See also:

CHECK ENGINE warning light/Malfunction indicator lamp
If the CHECK ENGINE light illuminates while you are driving, have your vehicle checked/repaired by your SUBARU dealer as soon as possible. Continued vehicle operation without having the emission ...

ON
This is the normal operating position after the engine is started. ...

Tone and balance control
Each brief press of the “TUNE/TRACK/ CH” dial changes the control modes in the following sequence. Choose the desired level for each mode by turning the “TUNE/TRACK/CH” dial. The control func ...