Interior features

Turning the Automatic Sound Levelizer (ASL) on/off

~1min read

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.

Test yourself

A quick Lexus GX quiz: every answer comes with an explanation and a link to the manual page.