020 A320-232 IAE V2500 A5
During cruise F340 E/WD started displaying rapid and continuous ecam warning messages....rud trim2 fault..fws sdac2 fault..air pack2 regul fault..nav ils2 fault..yaw damper2 fault..nav adr2 fault..and the list goes on ...with no failure message nor ecam action being required by the system.
SYS. DISPLAY ELEC page consulted..GEN2 voltage observed to fluctuate btn 5 to 103v
APU started and when avail. GEN2 switched off without IDG disconnection,problem disappears...continue to base as such
maintnance reports a socket change or upgrade ( if there is such a thing )
in FADEC 2 as per airbus tech bulletin after numerous reports to airbus about similar occurences..as per company techies