Page 391 of 628
3915-9. Bluetooth® Phone
5
Lexus Display Audio system
IS300h_EE(OM53D56E)
Volume switch
During an incoming call: Adjusts the
ring tone volume
During speaking on the phone:
Adjusts in call volume.
The voice guidance volume cannot be
adjusted using this button.
Off hook switch•Start call
• Receiving
• Phone top screen display
On hook switch •End call
• Refuse call
Talk switch
Press: Turns the speech command system on
Press and hold: Turns the speech command system off
Using the steering wheel switches
The steering wheel switches can be used to operate a connected cellular
phone.
Operating a telephone using the steering wheel switches
1
2
3
4
Page 408 of 628

4085-12. Other function
IS300h_EE(OM53D56E)
You can register desired contacts to enable the speech command system. Up to
50 contacts per phone can be registered.Go to “Voice tags”: → “Setup” → “Telephone” → “Contact/call history
settings” → “Voice tag” → “New” or “Edit”
Select the desired contact.
Move the controller to the left and then select “REC”.
Say the registered voice.
To play the registered voice, select “Play”.
■Deleting a voice tag Display the “Voice tags” screen.
Select “Delete” and then the desired contact.
Move the controller to the left and then select “Delete”.
Press the talk switch.
To cancel the speech command system,
press and hold the talk switch.
After a beep sounds, say the desired
contact name.
When the icon is displayed, you can
speak a command.
If more than 1 contact name is dis-
played, select the desired contact
name.
If more than 1 phone number is displayed, select the desired phone number.
When switch on the steering wheel is pressed, the system calls the first phone
number entry of the first contact.
Speech command system
Using the speech command system enab les you to make a call to contacts
that have a voice tag.
Editing a voice tag
Using the speech command system
1
2
3
4
1
2
3
1
2
3
Page 411 of 628

411
6Interior features
IS300h_EE(OM53D56E)
6-1. Using the air conditioning system
Automatic air conditioning system ........................................... 412
Heated steering wheel/ seat heaters/
seat ventilators ......................... 423
6-2. Using the interior lights Interior lights list.......................... 425• Interior lights .......................... 426
• Personal lights........................ 426
6-3. Using the storage features List of storage features............. 428• Glove box................................ 429
• Console box ........................... 429
•Cup holders/Bottle holders ....................... 430
Trunk features .............................. 432 6-4. Using the other interior
features
Other interior features ............ 435 • Sun visors ................................ 435
• Vanity mirrors ........................ 435
• Clock ........................................ 435
• Power outlet ........................... 436
• Armrest.................................... 437
• Rear sunshade....................... 437
• Assist grips.............................. 439
• Coat hooks ............................. 439
Page 423 of 628

4236-1. Using the air conditioning system
6
Interior features
IS300h_EE(OM53D56E)
Turn the heated steering wheel on/off
The indicator light comes on when the
heated steering wheel is operating.
Heated steering wheel∗/seat heaters∗/seat ventila-
tors
∗
∗
: If equipped
Heated steering wheel and seat heaters heat the side grips of the steering
wheel and seats, respectively. Seat ventilators maintain good airflow by blow-
ing air from the seats.
CAUTION
●Care should be taken to prevent injury if anyone in the following categories comes in
contact with the steering wheel and seats when the heater is on:
• Babies, small children, the elderly, the sick and the physically challenged
• Persons with sensitive skin
• Persons who are fatigued
• Persons who have taken alcohol or drugs that induce sleep (sleeping drugs, cold
remedies, etc.)
●Observe the following precautions to prevent minor burns or overheating,
• Do not cover the seat with a blanket or cushion when using the seat heater.
• Do not use seat heater more than necessary.
NOTICE
●Do not put heavy objects that have an uneven surface on the seat and do not stick
sharp objects (needles, na ils, etc.) into the seat.
●To prevent 12-volt battery discharge, do not use the functions when the hybrid system
is off.
Heated steering wheel
Page 424 of 628

4246-1. Using the air conditioning system
IS300h_EE(OM53D56E)
●The heated steering wheel can be used when the power switch is in ON mode.
●The heated steering wheel will automatically turn off after about 30 minutes.
Each time the switch is pressed, the
intensity of the seat heater changes and
the level indicator lights (amber) light
as follows:
Hi (3 segments lit) → Mid (2 segments
lit) → Lo (1 segment lit) → Off
■The seat heaters can be used when
The power switch is in ON mode.
■Seat heater timer control
To enable seat heater timer control, press and hold the driver and front passenger seat
heater switches at the same time until a buzzer sounds once. If a seat heater is turned on
while seat heater timer control is enabled, th e intensity of the seat heater will automati-
cally change from Hi →Mid →Lo.
The timing of the change in seat heater intensity differs depending on the temperature
inside the cabin, etc. when the seat heater is operating.
To disable seat heater timer control, press and hold the driver and front passenger seat
heater switches at the same time until a buzzer sounds twice.
Each time the switch is pressed, the
intensity of the seat ventilator changes
and the level indicator lights (green)
light as follows:
Hi (3 segments lit) → Mid (2 segments
lit) → Lo (1 segment lit) → Off
The seat ventilators can be used when the power switch is in ON mode.
Seat heaters
Ty p e A Ty p e B
Seat ventilators
Page 445 of 628

4457-1. Maintenance and care
7
Maintenance and care
IS300h_EE(OM53D56E)
NOTICE
■To prevent paint deterioration and corrosion on the body and components (aluminum
wheels etc.)
●Wash the vehicle immediately in the following cases:
• After driving near the sea coast
• After driving on salted roads
• If coal tar or tree sap is present on the paint surface
• If dead insects, insect droppings or bird droppings are present on the paint surface
• After driving in an area contaminated with soot, oi ly smoke, mine dust, iron pow-
der or chemical substances
• If the vehicle becomes heavily soiled with dust or mud
• If liquids such as benzene and gaso line are spilled on the paint surface
●If the paint is chipped or scratched, have it repaired immediately.
●To prevent the wheels from corroding, remove any dirt and store in a place with low
humidity when storing the wheels.
■Cleaning the exterior lights
●Wash carefully. Do not use organic substances or scrub with a hard brush.
This may damage the surfaces of the lights.
●Do not apply wax to the surfaces of the lights.
Wax may cause damage to the lenses.
■When using an automatic car wash (vehicles with rain-sensing windshield wipers)
Set the wipers to the intermittent windshield wipers. ( →P. 2 4 1 )
If AUTO mode is selected, the wipers may operate and the wiper blades may be dam-
aged.
■When using a high pressure car wash
●When washing the vehicle, do not spray the camera or its surrounding area directly
with a high pressure washer. Shock applied from high pressure water may cause the
device to not operate normally.
●Do not bring the nozzle tip close to boots (rubber or resin manufactured cover), con-
nectors or the following parts. The parts may be damaged if they come into contact
with high-pressure water.
• Traction related parts
• Steering parts •Suspension parts
•Brake parts
Page 458 of 628

4587-3. Do-it-yourself maintenance
IS300h_EE(OM53D56E)
■Engine oil consumption
A certain amount of engine oil will be consumed while driving. In the following situations,
oil consumption may increase, and engine oil may need to be refilled in between oil
maintenance intervals.
●When the engine is new, for example directly after purchasing the vehicle or after
replacing the engine
●If low quality oil or oil of an inappropriate viscosity is used
●When driving at high engine speeds or with a heavy load, when towing, or when driving
while accelerating or decelerating frequently
●When leaving the engine idling for a long time, or when driving frequently through
heavy traffic
■After changing the engine oil
The engine oil maintenance data should be reset. Perform the following procedures:
While the vehicle is stopped, press the meter control switch on the steering wheel.
Press the < or > meter control switch on the steering wheel, select, and then
press the meter control switch.
Press ∧ or ∨ meter control switch on the steering wheel to select “Oil Maintenance”
and then press .
Select “Yes” and then press .
A message will be displayed on the multi-information display.
1
2
3
4
Page 497 of 628
4977-3. Do-it-yourself maintenance
7
Maintenance and care
IS300h_EE(OM53D56E)
■Front turn signal lights (vehicles with discharge headlights)To ensure enough space to per-
form work, turn the steering
wheel to rotate the front wheel
away from the bulb to be
replaced.
Remove the 2 fender liner clips.
Turn the steering wheel to the left
when replacing the right side light
bulb, and turn the steering wheel to
the right when replacing the left side
light bulb.
To take out the lower clip, turn the
head of the clip to unlock it, then
remove it by pulling.
Unfasten the clamp, and pull back
the fender liner.
When unfastening the clamp, wrap
the tip of the screwdriver with tape to
protect the vehicle from damage.
Turn the bulb base counterclock-
wise.
Replacing light bulbs
1
2
3