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:

    Cleaning and protecting the vehicle exterior
    Perform the following to protect the vehicle and maintain it in prime condition: • Working from top to bottom, liberally apply water to the vehicle body, wheel wells and underside of the vehicle ...

    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 ...

    Set up screen
    You can change the touch screen to your desired settings. Press the “SETUP” button to display the “Setup” screen. General settings This screen is used for language selection and the o ...