2010 Lexus IS250 ECO mode

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2-3. Operating the lights and windshield wipers
■Rain drop sensor (vehicles with rain-sensing windshield wipers)
●If the wiper switch is turned to the “AUTO” position while the “ENGINE START
STOP” switch is in IGNITION ON mode, the wiper will operate once to show
that auto mode is activated.
●If the temperature of the raindrop sensor is 194°F (90°C) or higher, or -22°F
(-30°C) or lower, automatic operation may not occur. In this case, operate the
wipers in any mode other than “AUTO”.
■Outside rear view mirror defogger activation linked to windshield wiper opera-
tion
The outside rear view mirror defogger automatically turns on when you operate the
windshield wipers.
■If no windshield washer fluid sprays
Check that the washer nozzles are not blocked if there is washer fluid in the wind-
shield washer fluid reservoir.
■Customization that can be configured at Lexus dealer
Settings (e.g. drip prevention function) can be changed.
(Customizable features P. 5 5 0 )
CAUTION
■Caution regarding the use of windshield wipers in “AUTO” mode
The windshield wipers may operate unexpectedly if the sensor is touched or the
windshield is subjected vibration in “AUTO” mode. Take care that your fingers etc.
do not become caught in the windshield wipers.
●The sensor judges the amount of rain-
drops.

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2-5. Driving information
Dinghy towing (vehicles with a manual transmission)
Towing your vehicle with 4 wheels on the ground
To prevent damage to your vehicle, perform the following procedures
before towing.
Shift the shift lever to neutral.
Switch to ACCESSORY mode. (P. 1 3 6 )
Ensure that the audio system and other powered devices have been
turned off.
Release the parking brake.
After towing, leave the engine in idle for at least 3 minutes before driv-
ing the vehicle.
■Necessary equipment and accessories
Specialized equipment and accessories are required for dinghy towing. Contact
the service branch of the motor home manufacturer regarding recommended
equipment.
Your vehicle can be dinghy towed in a forward direction (with 4 wheels on
the ground) behind a motor home.
STEP1
STEP2
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3-1. Using the air conditioning system and defogger
3
Interior features
■Automatic mode for air intake control (IS350 only)
In automatic mode, the system detects exhaust gas and other pollutants and auto-
matically switches between outside air and recirculated air modes.
■Micro dust and pollen filter
●In order to prevent the windshield from fogging up when the outside air is cold,
the following may occur.
• Outside air mode does not switch to .
• The air conditioning system operates automatically.
• The operation cancels after 1 minute.
●In rainy weather, the windows may fog up. Press .
■Air conditioning odors
●During use, various odors from inside and outside the vehicle may enter into
and accumulate 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 delayed for a short period of time immedi-
ately after the air conditioning system is started in automatic mode.
CAUTION
■To prevent the windshield from fogging up
Do not use during cool air operation in extremely humid weather. The dif-
ference 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.
NOTICE
■To prevent battery discharge
Do not leave the automatic air conditioning system on longer than necessary when
the engine is off.

228
3-1. Using the air conditioning system and defogger
Rear window and outside rear view mirror defoggers
■The defogger can be operated when
The “ENGINE START STOP” switch is in IGNITION ON mode.
CAUTION
■When the outside rear view mirror defoggers are on
Do not touch the outside surface of the rear view mirror, as it can become very hot
and burn you.
These features are used to defog the rear window, and to remove rain-
drops, dew and frost from the outside rear view mirrors.
On/off
The defoggers will automatically
turn off after 15 to 60 minutes.
The operation time changes
according to the ambient tem-
perature and vehicle speed.

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3-1. Using the air conditioning system and defogger
3
Interior features
Windshield wiper de-icer
■The windshield wiper de-icer
The “ENGINE START STOP” switch is in IGNITION ON mode.
CAUTION
■When the windshield wiper de-icer is on
Do not touch the glass at the lower part of the windshield or to the side of the front
pillars as the surfaces can become very hot and burn you.
: If equipped
This feature is used to prevent ice from building up on the windshield and
wiper blades.
On/off
The windshield wiper de-icer
will automatically turn off after
approximately 15 minutes.

252
3-2. Using the audio system
■Discs that can be used
Discs with the marks shown below can be used.
Playback may not be possible depending on recording format or disc features, or
due to scratches, dirt or deterioration.
■CD player protection feature
To protect the internal components, playback is automatically stopped when a
problem is detected while the CD player is being used.
■If CDs are left inside the CD player or in the ejected position for extended peri-
ods
CDs may be damaged and may not play properly.
■Lens cleaners
Do not use lens cleaners. Doing so may damage the CD player.
■MP3 and WMA files
MP3 (MPEG Audio LAYER 3) is a standard audio compression format.
Files can be compressed to approximately 1 /10 of their original size by using MP3
compression.
WMA (Windows Media
TM Audio) is a Microsoft audio compression format.
This format compresses audio data to a size smaller than that of the MP3 format.
There is a limit to the MP3 and WMA file standards and to the media/formats
recorded by them that can be used.
●MP3 file compatibility
• Compatible standards
MP3 (MPEG1 LAYER3, MPEG2 LSF LAYER3)
• Compatible sampling frequencies
MPEG1 LAYER3: 32, 44.1, 48 (kHz)
MPEG2 LSF LAYER3: 16, 22.05, 24 (kHz)
• Compatible bit rates (compatible with VBR)
MPEG1 LAYER3: 64, 80, 96, 112, 128, 160, 192, 224, 256, 320 (kbps)
MPEG2 LSF LAYER3: 64, 80, 96, 112, 128, 144, 160 (kbps)
• Compatible channel modes: stereo, joint stereo, dual channel and monaural

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3-2. Using the audio system
3
Interior features
●WMA file compatibility
• Compatible standards
WMA Ver. 7, 8, 9
• Compatible sampling frequencies
32, 44.1, 48 (kHz)
• Compatible bit rates (only compatible with 2-channel playback)
Ver. 7, 8: CBR 48, 64, 80, 96, 128, 160, 192 (kbps)
Ver. 9: CBR 48, 64, 80, 96, 128, 160, 192, 256, 320 (kbps)
●Compatible media
Media that can be used for MP3 and WMA playback are CD-Rs and CD-RWs.
Playback in some instances may not be possible, depending on the status of the
CD-R or CD-RW. Playback may not be possible or the audio may jump if the disc
is scratched or marked with fingerprints.
●Compatible disc formats
The following disc formats can be used.
• Disc formats: CD-ROM Mode 1 and Mode 2
CD-ROM XA Mode 2, Form 1 and Form 2
• File formats: ISO9660 Level 1, Level 2, (Romeo, Joliet)
MP3 and WMA files written in any format other than those listed above may
not play correctly, and their file names and folder names may not be dis-
played correctly.
Items related to standards and limitations are as follows.
• Maximum directory hierarchy: 8 levels
• Maximum length of folder names/file names: 32 characters
• Maximum number of folders: 192 (including the root)
• Maximum number of files per disc: 255
●File names
The only files that can be recognized as MP3/WMA and played are those with
the extension .mp3 or .wma.
●Multi-sessions
As the audio system is compatible with multi-sessions, it is possible to play discs
that contain MP3 and WMA files. However, only the first session can be played.

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3-2. Using the audio system
3
Interior features
■Play mode list
■Selecting a list
Press or to display the first selection list.
Press to select the desired item.
Pressing changes to the second selection list.
Repeat the same procedure to select the desired item.
To return to the previous selection list, select “GO BACK” or press
().
Play modeFirst
selectionSecond
selectionThird
selectionFour th
selection
“PLAYLISTS”Playlists selectSongs select--
“A R T I S T S ”Artists selectAlbums selectSongs select-
“A L B U M S ”Albums selectSongs select--
“SONGS”Songs select---
“PODCASTS”Albums selectSongs select--
“GENRES”Genre selectArtists selectAlbums selectSongs select
“COMPOSERS”Composers
selectAlbums selectSongs select-
“AUDIOBOOKS”Songs select---
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STEP3