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:

    Rear differential
    *: Your Lexus vehicle is filled with “Toyota Genuine Differential Gear Oil” at the factory. Use Lexus approved “Toyota Genuine Differential Gear Oil” or an equivalent of matching qualit ...

    Symbols used in illustrations
    The symbol of a circle with a slash through it means “Do not”, “Do not do this”, or “Do not let this happen”. Indicates the action (pushing, turn- ing, etc.) used to operate swi ...

    Setting up the “Address Book”
    Points or areas on the map can be registered. 1. Push the “SETUP” button. 2. Touch “Navi.” on the “Setup” screen. 3. Touch “Address Book”.  - Registering address book entr ...