2006 Lexus IS250 ECT

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2-5. Driving information
2
When driving
■Snow chain installation
Observe the following precautions when installing and removing chains.
●Install and remove tire chains in a safe location.
●Install tire chains on the rear tires only. Do not install tire chains on front tires.
●Install the tire chains on rear tires as tightly as possible. Retighten chains after
driving 1 /4 - 1 /2 mile (0.5 - 1.0 km).
●Install tire chains following the instructions provided in the accompanying
instructions.
CAUTION
■Driving with snow tires
Observe the following precautions to reduce the risk of accidents.
Failing to do so may result in a loss of vehicle control and cause death or serious
injury.
●Use tires of the size specified for your vehicle.
●Maintain the recommended level of air pressure.
●Do not drive in excess of 75 mph (120 km/h), regardless of the type of snow tires
being used.
●Use snow tires on all, not just some wheels.
■Driving with snow chains
Observe the following precautions to reduce the risk of accidents.
Failing to do so may result in the vehicle being unable to be driven safely, and may
cause death or serious injury.
●Do not drive in excess of the speed limit specified for the tire chains being used,
or 30 mph (50 km/h), whichever is lower.
●Avoid driving on bumpy road surfaces or over potholes.
●Avoid sudden turns and braking, as use of chains may adversely affect vehicle
handling.
●Slow down sufficiently before entering a curve to ensure that vehicle control is
maintained.

160
2-5. Driving information
NOTICE
■Repairing or replacing snow tires
Request repairs of and obtain replacement snow tires from Lexus dealers or legiti-
mate tire retailers.
This is because the removal and attachment of snow tires affects the operation of
the tire air pressure sensor.
■Fitting tire chains
The tire air pressure sensor may not function correctly when tire chains are fitted.

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2-5. Driving information
2
When driving
Dinghy towing (vehicles with a manual transmission)
Towing your vehicle with 4 wheels on the groundTo prevent damage to your vehicle, perform the following procedures
before towing. Shift the shift lever to neutral.
Switch to ACC mode. ( P. 9 4 )
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
STEP3

164
2-5. Driving information
NOTICE
■Dinghy towing direction
■To prevent the steering from locking
Ensure the engine switch is in ACC mode.
Do not tow the vehicle backwards.
Doing so may cause serious damage.

171
3-1. Using the air conditioning system and defogger
3
Interior features
Adjusting the position of and opening and closing the air outlets
Center outlets
Direct air flow to the left or right,
up or down
Turn the knob up to open the
vent and down to close the vent
Front outlets (right and left side)
Direct air flow to the left or right,
up or down
Turn the knob right to open the
vent and left to close the vent
Rear outlets
Direct air flow to the left or right,
up or down
Turn the knob fully to the outside
of the vehicle to close the vent

172
3-1. Using the air conditioning system and defogger
■Using the automatic mode
Fan speed is adjusted automatically in accordance with the temperature setting and
ambient conditions. As a result, the following may occur.
●The system may switch automatically to recirculated mode when the coolest
temperature setting is selected in summer.
●Immediately after the switch is pressed, the fan may stop for a while until warm
or cool air is ready to flow.
●Cool air may flow to the area around the upper body when the heater is on.
■Using the system in recirculated air mode
The windows will fog up more easily if the recirculated air mode is used for an
extended period.
■Window defogger feature
Recirculated air mode may automatically switch to
(outside air) mode in situ-
ations where the windows need to be defogged.
■Outside air temperature approaches 32 F (0C).
The air conditioning system may not operate even when is pressed.
■When the indicator light on flashes
Press and turn off the air conditioning system before turning it on once
more. There may be a problem in the air conditioning system if the indicator light
continues to flash. Turn the air conditioning system off and have it inspected by your
Lexus dealer.
■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 removal mode
●When the outside air is cold, the following may occur.
• Outside air mode does not switch to .
• The air conditioning syst em operates automatically.
• The operation cancels after 1 minute.
●In rainy weather, the windows may fog up. Press .

178
3-2. Using the audio system
Using the radio
Setting station presets (excluding XM satellite radio)Search for desired st ations by turning the
dial 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

180
3-2. Using the audio system
■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 the dial to select the desired channel in the all catego-
ries 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 the switch.
■ Scanning XM satellite radio channels
●Scanning channels in the current category
Press .
When the desired channel is reached, press the switch
again.
STEP1
STEP2
STEP1
STEP2