It couldn't be easier to disable auto start/stop on your Subaru Forester. This intelligent device restores your preference for auto start-stop automatically which eliminates the need to press the auto stop button after each ignition cycle.
Check out this installation and demonstration of the AE022 model for vehicles with RAB.
The AE022 device for Subaru Forester vehicles with RAB simply plugs into the module under the driver's seat. Watch the video below to see the installation process
Subaru Forester Auto Start Stop System Disable
From Autostop Eliminator