2008 Lexus IS250 cruise control

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2
3
4
5
6
7
3
2-2. Instrument cluster..................... 130Gauges and meters ..................... 130
Indicators and warning lights ... 136
Multi-information display........... 139
2-3. Operating the lights and windshield wipers .................... 143
Headlight switch ............................ 143
Fog light switch .............................. 146
Windshield wipers and washer............................................. 147
Headlight cleaner switch ............. 151
2-4. Using other driving systems.... 152 Cruise control ................................ 152
Dynamic radar cruise control............................................. 155
Intuitive parking assist ................. 164
Driving assist systems.................. 170
PCS (Pre-Collision System)..... 176
2-5. Driving information ................... 179 Cargo and luggage ...................... 179
Vehicle load limits ......................... 182
Winter driving tips ........................ 183
Trailer towing .................................. 187
Dinghy towing (vehicles with an
automatic transmission) .......... 188
Dinghy towing (vehicles with a
manual transmission) ................ 189 3-1. Using the air conditioning
system and defogger ............. 192
Automatic air conditioning system .................. 192
Rear window and outside rear view mirror defoggers ........... 200
3-2. Using the audio system............ 201 Audio system type ........................ 201
Using the radio.............................. 204
Using the CD player...................... 211
Playing back MP3 and WMA discs.................................... 217
Optimal use of the audio system ............................................ 225
Using the AUX adapter ............ 228
Using the steering wheel audio switches ............................ 229
3-3. Using the interi or lights ........... 231
Interior lights list............................. 231
• Interior lights ............................... 234
• Personal lights ............................ 234
3Interior features

14
Pictorial indexInstrument panel
With navigation system Without navigation system
Telephone switch*
Cruise control switch P. 152, 155
Distance switch 
P. 155
“DISP” switch P. 140
Talk switch*
“DISP” switch P. 140
Distance switch 
P. 155
Cruise control switch P. 152, 155
Automatic transmission Manual transmission
TRAC/VSC OFF
switch
 P. 172
ECT switch P. 123
TRAC/VSC OFF
switch
 P. 172
ETCS switch P. 126
B
C

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For your information
Main Owners Manual
Please note that this manual applies to all models and explains all equipment, includ-
ing options. Therefore, you may find some explanations for equipment not installed
on your vehicle.
All specifications provided in this manual are current at the time of printing. How-
ever, because of the Lexus policy of continual product improvement, we reserve the
right to make changes at any time without notice.
Depending on specifications, the vehicle sh own in the illustration may differ from
your vehicle in terms of color and equipment.
Accessories, spare parts and modification of your Lexus
A wide variety of non-genuine spare parts and accessories for Lexus vehicles are
currently available in the market. You should know that Toyota does not warrant
these products and is not responsible for their performance, repair, or replacement,
or for any damage they may cause to, or adverse effect they may have on, your
Lexus vehicle.
This vehicle should not be modified with non-genuine Lexus products. Modification
with non-genuine Lexus products could affect its performance, safety or durability,
and may even violate governmental regula tions. In addition, damage or perfor-
mance problems resulting from the modification may not be covered under war-
ranty.
Installation of a mobile two-way radio system
As the installation of a mobile two-way radio system in your vehicle could affect
electronic systems such as the multiport fuel injection system/sequential multiport
fuel injection system, cruise control syst em, anti-lock brake system, SRS airbag sys-
tem and seat belt pretensioner system, be sure to check with your Lexus dealer for
precautionary measures or special instructions regarding installation.

When driving2
107
2-1. Driving procedures ....... 108Driving the vehicle................. 108
Engine (ignition) switch .......... 117
Automatic Transmission ........ 122
Manual Transmission.............. 126
Turn signal lever ....................... 128
Parking brake ........................... 129
2-2. Instrument cluster ......... 130 Gauges and meters ................ 130
Indicators and warning lights ......................................... 136
Multi-information display ...................................... 139
2-3. Operating the lights and windshield wipers......... 143
Headlight switch...................... 143
Fog light switch ........................ 146
Windshield wipers and washer ..................................... 147
Headlight cleaner switch....... 151 2-4. Using other driving
systems .......................... 152
Cruise control.......................... 152
Dynamic radar cruise control ..................................... 155
Intuitive parking assist ........... 164
Driving assist systems ............ 170
PCS (Pre-Collision System) ........ 176
2-5. Driving information........ 179 Cargo and luggage ................. 179
Vehicle load limits ................... 182
Winter driving tips .................. 183
Trailer towing ........................... 187
Dinghy towing (vehicles with an automatic
transmission) ......................... 188
Dinghy towing (vehicles with a manual
transmission) ......................... 189

125
2-1. Driving procedures
2
When driving
■Gear position display when driving in S mode
The current gear is displayed on the multi-information display. ( P. 1 4 2 )
■Downshifting restrictions wa rning buzzer (in the S mode)
To help ensure safety and driving perfor mance, downshifting operation may some-
times be restricted. In some circumstances, downshifting may not be possible even
when the shift lever or shift paddle switch is operated. (The warning buzzer will
sound twice.)
■When driving with the cruise control system or dynamic radar cruise control sys-
tem
The engine brake will not operate in the S mode, even when downshifting to 5 or 4.
(  P. 152, 155)
■Snow mode automatic deactivation
Snow mode is automatically deactivated if the “ENGINE START STOP” switch is
turned off after driving in snow mode.
■If the shift lever cannot be shifted from P
 P. 3 9 2
■If does not come on even after shifting the shift lever to S
This may indicate a malfunction in the automatic transmission system. Have the
vehicle inspected by your Lexus dealer immediately.
(In this situation, the vehicle will operate as if the shift lever is in D.)
■AI-SHIFT
The AI-SHIFT automatically shifts the gear to the optimal position according to the
driver performance and driving conditions.
The AI-SHIFT automatically operates when th e shift lever is in the D position. (Shift-
ing the shift lever to the S position cancels the function.)

137
2-2. Instrument cluster
2
When driving
■Indicators
The indicators inform the driver of th e operating state of the vehi-
cle’s various systems.
Turn signal indicator
( P. 1 2 8 )
(vehicles with
an automatic
transmission)
“ECT SNOW” indicator
( P. 1 2 3 )
Headlight high beam indi-
cator ( P. 1 4 3 )
(vehicles with
a manual
transmission)
“ETCS SNOW” indicator
( P. 1 2 6 )
(U.S.A.)
Headlight indicator
( P. 1 4 3 )
(vehicles with
an automatic
transmission)
“ECT PWR” indicator
( P. 1 2 3 )
(CANADA)
Tail light indicator
( P. 1 4 3 ) Cruise control indicator
( P. 1 5 2 )
Front fog light indicator
( P. 1 4 6 )
(if equipped)
“AFS OFF” indicator light
( P. 1 4 4 )
(vehicles with an automatic trans-
mission)
Shift position and shift range indica-
tors ( P. 122)
(if equipped)
Intuitive parking assist
indicator ( P. 1 6 4 )
Slip indicator ( P. 1 7 1 )
“VSC OFF” indicator
( P. 1 7 2 )
SRS airbag on-off indica-
tor ( P. 9 0 )
*
*
*
*

152
2-4. Using other driving systems
Cruise control (if equipped)
Use the cruise control to maintain a set speed without using the accelera-
tor.
■ Set the vehicle speed
Turn the “ON-OFF” button on.
Push the button once more to
deactivate the cruise control.
Accelerate or decelerate to the
desired speed and press the
lever down to set the cruise
control speed.
■ Adjusting the speed setting
Increase speed
Decrease speed
Hold the lever until the desired
speed setting is obtained.
Fine adjustment of the set
speed (approximately 1.0 mph
[1.6 km/h]) can be made by
lightly pressing the lever up or
down and releasing it.
STEP1
STEP2

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2-4. Using other driving systems
2
When driving
■Cruise control can be set when
●The shift lever is in the D or 4, 5 or 6 range of S. (vehicles with an automatic
transmission)
●Vehicle speed is between approximately 25 mph (40 km/h) and 125 mph
(200 km/h).
■Accelerating
The vehicle can be accelerated normally.
■Automatic cruise control cancellation
The set speed is automatically cancelled in any of the following situations.
●Actual vehicle speed falls more than 10 mph (16 km/h) below the preset vehicle
speed
At this time, the memorized set speed is not retained.
●Actual vehicle speed is below 25 mph (40km/h)
●VSC is activated
■Canceling and resuming regular acceleration
Cancel
Push the lever towards you to
cancel cruise control.
The speed setting is also can-
celed when the brakes are
applied or the clutch (manual
transmission) is depressed.
Resume
To resume cruise control and
return to the set speed, push the
lever up.