Toyota VELLFIRE 2010 Manual page 302

Machine Translated by Google
300 4-5. Driving support equipment
In the unlikely event that the Intelligent Clearance Sonar is accidentally activated at a railroad crossing,
etc. Even if the Intelligent Clearance Sonar is accidentally activated at a railroad crossing, etc., the
brake control will be canceled in about 2 seconds, so the vehicle will continue to move forward. You
can escape by Also, even if you step on the brake pedal, the brake control will be canceled, so you can
move forward and escape by stepping on the accelerator
pedal again. ÿSituation where the system may not work properly
The system may not work properly in the following situations.
In hot weather or in cold weather
when the wind is strong
•Influence of the surrounding environment
ÿ When there is an imperceptible obstacle between the vehicle and a sensible obstacle ÿ An obstacle such as a car,
motorcycle, bicycle, or pedestrian cuts in from the side of the vehicle or jumps out
When you arrive
Influence of the weather
ÿ When the temperature around the sensor is extremely high or low due to the hot weather or cold weather ÿ
When ice, snow, mud, etc. adheres to the sensor (the sensor will return to normal after removing it) ÿ When the sensor is exposed
to heavy rain or splashing water ÿ When the wind is strong ÿ Bad weather
conditions such as fog,
snow, sandstorms, etc. Influence of other sound waves
ÿ When an object that generates ultrasonic waves such as the horn of another vehicle, the engine sound of a motorcycle, the air brake
sound of a large vehicle, a vehicle sensor, the clearance sonar of another vehicle, etc. is nearby. type license plate
<especially fluorescent light type>, fog lights, fender poles, wireless antennas, etc.) Changes in the vehicle
ÿ When the vehicle tilts significantly ÿ When the
vehicle height changes significantly due to loading conditions (nose up, nose down, etc.) ÿ When the direction of the sensor is misaligned
due to a collision, etc.