See also:

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. ...

Disabling the height control
When the height control OFF switch is pressed with the vehicle stopped, the vehicle height is fixed at the current height. This status is memorized in the sys- tem even after the engine is stoppe ...

If you lose your keys
New genuine Lexus keys can be made by your Lexus dealer using the other key and the key number stamped on your key number plate. ...