Lexus IS250 2007 Basic Functions / LEXUS 2007 IS350/250 OWNER'S MANUAL (OM53578U)

163
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.

164
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
Trailer towing
Lexus does not recommend towing a trailer with your vehicle. Lexus also
does not recommend the installation of a tow hitch or the use of a tow hitch
carrier fo a wheelchair, scooter, bicycle, etc. Your Lexus is not designed for
trailer towing or for the use of tow hitch mounted carriers.

166
2-5. Driving information
Dinghy towing (vehicles with an automatic transmission)
NOTICE
■To avoid serious damage to your vehicle
Do not tow your vehicle with four wheels on the ground.
Your vehicle is not designed to be dinghy towed (with 4 wheels on the
ground) behind a motor home.

167
2-5. Driving information
2
When driving
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 ACC mode. (P. 9 8 )
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

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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.

Interior features3
169
3-1. Using the air conditioning
system and defogger ........... 170
Automatic air conditioning
system .......................................... 170
Rear window and outside rear
view mirror defoggers........... 178
3-2. Using the audio system ......... 179
Audio system type ..................... 179
Using the radio ............................ 182
Using the CD player ................. 189
Playing back MP3 and
WMA discs................................ 195
Optimal use of the audio
system ......................................... 203
Using the AUX adapter ......... 206
Using the steering wheel
audio switches ......................... 207
3-3. Using the interior lights ....... 209
Interior lights list........................ 209
• Interior lights and
personal lights............................. 211
3-4. Using the storage
features ................................... 213
List of storage features............. 213
• Glove box .................................. 213• Console boxes .......................... 214
• Overhead console ................. 215
• Cup holders ............................... 216
• Bottle holders/door
pockets ........................................ 218
3-5. Other interior features......... 219
Sun visors ...................................... 219
Vanity mirror ............................... 220
Clock................................................ 221
Satellite switches ....................... 222
Ashtrays ........................................ 225
Cigarette lighter........................ 226
Power outlet ................................ 227
Seat heaters ................................ 228
Seat heaters and
ventilators .................................. 230
Armrest ......................................... 232
Rear sunshade............................ 233
Extended trunk .......................... 235
Coat hooks .................................. 236
Floor mat ...................................... 237
Trunk features ............................. 238
Garage door opener................. 241
Compass ...................................... 246

170
3-1. Using the air conditioning system and defogger
Automatic air conditioning system (without navigation 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.
Owners of models equipped with a navigation system should refer to the
“Navigation System Owner's Manual”.
Automatic mode Driver’s side temperature
setting displayChanges the air outlets used
OffFan speedAirflow display
Fan speed display
Passenger’s side temperature
setting display
Micro dust and
pollen removal mode
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

171
3-1. Using the air conditioning system and defogger
3
Interior features
Press to increase the temperature and to decrease the tem-
perature on the switch.
The temperature for the driver and passenger seats can be set sepa-
rately.
Adjusting the settings
■Adjusting the temperature setting
Press  to increase the temperature and  to decrease the tempera-
ture on the switch.
Press  (increase) or  (decrease) on the switch to separately adjust
the temperature for the passenger and driver sides (dual mode). Press
to return the driver and passenger side temperatures to the same set-
ting (simultaneous mode).
The air conditioning system switches between individual and simultaneous
modes each time is pressed.
■Adjusting the fan speed
Press  (increase) or  (decrease) on the button.
Press to turn the fan off.
STEP3

172
3-1. Using the air conditioning system and defogger
■Changing the air outlets
Press .
The air outlets switch each time the
button is pressed.
Air flows to the upper body.
Air flows to the upper body and
feet.
Air flows to the feet.
Air flows to the feet and the
front windshield defogger oper-
ates.
*: Only in the automatic mode
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