Page 741 of 786
740
ES350_300h_OM_OM33B36U_(U)
9-2. Customization
■Illumination (→P. 4 7 9 )
FunctionDefault settingCustomized
setting
Interior lights illumination
controlOnOff——O
“Interior Lights Off Timer”
(Time elapsed before the
interior lights turn off)
15 seconds
Off
O—O7. 5 s e c o n d s
30 seconds
Operation after the “START
STOP ENGINE”
<“POWER”> switch is
turned off
OnOff——O
Operation when the doors
are unlockedOnOff——O
Operation when you
approach the vehicle with
the electronic key on your
person
OnOff——O
Footwell lightingOnOff——O
Outer foot lightsOnOff——O
“Exterior Lights Off Timer”
(Time elapsed before the
outer foot lights turn off)
15 seconds
Off
O—O7. 5 s e c o n d s
30 seconds
“Ambient illumin.
(instrument panel)”
(Enable/disable operation of
the ornament lights on the
instrument panel)*
OnOff—OO
Sensitivity of the ambient
light sensor used for dim-
ming the meter lights etc.
Standard-2 to +2——O
123
Page 742 of 786
ES350_300h_OM_OM33B36U_(U)
7419-2. Customization
9
Vehicle specifications
*: If equipped
■Rear sunshade* (→ P. 495)
*: If equipped
Sensitivity of the ambient
light sensor used for bright-
ening the meter lights etc.
Standard-2 to +2——O
Enable/disable operation of
the outer foot lights when
you approach the vehicle
with the electronic key on
your person
OnOff——O
Enable/disable operation of
the outer foot lights when
the doors are unlocked with
the power door lock switch
OnOff——O
FunctionDefault settingCustomized
setting123
FunctionDefaultsettingCustomized setting
Reverse operationOnOff——O
Time elapsed before the
reverse operation feature
activates
0.7 seconds
0 second
——O0.9 seconds
1.2 seconds
123
Page 743 of 786

742
ES350_300h_OM_OM33B36U_(U)
9-2. Customization
■Vehicle customization
●When the “Auto Lock by Speed” and “Auto Lock by Shift from P” are both on, the
door lock operates as follows.
• When shifting the shift lever to any position other than P, all the doors will belocked.
• If the vehicle is started with all the doors locked, the “Auto Lock by Speed” would not operate.
• If the vehicle is started with any door unlocked, the “Auto Lock by Speed” will operate.
●When the smart access system with push-button start is off, the “Select Doors to
Unlock” cannot be customized.
●When the doors remain closed after unlocking the doors and the “Auto Relock
Timer” activates, the signals will be generated in accordance with the “Lock/
Unlock Feedback-Tone” and the “Lock/Unlock Feedback-Lights” settings.
■When customizing using Remote Touch or Lexus Display Audio controller
Stop the vehicle in a safe place, apply the parking brake, and shift the shift lever to P.
Also, to prevent 12-volt battery discharge, leave the engine running
while customizing the features.
CAUTION
■During customization
As the engine needs to be running during customiza-
tion, ensure that the vehicle is parked in a place with adequate ventilation. In a
closed area such as a garage, exhaust gases including harmful carbon monoxide
(CO) may collect and enter the vehicle. This may lead to death or a serious health
hazard.
NOTICE
■During customization
To prevent 12-volt battery discharge, ensure that the engine is run-
ning while customizing features.
Page 761 of 786

760What to do if... (Troubleshooting)
ES350_300h_OM_OM33B36U_(U)
What to do if... (Troubleshooting)
●If you lose your mechanical keys, new genuine mechanical keys
can be made by your Lexus dealer. (→P. 125)
●If you lose your electronic keys, the risk of vehicle theft
increases significantly. Contact your Lexus dealer immediately.
(→ P. 1 2 6 )
●Is the electronic key battery weak or depleted? ( →P. 584)
●Is the “START STOP ENGINE” <“POWER”> switch in
IGNITION ON mode?
When locking the doors, turn the “START STOP ENGINE”
<“POWER”> switch off. ( →P. 206, 213)
●Is the electronic key left inside the vehicle?
When locking the doors, make sure that you have the elec-
tronic key on your person.
●The function may not operate properly due to the condition of
the radio wave. ( →P. 1 3 4 )
If you have a problem, check the following before contacting your
Lexus dealer.
The doors cannot be locked, unlocked, opened or closed
Yo u l o s e y o u r k e y s
The doors cannot be locked or unlocked
Page 762 of 786
761What to do if... (Troubleshooting)
ES350_300h_OM_OM33B36U_(U)●
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 4 5 )
●The function to prevent the electronic key from being left inside
the trunk will operate and you can 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 763 of 786
762What to do if... (Troubleshooting)
ES350_300h_OM_OM33B36U_(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. 1 3 0 )
●Is the steering wheel unlocked? ( →P. 2 0 9 , 2 1 6 )
●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. 6 8 0 , 6 8 4 )
●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 764 of 786
763What to do if... (Troubleshooting)
ES350_300h_OM_OM33B36U_(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 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. 2 0 8 )
●Hybrid vehicles: The auto power off function will be operated if
the vehicle is left in ACCESSORY or ON mode (the hybrid
system is not operating) for a period of time. ( →P. 215)
The steering wheel cannot be tu
rned 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 767 of 786

766Alphabetical index
ES350_300h_OM_OM33B36U_(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