PTY (Program type) group selection
In the PTY selection mode, press the following button to change the PTY group by one step at a time.
Type A and B audio:

Type C audio:

This operation only changes the display. It does not change the station that is currently being received.
See also:
The Ultimate Performance Subaru
The 2011 WRX STI continues as the ultimate-performance Subaru with its
high-boost 305-hp turbocharged/intercooled 4-cyl. Boxer engine and 6-speed
manual transmission. The STI also features Multi-M ...
2.0-L DOHC engines on the 2.0X and 2.0XS
Fuel economy has been improved with the redesigned DOHC cylinder head, as
well as through optimization of the compression ratio and reduction of the
volume of the combustion chamber.
Low-end and ...
Control panel
1) Temperature control button (driver’s side)
2) Dual mode button
3) Airflow mode selection button
4) Fan speed control button
5) Temperature control button (front passenger’s side)
6) AUTO but ...
