FAA and most all global air systems and services tend to use their own nomenclature for communicating to pilots -- I would read "equipment failure" as a term th

FAA and most all global air systems and services tend to use their own nomenclature for communicating to pilots -- I would read "equipment failure" as a term that pilots would use and understand as "a temporary or permanent failure of software or hardware in the system" and not read into it any additional common sense from other areas of expertise.