Toyota IS300h Manual page 317

 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.
IS300h/250_Navi_EE
2. LEXUS PARKING ASSIST-SENSOR
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
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.
following
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