2015 Lexus IS250 Automatic air conditioning system /

17
Windshield Wipers and Washer
Intermittent windshield wipers with interval adjuster
(U.S.A.) or (Canada) 
Up 2 levels
Up 1 level

(U.S.A.) or (Canada) 
Down 1 level

(U.S.A.) or (Canada) 
Down 2 levels
The lever will return to its original position after operation.
1
2
3
4
or or or
OffTe m p o r a r y
operationTe m p o r a r yoperationIntermittent operationHigh speedoperation
Intermittent operationOffOffLow speedoperationHigh speed operation
Low speed operationOffIntermittent operationHigh speedoperationHigh speedoperation
High speed operationOffLow speedoperationNo changeNo change
Status 
before 
operation
Operation

18
Wiper intervals can be adjusted when inter-
mittent operation is selected.Increases the intermittent windshield
wiper frequency
Decreases the interm ittent windshield
wiper frequency
Washer/wiper dual operation
The wipers will automatically operate a
couple of times after the washer
squirts.
Vehicles with headlight cleaners:
When the headlights are on and the
lever is pulled and held, the headlight
cleaners will operate once. After this,
the headlight cleaners will operate
every 5th time the lever is pulled.
5
6
7

19
Rain-sensing windshield wipers
(U.S.A.) or (Canada)
Up 2 levels
Up 1 level
(U.S.A.) or (Canada) 
Down 1 level
(U.S.A.) or (Canada)
Down 2 levels
AUTO mode on/off switch
With AUTO mode selected, the wipers
will operate automatically when the
sensor detects fallin g rain. The system
automatically adjusts wiper timing in
accordance with rain volume and vehi-
cle speed.
The AUTO mode indicator will turn on
when AUTO mode is selected.
*: After temporary operation, the mode will return to AUTO mode.
AUTO mode 
indicator
1
2
3
4
5
or or or
OffTe m p o r a r y operationTe m p o r a r yoperationLow speedoperationHigh speed operation
Low speed operationOffOffHigh speed operationHigh speedoperation
High speed operationOffLow speedoperationNo changeNo change
AUTO mode
Intermit- tent
operation
Off
Te m p o r a r y
operation
*Low speed operationHigh speed operation
Continu- ouslyNo change
Status 
before 
operation
Operation

20
When AUTO mode is selected, the sensor
sensitivity can be adjusted by turning the
switch ring.Increases the sensitivity
Decreases the sensitivity
Washer/wiper dual operation
The wipers will automatically operate a
couple of times after the washer
squirts.
Vehicles with headlight cleaners:
When the headlights are on and the
lever is pulled and held, the headlight
cleaners will operate once. After this,
the headlight cleaners will operate
every 5th time the lever is pulled.
6
7
8

21
Cruise Control (if equipped)
Indicators
Cruise control switch
■Setting the vehicle speed
Press the “ON/OFF” button to activate
the cruise control.
Cruise control indicator will come on.
Press the button again to deactivate
the cruise control.
Accelerate or decelerate the vehicle to
the desired speed, and push the lever
down to set the speed.
“SET” indicator will come on.
The vehicle speed at the moment the
lever is released becomes the set
speed.
Use the cruise control to maintain a set speed without depressing the accelerator pedal.
1
2
1
2

22
■Adjusting the set speed
Increases the speed
Decreases the speed
Fine adjustment: Momentarily move
the lever in the desired direction.
Large adjustment: Hold the lever in the
desired direction.
■ Canceling and resuming the constant speed control
Pulling the lever toward you cancels
the constant speed control.
The speed setting is also canceled
when the brakes are applied.
Pushing the lever up resumes the con-
stant speed control.
Resuming is available when the vehicle
speed is more than approximately 25
mph (40 km/h).
1
2
1
2

23
Dynamic Radar Cruise Control (if equipped)
Vehicle-to-vehicle distance button
Display
Set speed
Indicators
Cruise control switch
■Setting the vehicle speed (vehicle-to-vehicle distance control mode)
Press the “ON/OFF” button to activate
the cruise control.
Dynamic radar cruise control indica-
tor will come on.
Press the button again to deactivate
the cruise control.
Accelerate or decelerate the vehicle to
the desired speed, and push the lever
down to set the speed.
“SET” indicator will be displayed.
The vehicle speed at the moment the
lever is released becomes the set
speed.
Dynamic radar cruise control supplements conventional cruise control with a vehicle-to-
vehicle distance control. In vehicle-to-vehicle distance control mode, the vehicle automat-
ically accelerates or decelerate s in order to maintain a set following distance from vehi-
cles ahead.
1
2
3
4
5
1
2

24
■Adjusting the set speed
Increases the speed
Decreases the speed
Fine adjustment: Momentarily move
the lever in the desired direction.
Large adjustment: Hold the lever in the
desired direction.
■ Changing the vehicle-to-vehicle distance
Pressing the button changes the vehicle-to-
vehicle distance as follows:
Long
Medium
Short
The vehicle-to-vehicle distance is set
automatically to long mode when the
engine switch is turned to IGNITION
ON mode.
If a vehicle is running ahead of you, the
preceding vehicle mark will also be dis-
played.
1
2
Preceding
vehicle mark
1
2
3
The vehicle-to-vehicle distance control mode maintains the preset cruising speed as long
as no vehicle is detected ahead.