2012 Lexus IS220d park assist

349
10
PERIPHERAL MONITORING SYSTEM
ISF_IS_ISC_Navi_EE
2. LEXUS PARKING ASSIST-SENSOR
1. LEXUS PARKING ASSIST-SENSOR
Front corner sensors
Rear corner sensors
Rear centre sensors
1Press “ ” or “ ” of the satellite
switch until the Lexus parking as-
sist-sensor mark appears in the
multi-information display.
IS F
IS250/IS250C
2Press the “ON/OFF” button of the
satellite switch to select “ON”.
The Lexus parking assist-sensor indica-
tor will be displayed.
The distance to obstacles measured
by the sensors is communicated via
the display and a buzzer when paral-
lel parking or maneuvering into a ga-
rage. Always check the surrounding
area when using this system.
TYPES OF SENSORS
SETTING THE LEXUS
PARKING ASSIST-SENSOR
MODE

350
2. LEXUS PARKING ASSIST-SENSOR
ISF_IS_ISC_Navi_EE
MULTI-INFORMATION DIS-
PLAY
Front corner sensors operation
Rear corner sensors operation
Rear centre sensors operation
NAVIGATION DISPLAY
When the vehicle is moving forward
The graphic is automatically displayed
when an obstacle is detected. The
screen can be set so that the graphic is
not displayed. (See page 356.)
When the vehicle is moving back-
ward
A simplified image is displayed on the
right upper corner of the screen when
an obstacle is detected.
Pressing the “ON/OFF” button turns
the Lexus parking assist-sensor on
and off.
To turn on:Press the “ON/OFF” but-
ton. The buzzer sounds to
inform the driver that the
system is operational.
To turn off:Press the
“ON/OFF” but-
ton again.
The Lexus parking assist-sensor will
remain on even after turning the
“ENGINE START STOP” switch to
OFF and then to IGNITION ON
mode with the Lexus parking assist-
sensor on. However, a beep does not
sound at this time.
DISPLAY
When the sensors detect an obstacle,
the graphic is shown on the multi-in-
formation display and navigation
display according to position and
distance to the obstacle.

351
2. LEXUS PARKING ASSIST-SENSOR
10
PERIPHERAL MONITORING SYSTEM
ISF_IS_ISC_Navi_EE
CORNER SENSORS
CENTRE SENSORS
DETECTION LEVEL AND APPROXIMATE DISTANCE TO AN OB-
STACLE (IS F/IS250)
THE DISTANCE DISPLAY AND BUZZER
When a sensor detects an obstacle, the direction of and the approximate dis-
tance to the obstacle are displayed and the buzzer sounds.
Level1234
Display example
BuzzerMediumFastContinuous
Level1234
Display example
BuzzerSlowMediumFastContinuous
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
Rear corner
sensors
1.6 to 1.2 ft.
(50 to 37.5
cm)1.2 to 0.8 ft.
(37.5 to 25
cm)0.8 ft. (25 cm)
or less
Rear centre
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

352
2. LEXUS PARKING ASSIST-SENSOR
ISF_IS_ISC_Navi_EE
DETECTION LEVEL AND APPROXIMATE DISTANCE TO AN OB-
STACLE (IS250C)
Level1234
Front corner
sensors
1.6 to 1.2 ft.
(50 to 37.5
cm)1.2 to 0.8 ft.
(37.5 to 25
cm)0.8 ft. (25 cm)
or less
Rear corner
sensors
1.6 to 1.2 ft.
(50 to 37.5
cm)1.2 to 0.8 ft.
(37.5 to 25
cm)0.8 ft. (25 cm)
or less
Rear centre
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. (See page 356.)

353
2. LEXUS PARKING ASSIST-SENSOR
10
PERIPHERAL MONITORING SYSTEM
ISF_IS_ISC_Navi_EE
Approximately 1.6 ft. (50 cm)
Approximately 4.9 ft. (150 cm)
Approximately 1.6 ft. (50 cm)
The diagram shows the detection range
of the sensors. Note that the sensors
cannot detect obstacles that are
extremely close to the vehicle.
The range of the sensors may change
depending on the shape of the object
etc.There is dirt, snow or ice on a sensor.
A sensor is frozen.
A sensor is covered in any way.
The vehicle is leaning considerably to
one side.
On an extremely bumpy road, on an
incline, on gravel, or on grass
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.
There is another vehicle equipped with
parking assist-sensors in the vicinity.
A sensor is coated with a sheet of spray
or heavy rain.
The vehicle is equipped with a fender
pole or radio antenna.
Towing eyelets are installed.
A bumper or sensor receives a strong
impact.
The vehicle is approaching a tall or
right-angled curb.
In harsh sunlight or intense cold
weather.
A non-genuine Lexus suspension (low-
ered suspension etc.) is installed.
DETECTION RANGE OF THE
SENSORSSENSOR DETECTION
INFORMATION
Certain vehicle conditions and the
surrounding environment may affect
the ability of a sensor to correctly de-
tect an obstacle. Particular instances
where this may occur are listed be-
low.
In addition to the examples above,
there are instances in which, because
of their shapes, signs and other
objects may be judged by a sensor to
be closer than they are.

354
2. LEXUS PARKING ASSIST-SENSOR
ISF_IS_ISC_Navi_EE
The shape of the obstacle may prevent
a sensor from detecting it. Pay particu-
lar 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 pro-
jecting outwards in the direction of
your vehicle
CAUTION
Caution when using the Lexus park-
ing assist-sensor
Observe the following precautions.
Failing to do so may result in the
vehicle being unable to be driven
safely and possibly 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 func-
tioning properly continue to detect
obstacles, never use the Lexus park-
ing assist if one more sensor(s) may
be malfunctioning.
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
malfunctioning.
As the parking assist-sensor might be
malfunctioning in the following
cases, have it checked by any autho-
rized Lexus dealer or repairer, or
another duly qualified and equipped
professional.
• The graphic which indicates that an
obstacle has been detected does not
come on and a beep does not sound
even when the Lexus parking assist-
sensor mode is turned on.
• The graphic which indicates that an
obstacle has been detected comes on
despite no obstacle around the vehi-
cle.
• 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.

355
2. LEXUS PARKING ASSIST-SENSOR
10
PERIPHERAL MONITORING SYSTEM
ISF_IS_ISC_Navi_EE
Multi-information displayMulti-information display
If this message appears, have the park-
ing assist-sensor checked by any autho-
rized Lexus dealer or repairer, or
another duly qualified and equipped
professional.
LEXUS PARKING ASSIST-
SENSOR FAILURE
WARNING
If an error is detected when the park-
ing assist-sensor is turned on, the ve-
hicle symbol comes on or flashes
with beeping sounds.
INFORMATION
The 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
Lexus parking assist-sensor
WHEN SNOWFLAKES OR
MUD GETS ON THE
SENSORS
INFORMATION
If this message appears, remove the
foreign matter from the sensor.
If the failure warning does not go off
even after the foreign matter is
removed, the parking assist-sensor
may be malfunctioning. Have it
checked by any authorized Lexus
dealer or repairer, or another duly
qualified and equipped professional.
WHEN THE SENSOR IS
MALFUNCTIONING

356
2. LEXUS PARKING ASSIST-SENSOR
ISF_IS_ISC_Navi_EE
2. LEXUS PARKING ASSIST SETTING
1Press the “SETUP” button.
2Touch “Vehicle”.
3Touch “LEXUS park assist”.
4Touch the desired button.
5Touch “OK”.
1Press the “SETUP” button.
2Touch “Vehicle” on the “Setup”
screen.
3Touch “LEXUS park assist” on the
“Vehicle settings” screen.
4Touch the desired screen button.
The volume has 5 levels, increasing
with higher value.
5Touch “OK”.
The volume of the beeps, turning on
or off of the display, etc. can be set.SETTING AN ALERT
VOLUME
The alert volume can be adjusted.