TOYOTA 2011 Tundra - Manual (Page 252)

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2-4. Using other driving systems
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.
l 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 projecting outwards in the direction
of your vehicle
• A person near the vehicle (depending on the type of clothes worn)
• When the bumper is damaged.
n Certification (Canada only)
This ISM device complies with Canadian ICES-001.
n If the indicator is continuously on
Have the vehicle inspected by your Toyota dealer.
n If the indicator remains blinking but do not sound the buzzer
Clean the sensors with soft cloth.
CAUTION
n Caution when using the intuitive parking assist
Observe the following precautions.
Failure to do so may result in the vehicle being unable to be driven safely
and possibly cause an accident.
l Do not use the sensor at speeds in excess of 6 mph (10 km/h).
l Do not attach any accessories within the sensor range.
NOTICE
n 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.