2015 Lexus IS250 parking sensors

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IS250/350_Navi_U
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1. LEXUS PARKING ASSIST MONITOR ............................................. 282
DRIVING PRECAUTIONS .............................. 282
SCREEN DISPLAY ............................................... 284
USING THE SYSTEM.......................................... 285
2. ESTIMATED COURSE LINE DISPLAY MODE ................................. 287
SCREEN DESCRIPTION ................................... 287
PARKING .................................................................. 288
3. PARKING ASSIST GUIDE LINE DISPLAY MODE ................................. 289
SCREEN DESCRIPTION .................................. 289
PARKING .................................................................. 290
4. LEXUS PARKING ASSIST MONITOR PRECAUTIONS ........... 291
AREA DISPLAYED ON SCREEN .................. 291
THE CAMERA ......................................................... 292
DIFFERENCES BETWEEN
THE SCREEN AND
THE ACTUAL ROAD...................................... 293
WHEN APPROACHING THREE-DIMENSIONAL OBJECTS.......... 294
5. THINGS YOU SHOULD KNOW ..................................................... 296
IF YOU NOTICE ANY SYMPTOMS ......... 296
1. INTUITIVE PARKING ASSIST ........... 298
TYPES OF SENSORS.......................................... 298
INTUITIVE PARKING
ASSIST SWITCH................................................. 298
DISPLAY .................................................................... 299
THE DISTANCE DISPLAY AND BUZZER ................................................................. 300
DETECTION RANGE OF THE SENSORS.................................................... 302
SENSOR DETECTION INFORMATION ................................................. 302
INTUITIVE PARKING ASSIST-SENSOR FAILURE
WARNING............................................................ 304
CERTIFICATION ................................................... 305
2. INTUITIVE PARKING ASSIST SETTING.................................. 306
SETTING AN ALERT VOLUME.................... 307
SETTING A PARKING SONAR
DISPLAY................................................................. 307
SETTING A DISPLAY AND TONE INDICATION ....................................................... 308
1LEXUS PARKING ASSIST
MONITOR2INTUITIVE PARKING ASSIST
PERIPHERAL MONITORING SYSTEM

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IS250/350_Navi_U
2. INTUITIVE PARKING ASSIST
1. INTUITIVE PARKING ASSIST*
Front corner sensors
Front center sensors
Rear corner sensors
Rear center sensors
1Turn the intuitive parking assist on/off.
zWhen on, the indicator light comes on to
inform the driver that the system is opera-
tional.
The distance to obstacles measured by
the sensors is communicated via the dis-
play and a buzzer when parallel parking
or maneuvering into a garage. Always
check the surrounding area when using
this system.
TYPES OF SENSORS
*: If equipped
INTUITIVE PARKING ASSIST
SWITCH

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2. INTUITIVE PARKING ASSIST
IS250/350_Navi_U
PERIPHERAL MONITORING SYSTEM
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■MULTI-INFORMATION DISPLAY
Front corner sensors operation
Front center sensors operation
Rear corner sensors operation
Rear center sensors operation
■NAVIGATION DISPLAY
X When the vehicle is moving forward
: Select to mute the buzzer sounds.
zThe graphic is automatically displayed
when an obstacle is detected. The screen
can be set so that the graphic is not dis-
played. ( →P. 3 0 6 )
XWhen the vehicle is moving backward
zA simplified image is displayed on the
right upper corner of the screen when
an obstacle is detected.
DISPLAY
When the sensors detect an obstacle,
the graphic is shown on the multi-infor-
mation display and navigation display
according to position and distance to
the obstacle.

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2. INTUITIVE PARKING ASSIST
IS250/350_Navi_U
■CORNER SENSORS
■ CENTER SENSORS
THE DISTANCE DISPLAY AND BUZZER
When a sensor detects an obstacle, the direction of and the approximate distance to
the obstacle are displayed and the buzzer sounds.
Level1234
Display example
BuzzerMediumFastContinuous
Level1234
Display example
BuzzerSlowMediumFastContinuous

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2. INTUITIVE PARKING ASSIST
IS250/350_Navi_U
PERIPHERAL MONITORING SYSTEM
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■DETECTION LEVEL AND APPROXIMATE DISTANCE TO AN OBSTA-
CLE
Level1234
Front corner
sensors1.6 to 1.3 ft.
(50 to 40 cm)1.3 to 1.0 ft.
(40 to 30 cm)1.0 ft. (30 cm) or less
Front center sensors3.3 to 1.6 ft.
(100 to 50 cm)1.6 to 1.3 ft.
(50 to 40 cm)1.3 to 1.0 ft.
(40 to 30 cm)1.0 ft. (30 cm) or less
Rear corner sensors2.0 to 1.5 ft.
(60 to 45 cm)1.5 to 1.0 ft.
(45 to 30 cm)1.0 ft. (30 cm) or less
Rear center sensors4.9 to 2.0 ft.
(150 to 60 cm)2.0 to 1.5 ft.
(60 to 45 cm)1.5 to 1.1 ft.
(45 to 35 cm)1.1 ft. (35 cm) or less
INFORMATION
●Settings (e.g. buzzer volume) can be changed. ( →P. 3 0 6 )

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2. INTUITIVE PARKING ASSIST
IS250/350_Navi_U
Approximately 1.6 ft. (50 cm)
Approximately 2.0 ft. (60 cm)
Approximately 3.3 ft. (100 cm)
Approximately 4.9 ft. (150 cm)
zThe diagram shows the detection range of
the sensors. Note that the sensors cannot
detect obstacles that are extremely close to
the vehicle.
z The range of the sensors may change
depending on the shape of the object etc. z
There is dirt, snow or ice on a sensor.
z A sensor is frozen.
z A sensor is covered in any way.
z The vehicle is leaning considerably to one
side.
z On an extremely bumpy road, on an
incline, on gravel, or on grass
z The vicinity of the vehicle is noisy due to
vehicle horns, motorcycle engines, air
brakes of large vehicles, or other loud
noises producing ultrasonic waves.
z There is another vehicle equipped with
parking assist-sensors in the vicinity.
z A sensor is coated with a sheet of spray or
heavy rain.
z The vehicle is equipped with a fender pole
or radio antenna.
z Towing eyelets are installed.
z A bumper or sensor receives a strong
impact.
DETECTION RANGE OF THE
SENSORSSENSOR DETECTION
INFORMATION
Certain vehicle conditions and the sur-
rounding environment may affect the
ability of a sensor to correctly detect an
obstacle. Particular instances where this
may occur are listed below.

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2. INTUITIVE PARKING ASSIST
IS250/350_Navi_U
PERIPHERAL MONITORING SYSTEM
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zThe vehicle is approaching a tall or right-
angled curb.
z In harsh sunlight or intense cold weather.
z A non-genuine Lexus suspension (lowered
suspension etc.) is installed.
z The shape of the obstacle may prevent a
sensor from detecting it. Pay particular
attention to the following obstacles:
• Wires, fences, ropes, etc.
• Cotton, snow and other materials that
absorb sound waves
• Sharply-angled objects
• Low obstacles
• Tall obstacles with upper sections project- ing outwards in the direction of your vehi-
cle
z In addition to the examples above, there
are instances in which, because of their
shapes, signs and ot her objects may be
judged by a sensor to be closer than they
are.
CAUTION
● Caution when using the intuitive parking
assist-sensor
Observe the following precautions.
Failing to do so may result in the vehicle
being unable to be driven safely and pos-
sibly cause an accident.
• Do not use the sensor at speeds in excess of 6 mph (10 km/h).
• Do not attach any accessories within the sensor range.
● Even though sensors which are function-
ing properly continue to detect obstacles,
never use the intuitive parking assist if
one more sensor(s) may be malfunction-
ing.

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2. INTUITIVE PARKING ASSIST
IS250/350_Navi_U
NOTICE
●Notes when washing the vehicle
● Do not apply intensive bursts of water or
steam to the sensor area.
● Doing so may result in the sensor mal-
functioning.
● As the intuitive pa rking assist-sensor
might be malfunctioning in the following
cases, have it checked by your Lexus
dealer.
• The graphic which indicates that an obstacle has been detected does not
come on and a beep does not sound
even when the intuitive parking assist
mode is turned on.
• The graphic which indicates that an obstacle has been detected comes on
despite no obstacle around the vehicle.
• If your vehicle has been involved in an accident.
• If the graphic which indicates that an obstacles has been detected remains
on without a beeping sound.
INTUITIVE PARKING ASSIST-
SENSOR FAILURE WARNING
If an error is detected when the intuitive
parking assist-sensor is turned on, the
vehicle symbol comes on or flashes with
beeping sounds.
INFORMATION
● The intuitive parking assist-sensor failure
warning display is not given in either of
the following operations:
• Changing to another screen
• Turning off the main switch for the intui-
tive parking assist-sensor
WHEN SNOWFLAKES OR
MUD GETS ON THE SENSORS
INFORMATION
● If this screen appears, remove the foreign
matter from the sensor.
● If the failure warning does not go off even
after the foreign matter is removed, the
intuitive parking assist-sensor may be
malfunctioning. Have it checked by your
Lexus dealer.