Toyota Yaris Manual page 277

Adjusting sound quality
■
Turning
Sound
quality mode
Bass
Treble
Front/rear
volume
balance
Left/right
volume
balance
*
: The sound quality level is adjusted individually in each audio mode.
Adjusting the Automatic Sound Levelizer (ASL)
■
When ASL is selected, turning
amount of ASL in the order of LOW, MID and HIGH.
Turning
ASL automatically adjusts the volume and tone quality according to
vehicle speed.
YARIS_F_WE_52F20E
adjusts the level.
Mode
displayed
*
"BASS"
*
"TREBLE"
"FADER"
"BALANCE"
to the left turns ASL off.
5-2. Using the audio system
Turn to the
Level
left
-5 to 5
Low
-5 to 5
R7 to F7 Shifts to rear Shifts to front
L7 to R7 Shifts to left
to the right changes the
277
Turn to the
right
High
Shifts to right
5