The creating necessity of the methodology for development of intelligent information technology systems for technical diagnostics has been substantiated. IDEF0 functional models have been developed. The main ranges of the functional tasks of the technical diagnostic systems creating process which based on the visual information processing have been described. The basic steps for creating technical diagnostic systems according to the developing methodology for creation of intelligent information technologies for technical diagnostic systems have been described.
functional modeling, IDEF0, methodology, diagnostic systems, information technology, intelligent technology