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:

    Folding down the second seatbacks (with third seats)
    Before folding down the second seatbacks Lower the head restraints to the lowest position. Folding down second seatbacks Pull the seatback lock release lever and fold them down. To return the se ...

    The Smart Key
    Your Lexus vehicle was made with two “Smart Keys” and an aluminum key-number plate. Each Smart Key includes an electronic main key that has an integrated mechanical back-up key. The electronic ...

    Electrical system
    ...