Engine oil maintenance data ....... 577
Items to initialize ................................... 712
Power back door ............................... 138
Tire pressure warning system .... 585
Inside rear view mirror...........................171
Instrument panel light control .............87
Interior lights .......................................... 508
Switch ..................................................... 509
Wattage ................................................. 682
Intuitive parking assist ........................ 330
Jack
Positioning a floor jack.................... 573
Vehicle-equipped jack ................... 647
Jack handle .............................................. 647
Jam protection function
Electronic sunshade.......................... 186
Moon roof ...............................................182
Panoramic moon roof...................... 186
Power back door opener
and closer ........................................... 138
Power windows....................................178H I
J

744 Alphabetical index
RX350_U_OM48E90U Spark plug ............................................... 678
Specifications ......................................... 674
Speedometer ............................................ 85
Sport mode ............................................. 369
Steering wheel .........................................169
Adjustment ............................................. 169
Audio switches ................................... 396
Heated steering wheel ................... 506
Power easy access system ............ 162
Telephone switches ......................... 460
Stop lights
Replacing light bulbs ......................... 610
Storage feature .......................................512
Storage precautions..............................512
Stuck
If the vehicle becomes stuck ..........671
Sun visors ................................................. 523
Sunshade
Panoramic moon roof ...................... 185
Rear door...............................................534
Roof............................................................ 182 Switches
All-wheel drive lock switch .......... 373
Audio remote control
switches .............................................. 396
Automatic High Beam switch ..... 245
Brake hold switch.............................. 239
Cruise control
switch ............................ 302, 314, 326
Door lock switch.................................. 126
Driving mode select switch .......... 369
Driving position memory
switches ................................................ 162
Electronic sunshade switch ........... 185
Emergency flashers switch ........... 624
Engine switch ...................................... 220
Fog light switch ................................... 249
Garage door opener
switches .............................................. 536
Heated steering wheel switch.... 506
HUD (Head-up display)
switches ................................................107
Ignition switch...................................... 220
LDA (Lane Departure Alert)
switch ................................................... 296
Light switch............................................. 241
LKA (Lane-Keeping Assist)
switch ................................................... 287
Meter control switches ........................ 91
Moon roof switches ............................ 181
“ODO/TRIP” switch........................... 92