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:

    Power outlets
    The power outlet can be used for the following components: 12 V: Accessories that run on less than 10 A 120 V AC: Accessories that use less than 100 W ►Front (12 V) ►Rear (12V) &# ...

    Maintenance requirements
    To ensure safe and economical driving, day-to-day care and regular maintenance are essential. It is the owner’s responsibility to perform regular checks. Lexus recommends performing the followin ...

    Customization
    Your vehicle includes a variety of electronic features that can be personalized to your preferences. Programming of these preferences can be performed by your Lexus dealer. It is also possib ...