Patent attributes
A vehicle control system includes a processing device provided in a vehicle, an application unit (app unit) implemented by execution of an application program by the processing device, a function restriction determining unit determining whether function restriction on the app unit is to be performed based on a used key code, and a function restriction applying unit instructing the app unit to apply a determination result of the determination. The function restriction determining unit determines whether the function restriction on the app unit is to be performed based on a key code of the used electronic key at a plurality of predetermined times, and the function restriction applying unit instructs the app unit to apply the determination result upon activation of the application unit and when a notification of the determination result is received from the function restriction determining unit after the activation.