Subaru Impreza Owners Manual

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Lubrication oil circulation in the refrigerant circuit
Operate the air conditioner compressor at a low engine speed (at idle or low driving speeds) a few minutes each month during the off-season to circulate its oil. ...

Pre-heating or pre-cooling the interior of the vehicle
Before exiting the vehicle, set the temperature controls to the desired setting and operation. After the system starts the vehicle, the heater or air-conditioning will activate and heat or coo ...

Rear wiper
To turn the rear wiper on, turn the knob on the end of the wiper control lever upward to the “INT” or “ON” position. To turn the wiper off, return the knob on the end of the lever to the “OFF” ...