See also:

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

Entering the vehicle following remote engine start shutdown
An alarm trigger may occur if the vehicle is opened by the remote keyless entry transmitter within a few seconds immediately following remote engine start shutdown. ...

Manual transmission models
Manual transmission models The key can be turned from “Acc” to “LOCK” only when the key is pushed in while turning it. ...