See also:

To enter the passive mode
If you wish to program the passive arming mode, have it done by your SUBARU dealer. ...

START
The engine is started in this position. The starter cranks the engine to start it. When the key is released (after the engine has started), the key automatically returns to the “ON” position. Do ...

Trunk lid (Legacy) – if the trunk lid cannot be opened
The trunk lid can also be opened using the key. To open the trunk lid, insert the key into the key cylinder and turn it clockwise. ...