Power switch and volume control
Subaru Legacy / Subaru Legacy Owners Manual / Audio / Power and sound controls / Power switch and volume control

The dial is used for both power (ON/OFF) and volume control. The radio is turned ON and OFF by pressing the dial, and the volume is controlled by turning the dial.
See also:
Recommended shifting speeds
The best compromise between fuel economy
and vehicle performance during
normal driving is ensured by shifting up
at the speeds listed in the following table.
...
Non-turbo models
...
Windshield wiper and washer switches
The wiper operates only when the ignition switch is in the “ON” position. ...
