A drive system controller that improves the level of security for a
vehicle. A main microcomputer activates an image recognizer when wireless
communication is established with a portable device. The image recognizer
images a vehicle occupant to generate image data and uses the image data
to verify whether the vehicle occupant is an authorized user. The main
microcomputer enables the starting of the engine when wireless
communication with the portable device is established and the image
recognizer verifies that the vehicle occupant is an authorized user.