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:
Repair delays
If a Lexus dealership is unable to
complete repairs on your vehicle
within 30 days, you may have the
repairs made under Lexus’ provisions
for emergency warranty repairs. ...
Radiator and condenser
Check the radiator and condenser and clear any foreign objects.
If either of the above parts is extremely dirty or you are not sure of their
condition, have your vehicle checked by your Lexus deale ...
Using the Bluetooth® audio system
Bluetooth® audio system
The Bluetooth® audio system enables you to enjoy music played on a
portable
digital audio player (portable player) from the vehicle speakers via
wireless communication.
...
