Accessory Delay Feature
WARNING: This page is about a different car, the 2013 Ford F-550 Super Duty, 2013 Ford F-450 Super Duty, 2013 Ford F-350 Super Duty, and 2013 Ford F-250 Super Duty. However, it is still accessible from the selected car via links, so may be relevant.
The accessory delay feature allows the audio system to be operated for a preset period of time after the ignition is turned off and a front door has not been opened.