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3-1. Using the air conditioning system and defogger
Automatic air conditioning system
Using the automatic mode
Press .The air conditioning system will begin to operate. Air outlets
and fan speed are automatically adjusted according to the
temperature setting.
Press to switch to automatic mode. (IS350 only) Automatically switches between outside air and recirculated
air modes.
Airflow and outlets are automatically adjusted according to the tempera-
ture setting.
With navigation system
Owners of models equipped with a navigation system should refer to the
“Navigation System Owner's Manual”.
Without navigation system
Automatic mode
Driver’s side temperature 
setting display Changes the air outlets used
Off Fan speed
Airflow display
Fan speed display
Passenger’s side temperature 
setting displayMicro dust and 
pollen filter
Driver's side temperature 
control Air conditioning on/off switch Outside air or recirculated modeFront windshield defoggerPassenger’s side 
temperature control
Dual operation switch
STEP1
STEP2 
         
        
        
     
        
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3-2. Using the audio system
Using the radio
Setting station presets (excluding XM® Satellite Radio)
Search for desired stations by turning 
 or pressing   or 
on .
Press and hold the button (from to ) the station is to
be set to, and you hear a beep.
Scanning radio stations (excluding XM® Satellite Radio)
■ Scanning the preset radio stations
Press and hold until you hear a beep.
Preset stations will be played for 5 seconds each.
When the desired station is reach ed, press the button once again.
Seeking any traffic
program stationStation
selector Displays radio text messages
Pow e r Vo l u m e
Scans for receivable stations
Seeking the 
frequency
Changing the program typesAdjusting the frequency
(AM, FM mode) or
channel (SAT mode)
AM SAT/FM 
mode buttons
STEP1
STEP2
STEP1
STEP2 
         
        
        
     
        
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3-2. Using the audio system
■Displaying radio station names
Press .
■ Displaying radio text messages
Press  twice.
If MSG shows in the display, a text message will be displayed.
If the text continues past the end of  the display,   is displayed. Press and
hold   until you hear a beep.
XM® Satellite Radio (if equipped)
■ Receiving XM
® Satellite Radio
Press and hold   until SAT shows in the display.
The display changes as follows each time the switch is pressed.
AM   SAT1   SAT2   SAT3
Turn   to select the desired  channel in the all categories or
press   or   on   to select the desired channel in the current
category.
■ Setting XM
® Satellite Radio channel presets
Select the desired channel. Press the button the channel is to be set to
(from to ), and you hear a beep.
■ Changing the channel category
Press   or   on   .
STEP1
STEP2 
         
        
        
     
        
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3-2. Using the audio system
3
Interior features
■Scanning XM® Satellite Radio channels
● Scanning channels in the current category
Press  .
When the desired channel  is reached, press the switch
again.
● Scanning preset channels
Press and hold   until you hear a beep.
When the desired channel  is reached, press the switch
again.
■ Displaying text information
Press .
The display will show up to 10 characters.
The display changes as follows each time the button is pressed.
● CH NAME
● TITLE (SONG/PROGRAM TITLE)
● NAME (ARTIST NAME/FEATURE)
● CH NUMBER
STEP1
STEP2
STEP1
STEP2 
         
        
        
     
        
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3-2. Using the audio system
3
Interior features
■If the satellite radio does not operate normally
If a problem occurs with the XM
® tuner, a message will appear on the display. Refer
to the table below to identify the problem,  and take the suggested corrective action.
“ANTENNA”
The XM® antenna is not connected. Check whether 
the XM® antenna cable is attached securely.
There is a short-circuit in the antenna or the surround-
ing antenna cable. See a Lexus certified dealer.
“UPDATING”
You have not subscribed to the XM® Satellite Radio. 
The radio is being updated with the latest encryption 
code. Contact the XM
® Satellite Radio for subscrip-
tion information. When a co ntract is canceled, you can 
choose the “CH000” and all free-to-air channels.
The premium channel you selected is not authorized. 
Wait for about 2 seconds until the radio returns to the 
previous channel or “CH001”.  If it does not change 
automatically, select another channel. If you want to lis-
ten to the premium channel, contact the XM
® Satellite 
Radio.
“NO SIGNAL”
The XM® signal is too weak at the current location. 
Wait until your vehicle reaches a location with a stron-
ger signal.
“LOADING”The unit is acquiring audio or program information. 
Wait until the unit has received the information.
“OFF AIR”The channel you selected is not broadcasting any pro-
gramming. Select another channel.
“-----”
There is no song/program title or artist name/feature 
associated with the channel at that time. No action 
needed. 
         
        
        
     
        
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3-2. Using the audio system
3
Interior features
Using the CD player
Loading CDs■ Loading a CD
Push .
“WAIT” is shown on the display.
Insert a CD when the indicator on the slot turns from amber to
green.
The display changes from “WAIT” to “LOAD”.
■Loading multiple CDs
 Press and hold   until you hear a beep.
“WAIT” is shown on the display.
Insert a CD when the indicator on the slot turns from amber to
green.
The display changes from “WAIT” to “LOAD”.
The indicator on the slot turns to  amber when the CD is inserted.
Po w e r Vo l u m e
Track selectionCD eject
Playback
Search playback CD insertSelecting a CD
Random playback Repeat play
Displays text 
message
STEP1
STEP2
STEP1
STEP2 
         
        
        
     
        
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3-2. Using the audio system
Insert the next CD when the indicator on the slot turns from
amber to green again.
Repeat the procedure for the remaining CDs.
To stop the operation, press   .
Ejecting CDs■ Ejecting a CD
To select the CD to be ejected,
press  or  on   .
The number of the CD selected is
shown on the display.
Press   and remove the CD.
■ Ejecting all the CDs
Press and hold   until you hear a beep, and then remove the CDs.
Selecting, fast-forwarding, reve rsing  and scanning tracks
■ Selecting a track
Press   to move up and   to move down using   until the desired
track number is displayed.
To fast forward or reverse, press and hold   or   on   .
■Scanning a CD
Press .
The first ten seconds of each track will be played.
Press the switch again when the desired track is reached.
STEP3
STEP1
STEP2
STEP1
STEP2 
         
        
        
     
        
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3-2. Using the audio system
3
Interior features
Selecting a CD■ To select a CD to play
To select the desired CD, press   or  on   .
■ To scan loaded CDs
Press and hold   until you hear a beep.
The first ten seconds of the first track on each CD will be played.
Press the switch again when  the desired CD is reached.
Random playback
■ Current CD
Press (RAND).
Songs are played in random order until random playback is canceled.
■All CDs
Press and hold (RAND) until you hear a beep.
Tracks on all loaded CDs are played in a random order until the button is
pressed once more.
Switching the display
Press .
Each time the switch is pressed, the display changes in the order of Track no./
Elapsed time   CD title   Track name.
STEP1
STEP2