Page 364 of 692
3644-6. Driving tips
IS300h_EE(OM53D89E)
NOTICE
■Repairing or replacing snow tires
Request repairs or replacement of snow ti res from Lexus dealers or legitimate tire
retailers.
This is because the removal an d attachment of snow tires affects the operation of the tire pressure warning va lves and transmitters.
■Fitting tire chains (except vehicles with 18-inch tires)
The tire pressure warning valves and transm itters may not function correctly when tire chains are fitted.
Page 373 of 692

3735-1. Basic Operations
5
Lexus Display Audio system
IS300h_EE(OM53D89E)
■When using the screen
●Under extremely cold conditions, the Lexus Display Audio controller may react slowly.
●If the screen is cold, the display may be dark, or the system may seem to be operating slightly slower than normal.
●The screen may seem dark and hard to se e when viewed through sunglasses. Change
your angle of viewing, adjust the display on the “Display” screen (P. 383) or remove your sunglasses.
■Using cellular phones
Interference may be heard through the audi o system’s speakers if a cellular phone is being used inside or close to the vehi cle while the audio system is operating.
WARNING
■Using the Lexus Display Audio controller
Be careful when touching the Lexus Display Audio controller in extreme temperatures as it may become very hot or cold due to the temperature inside the vehicle.
NOTICE
■To prevent Lexus Display Au dio controller malfunction
●Do not allow the Lexus Display Audio controller to come into contact with food, liq-
uid, stickers or lit ci garettes as doing so may cause it to change color, emit a strange
odor or stop functioning.
●Do not subject the Lexus Display Audio cont roller to excessive pressure or strong
impact as the controller may bend or break off.
■To prevent 12-volt battery discharge
Do not leave the audio system on longer than necessary when the hybrid system is off.
■To avoid damaging the audio system
Take care not to spill drinks or other fluids on the audio system.
Page 374 of 692

3745-1. Basic Operations
IS300h_EE(OM53D89E)
Volume switch
• Increases/decreases volume
• Press and hold: Continuously
increases/decreases volume
Radio mode:
• Press (except manual mode):
Select a radio station
• Press (manual mode): Seek up/
down
• Press and hold (manual mode): Continuously seek up/down
CD, MP3/WMA/AAC disc, Bluetooth®, iPod or USB mode:
• Press: Select a track/file/song/video
• Press and hold: Select a folder/a lbum (MP3/WMA/AAC disc or USB)
“MODE” switch
• Turns the power on, selects audio source
• Press and hold this switch to mute or pause the current operation. To can-
cel the mute or pause, press and hold.
Steering wheel audio switches
Some audio features can be controlled using the switches on the steering
wheel.
Operation may differ depending on the ty pe of audio system or 10.3-inch dis-
play. For details, refer to the manual pr ovided with the audio system or 10.3-
inch display.
Depending on the type of audio source , certain functions may not be avail-
able.
Operating the audio system using the steering wheel switches
1
2
WARNING
■To reduce the risk of an accident
Exercise care when operating the audio switches on the steering wheel.
3
Page 377 of 692
3775-1. Basic Operations
5
Lexus Display Audio system
IS300h_EE(OM53D89E)
■When using a 4-pole AUX cable
If a 4-pole AUX cable with a different layout is used, audio and/or video may not be out-
put properly.
WARNING
■While driving
Do not connect a device or operate the device controls.
Failure to do so may lead to an accident.
NOTICE
■To prevent damage to the device or its terminals
Depending on the size and shape of the devi ce that is connected to the system, the
console box may not close fully. In this case , do not forcibly close the console box as
this may damage the devi ce or the terminal, etc.
Page 449 of 692

4495-11. Bluetooth®
5
Lexus Display Audio system
IS300h_EE(OM53D89E)
WARNING
■While driving
Do not operate the portable audio player, ce llular phone or connect a device to the
Bluetooth® system.
■Caution regarding interference with electronic devices
●Your audio unit is fitted with Bluetooth® antennas. People with implantable cardiac
pacemakers, cardiac resynchronization ther apy-pacemakers or implantable cardio-
verter defibrillators should maintain a re asonable distance between themselves and the Bluetooth® antennas. The radio waves may affe ct the operation of such devices.
●Before using Bluetooth® devices, users of any electrical medical device other than
implantable cardiac pacemakers, cardiac resynchronization therapy-pacemakers or implantable cardioverter defi brillators should consult the manufacturer of the device
for information about its operation under the influence of radio waves. Radio waves
could have unexpected effects on the operation of such medical devices.
NOTICE
■When leaving the vehicle
Do not leave your portable audio player or cellular phone in the vehicle. The inside of the vehicle may become hot, causing damage to the portable audio player or cellular
phone.
Page 453 of 692

4535-12. Other function
5
Lexus Display Audio system
IS300h_EE(OM53D89E)
■Operational conditions
●When MirrorLink™ is activated, previous applications, run with a USB, are closed, and
vice versa.
●Compatible devices
Smartphones, which passed the Car Connect ivity Consortium certification program
ver1.1 or later. Confirm with the smartphone manufacture or the distributor for the MirrorLink™ compatibility.
●Compatible applications
Applications, which are cert ified by Car Connectivity Consortium as MirrorLink™Base-Certified or Drive-Certified applications.
■About MirrorLink™
MirrorLink is a registered trademar k of Car Connectivity Consortium, Inc.
■When using MirrorLink™
●Check that the smartphone screen is unlocked. Unlock the smartphone screen before
connecting it to the Lexus Display Audio system. (Some smartphones may not be able to be connected via MirrorLink™ if the screen is locked.)
●Make sure that the smartphone has been connected via Bluetooth®. (Some smart-
phones may not be able to perform hands-free calls using the MirrorLink™ function if it has not been connected to the vehicle via Bluetooth®.)
●If a MirrorLink™ application cannot be starte d, check that the MirrorLink™ applica-
tion certificate has not expired. The certificates of MirrorLink™ applications have an expiration date. (An internet connection is required to automatically update the certifi-
cate.) If a MirrorLink™ application becomes un available, it may be due to the certifi-
cate expiring. In this case, the certificate must be updated manually. Check with the smartphone manufacturer or application de veloper for how to update the certificate.
●Make sure the volume of the smartphone is set to an appropriate level. If the Mirror-
Link™ application volume is ex cessively low even when the volume of the Lexus Dis- play Audio system is increased, check the vo lume of the smartphone and increase it as
necessary.
WARNING
■While driving
Do not connect smartphone or operate the controls.
Page 462 of 692

4626-1. Basic operation of the Remote Touch screen
IS300h_EE(OM53D89E)
■Screen display during low temperatures
When the ambient temperature is extremely low, screen response may be delayed even
if the Remote Touch is operated.
WARNING
■When using the Remote Touch
●Do not allow fingers, fingernails or hair to become caught in the Remote Touch as this may cause an injury.
●Be careful when selecting the Remote Touch in extreme temperatures as it may
become very hot or cold due to the temperature inside the vehicle.
NOTICE
■To prevent damage to the Remote Touch
●Do not allow the Remote Touch to come into contact with food, liquid, stickers or lit cigarettes as doing so may cause it to change color, emit a strange odor or stop func-
tioning.
●Do not subject the Remote Touch to excessive pressure or strong impact as the knob
may bend or break off.
●Do not allow coins, contact lenses or ot her such items to become caught in the
Remote Touch as this may cause it to stop functioning.
●Items of clothing may rip if they beco me caught on the Remote Touch knob.
●If your hand or any object is on the Remote Touch knob when the power switch is in
ACCESSORY mode, the Remote Touch knob may not operate properly.
Page 478 of 692

4786-2. Using the air conditioning system
IS300h_EE(OM53D89E)
■Ventilation and air conditioning odors
●To let fresh air in, set the air conditioning system to the outside air mode.
●During use, various odors from inside and outside the vehicle may enter into and accu-
mulate in the air conditioning system. This may then cause odor to be emitted from the
vents.
●To reduce potential odors from occurring:
• It is recommended that the air conditioning system be set to outside air mode prior
to turning the vehicle off. • The start timing of the blower may be dela yed for a short period of time immediately
after the air conditioning system is started in automatic mode.
■Air conditioning filter
P. 547
■Customization
Settings (e.g. A/C Auto switch operation) can be changed. (Customizable features: P. 663)
WARNING
■To prevent the windshield from fogging up
●Do not use during cool air operation in extremely humid weather. The differ- ence between the temperature of the outside air and that of the windshield can cause
the outer surface of the windshield to fog up, blocking your vision.
■To prevent burns
●Do not touch the rear view mirror surfaces when the outside rear view mirror defog-
gers are on.
●Do not touch the glass at lower part of the windshield or to the side of the front pillars
when the windshield wiper de-icer is on.
NOTICE
■To prevent 12-vol t battery discharge
Do not leave the air conditioni ng system on longer than necessary when the hybrid sys- tem is off.
●Do not place anything on the instrumentpanel which may cover th e air outlets. Other-
wise, air flow may be obstructed, preventing
the windshield defoggers from defogging.