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:

    Refueling
    Opening the fuel tank cap The fuel tank of your vehicle has a special structure, which requires a reduction in fuel tank pressure before refueling. After the opener switch has been pressed, it will ...

    Light bulbs
    You may replace the following bulbs yourself. The difficulty level of replacement varies depending on the bulb. If necessary bulb replacement seems difficult to perform, contact your Lexus dealer. ...

    Setting home as the destination
    1. Push the “DEST” button. 2. Touch “Go Home”. “Go Home” can be used if your home has been registered. (To register “Home”, see “(a) Registering home” on page 111.) 3.To ...