What was found
FLT#20, LHR-JFK. (ETOPS), AFTER SHUTDOWN RECEIVED ENG 1 FADEC CLASS II MSG ( CLASS II MAINTENANCE MESSAGES DISPLAYED ON ECAM STATUS PAGE OF ECAM SYSTEM DISPLAY 1)FAULT(S) INDICATED BY ENG (1 AND/OR 2) FADEC ); (RESOLVED ON W/O: 1416411 TASKCARD: NR-00001 ) FOUND BUFFER AIR VALVE SOLENOID FAULTING. REMOVED AND REPLACED BUFFER AIR VALVE SOLENOID IAW AMM 75-26-04. OPS CHK GOOD. MX-4 UPDATED PLACARD REMOVED. ENGINE: IAE, PW1133GAJM, SER: P771508, TT: 7781, TC: 1185.