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:
Federal Emission Control Warranty
WHAT IS COVERED AND HOW LONG
Emission Defect Warranty
Lexus warrants that your vehicle:
• Was designed, built and equipped to conform at the time of sale with applicable
federal emissions stand ...
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 ...
General maintenance
Listed below are the general maintenance items that should be performed at
the intervals specified in the “Warranty and Service Guide” or “Owner’s Manual Supplement”.
It is recommended t ...
