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:

    Glove box
    The glove box can be opened by pulling the lever and can be locked and unlocked by using the mechanical key. 1. Lock 2. Unlock 3. Open  - Glove box light The glove box light turns on whe ...

    General maintenance
    Listed below are the general maintenance items that should be per- formed at the intervals specified in the “Warranty and Services Guide” or “Owner’s Manual Supplement”. It is recommended ...

    Maintenance
    Maintenance requirements To ensure safe and economical driving, day-to-day care and regular maintenance are essential. It is the owner’s responsibility to perform regular checks. Lexus recommen ...