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:

    Replacing the Key
    Your Lexus dealer can generate replacement keys. Certain bonded/ registered locksmiths may also be able to generate replacement keys. When ordering a new key, bring all keys for the vehicle to your ...

    Optimal use of the audio system
    1, Displays the current mode 2, Changes the following set- tings: • Sound quality and volume balance The sound quality and balance setting can be changed to pro- duce the best sound. • Autom ...

    Vehicle settings
    Vehicle information can be set. ...