Toyota Yaris Sedan 2008 Quick Reference Manual page 201

Adjusting sound quality
n
Turning
Sound qual-
ity mode
Bass
Treble
Front/rear
balance
Left/right
balance
Adjusting the Automatic Sound Levelizer (ASL) - Type B only
n
When "ASL" is selected, turning
"ASL level in the order of the "LOW", "MID" and "HIGH".
Turning
ASL automatically adjusts the volume and tone quality according to
the vehicle speed.
or adjusts the level.
Mode
Level
displayed
BAS -5 to 5
TRE -5 to 5
FAD R7 to F7
BAL L7 to R7
to the left turns "ASL" off.
3-2. Using the audio system
Turn to the Turn to the
left
Low
Shifts to
Shifts to rear
Shifts to
Shifts to left
to the right changes the
right
High
front
3
right
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