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:

    Driving the vehicle
    The following procedures should be observed to ensure safe driving. - Starting the engine - Driving With the brake pedal depressed, shift the shift lever to “D”. Release the parking brake ...

    Opening and closing the windows and moon roof
    Power windows The power windows can be opened and closed using the switches. Operating the switch moves the windows as follows: 1. Closing. 2. One-touch closing*. 3. Opening. 4. One-touch open ...

    Obtaining Warranty Service
    BY GEOGRAPHIC REGION In the United States, U.S. Territories and Canada To obtain warranty service in the United States, U.S. territories or Canada, take your vehicle to an authorized Lexus dealer ...