See also:

Windshield wiper and washer switches
The wiper operates only when the ignition switch is in the “ON” position. ...

Rear window wiper and washer switch (Outback)
: Washer (accompanied by wiper operation) ON: Continuous INT: Intermittent OFF: Off : Washer (accompanied by wiper operation) ...

Precautions against vehicle modification
Always consult your SUBARU dealer if you want to install any accessory parts to your vehicle. Do not perform any of the following modifications. Such modifications can interfere with proper opera ...