Turning the Automatic Sound Levelizer (ASL) on/off

Turning the “TUNE/SEL” knob clockwise turns on the ASL, and turning the “TUNE/SEL” knob counterclockwise turns off the ASL.

ASL automatically adjusts the volume and tone quality according to the noise level as you drive your vehicle.

    See also:

    Changing the registered name of a cellular phone
    Select “Change Name” using a voice command or the “TUNE/ SEL” knob. Pattern A Select the name of the cellular phone to be changed by either of the following methods, and select “Conf ...

    Automatic High Beam
    The Automatic High Beam uses an in-vehicle camera sensor to assess the brightness of streetlights, the lights of oncoming and preceding vehicles, etc., and automatically turns high beam on or off ...

    Vehicle Service Agreements
    If you plan to keep your vehicle for several years or if you accumulate mileage quickly, you may want to purchase a Lexus vehicle service agreement. These agreements cover the cost of specific rep ...