See also:

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 t ...

If you think something is wrong
If you notice any of the following symptoms, your vehicle probably needs adjustment or repair. Contact your Lexus dealer as soon as possible. - Visible symptoms l Fluid leaks under the vehicle ( ...

Operating HomeLink®
Press the appropriate HomeLink® button. The HomeLink® indicator light should come on. The HomeLink® compatible transceiver in your vehicle continues to send a signal for up to 20 seconds as lo ...