VEHICLE MANAGEMENT SYSTEM AND VEHICLE MANAGEMENT METHOD

A vehicle management system includes a signal transmission device and a management device configured to manage a vehicle. The signal transmission device is configured to transmit an abnormality signal for notifying of an abnormality of the vehicle to the management device in a case where a predetermined operation is executed for the signal transmission device in the vehicle during autonomous driving without presence of a manager. The signal transmission device may be mounted on a vehicle or a mobile terminal.