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:
Warning and indicator lights
...
Starting your vehicle
NOTE
All vehicle doors, the engine hood and trunk / rear gate must be closed prior
to activating the remote engine start system. Any open entry point will prevent
starting or cause the system t ...
Acc
In this position the electrical accessories (audio, accessory power outlet, etc.) can be used. ...
