1. A fault information management system for a vehicle comprising: an interface, for connecting a fault item, and which connects to each controller of a vehicle; a first memory for storing a fault state, and which stores fault information occurring in the present time for each fault item; a memory for establishing a management reference for each fault item, and transmits the reference to a logic; a logic which manages fault information and fault history according to the management reference for each fault item; and a second memory which stores the fault information managed by the logic for managing the fault information, fault history together and priority order of the fault information.