Subaru 2002 Legacy Owner's Manual page 174

ECON (economy) mode:
When you press the "AUTO" switch while the system is in the AUTO
mode, it selects the ECON (economy) mode, turning on the
ECON
" " indicator light. In the ECON mode, the compressor runs to
be thrifty with energy consumption. Interior windows tend to fog in this
energy-saving operation. It is therefore recommended that the AUTO
mode be used only in high humidity conditions.
Manual mode operation:
When the Automatic Climate Control system is operating in the AUTO
mode, pressing the " ", " ", "MODE", "A/C" or
" " switch shifts the operation into the "MANUAL" mode and the
indicator light "AUTO" on the control panel will go out.
When the " ", " ", "MODE", "A/C" or " "
switch is pressed, the corresponding function can be controlled inde-
pendently, while automatic control of the other functions are main-
tained.
To change the system back to the AUTO mode, press the "AUTO"
switch.
n OFF switch
The Automatic Climate Control system turns off (the air conditioner
compressor and fan turn off) when the "OFF" switch is pressed.
When the "OFF" switch is pressed, the outside air introduction mode
(" " position) is automatically selected.
NOTE
Display illumination dimness cancellation (BRIGHT):
Setting the light switch to the "p" or "a" position causes the
illuminating icons on the display panel to dim. When traveling
with the lights on in gloomy daylight or in twilight, press the OFF
switch for 1 second or longer if you feel it is too hard to identify
the icons clearly. The brightness comes back to normal.
If you wish to dim the icons again, hold down the OFF switch
again or if you can safely do so, turn the light switch OFF and
then place it in the "p" or "a" position.
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