Page 761 of 784
761What to do if... (Troubleshooting)
ES350_300h_OM_OM33B99U_(U)●
Is the child-protector lock set?
The rear door cannot be opened from inside the vehicle when
the lock is set. Open the re
ar door from outside and then
unlock the child-protector lock. ( P. 145)
●The function to prevent the electronic key from being left inside
the trunk will operate and you ca n open the trunk as usual. Take
the key out from the trunk. ( P. 151)
The rear door cannot be opened
The trunk lid is closed with the electronic key left inside
Page 762 of 784
762What to do if... (Troubleshooting)
ES350_300h_OM_OM33B99U_(U)●
Did you press the “START STOP ENGINE” <“POWER”>
switch while firmly depressing the brake pedal? (
P. 205, 212)
●Is the shift lever in P? (P. 208, 215)
●Is the electronic key anywhere detectable inside the vehicle?
( P. 130)
●Is the steering wheel unlocked? ( P. 209, 216)
●Is the electronic key battery weak or depleted?
In this case, the engine can be started in a tem-
porary way. ( P. 6 7 8 )
●Is the 12-volt battery discharged? ( P. 680, 684)
●Is the “START STOP ENGINE” <“POWER”> switch in
IGNITION ON mode?
If you cannot release the shift lever by depressing the brake
pedal with the “START STOP ENGINE” <“POWER”> switch in
IGNITION ON mode ( P. 6 76 )
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
Page 763 of 784
763What to do if... (Troubleshooting)
ES350_300h_OM_OM33B99U_(U)●
It is locked automatically to prevent theft of the vehicle.
(
P. 208, 215)
●Is the window lock switch pressed?
The power window except for the one at the driver’s seat can-
not be operated if the window lock switch is pressed. (P. 177)
●Gasoline vehicles: The auto pow er off function will be operated
if the vehicle is left in ACCE SSORY or IGNITION ON mode
(the engine is not running) for a period of time. ( P. 2 0 8 )
●Hybrid vehicles: The auto power off function will be operated if
the vehicle is left in ACCE SSORY or ON mode (the hybrid
system is not operating) for a period of time. ( P. 215)
The steering wheel cannot be turn
ed after the engine
system> is stopped
The windows do not open or close by operating the power win-
dow switches
The “START STOP ENGINE” <“POWER”> switch is turned off
automatically
Page 764 of 784
764What to do if... (Troubleshooting)
ES350_300h_OM_OM33B99U_(U)●
The seat belt remind
er light is flashing
Are the driver and the front passenger wearing the seat belts?
( P. 6 2 9 )
●The parking brake indicator is on
Is the parking brake released? ( P. 231)
Depending on the situation, ot her types of warning buzzer may
also sound. ( P. 626, 636)
●Did anyone inside the vehicle op en a door during setting the
alarm?
The sensor detects it and the alarm sounds. ( P. 8 8 )
To stop the alarm, turn the “START STOP ENGINE” <“POWER”>
switch to IGNITION ON mo de or start the engine
system>.
●Is the electronic key left insid e the vehicle or the moon roof
opened?
Check the message on the multi-information display.
( P. 6 3 6 )
A warning buzzer sounds during driving
An alarm is activated and the horn sounds
A warning buzzer sounds when leaving the vehicle
Page 765 of 784
765What to do if... (Troubleshooting)
ES350_300h_OM_OM33B99U_(U)●
When a warning light turns on or a warning message is dis-
played, refer to P. 626, 636.
●Stop the vehicle in a safe place an
d replace the flat tire with the
spare tire. ( P. 6 5 9 )
●Try the procedure for when th e vehicle becomes stuck in mud,
dirt, or snow. ( P. 6 9 7 )
A warning light turns on or a warning message is displayed
When a problem has occurred
If you have a flat tire
The vehicle becomes stuck
Page 766 of 784

766Alphabetical index
ES350_300h_OM_OM33B99U_(U)
Alphabetical index
A/CAir conditioning filter....................... 582
Automatic air conditioning system ..................................................464
Humidity sensor ................................. 476
Micro dust and pollen filter ..........................................................471
ABS (Anti-lock Brake System)
Function ................................................... 313
Warning light ....................................... 627
Air conditioning filter .......................... 582
Air conditioning system Air conditioning filter....................... 582
Automatic air conditioning system ..................................................464
Humidity sensor ................................ 476
Micro dust and pollen filter ..........................................................471 Airbags
Airbag operating conditions .......... 46
Airbag precautions for your child ......................................... 41
Airbag warning light ........................ 627
Correct driving posture .................... 30
Curtain shield airbag operating conditions ....................... 46
Curtain shield airbag precautions ............................................ 41
Front passenger occupant classification system......................... 50
General airbag precautions ............. 41
Locations of airbags............................ 38
Modification and disposal of airbags............................................... 45
Side airbag operating conditions ............................................. 46
Side airbag precautions ...................... 41
Side and curtain shield airbags operating conditions ....................... 46
Side and curtain shield airbags precautions ........................... 41
SRS airbags ............................................. 38
Alarm ........................................................... 88 Warning buzzer.....................626, 636
Anchor brackets.......................................62
Antennas (smart access system with push-button start) ..................... 129
Anti-lock Brake System (ABS) Function .................................................... 313
Warning light ....................................... 627
Approach warning (dynamic radar cruise control).........................264
Armrest .....................................................494
A
Page 767 of 784

767Alphabetical index
ES350_300h_OM_OM33B99U_(U)
Armrest door ......................................... 498
Assist grip ................................................500
Audio input.............................................. 359
Audio system
*.......................................350
Audio input........................................... 359
AUX port.............................................. 359
Bluetooth
® audio ................................417
CD player ..............................................387
iPod .......................................................... 395
MP3/WMA disc ...............................387
Optimal use ..........................................370
Portable music player ..................... 404
Radio ........................................................378
Setup menu ............................................ 361
Steering wheel audio switches ...............................................357
USB memory ...................................... 399
Automatic air conditioning system .................................................... 464
Automatic headlight leveling system .................................................... 236
Automatic High Beam ....................... 237
Automatic light control system .................................................... 233
Automatic transmission ..................... 222 If the shift lever cannot be shifted from P ............676
AUX port
*.............................................. 359
Auxiliary box .......................................... 487 Back-up lights
Replacing light bulbs ...................... 609
Wattage ................................................... 714
Battery (12-volt battery) ......... 557, 562 If the 12-volt battery is discharged .......................680, 684
Preparing and checking before winter...................................................... 341
Warning light ....................................... 627
Battery (traction battery) ...................... 77
Bluetooth
®*
Audio system .......................................405
Hands-free system (for cellular phone) .........................419
Brake Fluid ..........................................................556
Parking brake ........................................ 231
Warning light ...........................626, 628
Brake assist ............................................... 313
Break-in tips .............................................190
Brightness control Instrument panel light control ........ 99
BSM (Blind Spot Monitor) ............... 328
B
*: For vehicles with a navigation system, refer to the
“NAVIGATION SYSTEM OWNER’S MANUAL”.
Page 768 of 784

768Alphabetical index
ES350_300h_OM_OM33B99U_(U)
CareAluminum wheels ..............................523
Exterior.................................................... 522
Interior .....................................................526
Seat belts ................................................ 527
Cargo capacity...................................... 202
Cargo hooks ..........................................488
CD player
*............................................. 387
Chains ....................................................... 343
Child restraint system Booster seats, definition ................... 58
Booster seats, installation..................68
Convertible seats, definition ........... 58
Convertible seats, installation .........65
Front passenger occupant classification system ........................ 50
Infant seats, definition ......................... 58
Infant seats, installation .......................65
Installing CRS with LATCH anchors ..................... 63
Installing CRS with seat belts ..........65
Installing CRS with top tether strap .........................69 Child safety ................................................. 57
12-volt battery precautions .......................... 559, 683
Airbag precautions................................ 41
Child restraint system......................... 58
How your child should wear the seat belt .......................................... 34
Installing child restraints .................... 62
Moon roof precautions ................... 185
Power window lock switch............. 177
Power window precautions .......... 180
Rear door child-protectors ............145
Removed electronic key battery precautions ............. 585
Seat belt extender precautions ...........................................37
Seat belt precautions ............................ 61
Seat heater precautions ..................477
Trunk precautions ............................... 152
Child-protectors .................................... 145
Cleaning Aluminum wheels .............................. 523
Exterior ................................................... 522
Interior ..................................................... 526
Seat belts................................................ 527
Clock........................................................... 491
Coat hooks ............................................. 499
Condenser.............................................. 555
Console box ........................................... 485
Console box light ................................. 485
Consumption screen ............................. 118
Cooling system Engine overheating ......................... 688
Hybrid system overheating ............691
Cruise control Cruise control ..................................... 254
Dynamic radar cruise control .....258
C