ELECTRONIC CONTROLLER, ELECTRONIC KEY DEVICE, VEHICLE POSITIONAL INFORMATION STORAGE SYSTEM AND VEHICLE POSITIONAL INFORMATION TRANSMISSION METHOD

摘要

PROBLEM TO BE SOLVED: To provide an electronic key device capable of searching a passage route and a parking position of a vehicle at a position remote from the vehicle and an electronic controller capable of performing radio communication.SOLUTION: A part of a communication packet in a smart system of a vehicle is expanded so that, under a conditions that an immobilizer unit 102 is reset and engine is started, a piece of positional information acquired from a positioning system 410 such as an on-vehicle navigation system is added to a packet of a request signal to be transmitted to a smart key 120. Thereby, a parking position of the vehicle can be temporarily stored in a storage region of the smart key 120.