Radar sensor
The radar sensor detects vehicles or other obstacles on or near the road ahead and determines whether a collision is imminent based on the position, speed, and heading of the obstacles.

See also:
Quality Control
You may have noticed a few miles on the odometer when you took delivery of your
Lexus. This mileage is a result of the comprehensive process used to ensure the
quality of your vehicle. This proces ...
Follow the correction procedures.
A buzzer sounds and a warning message is shown on the multi-informa- tion display.
After taking the specified steps to correct the suspected problem, check that the
warning message goes off.
...
Obtaining Warranty Service
BY GEOGRAPHIC REGION
In the United States, U.S.
Territories and Canada
To obtain warranty service in the United States, U.S. territories or Canada,
take your vehicle to an authorized Lexus dealer ...
