To change the cruising speed

See also:

Acc
In this position the electrical accessories (audio, accessory power outlet, etc.) can be used. ...

Fuse panel located in the passenger compartment
...

Rear gate (Outback) – if the rear gate cannot be unlocked
In the event that you cannot unlock the rear gate by operating the power door locking switches or the remote keyless entry system, you can unlock it from inside the cargo area. 1. Remove the ac ...