What was found
ETOPS SIGNIFICANT SYSTEM - DURING CLIMB, STS PAGE DISPLAYED " INOP SYS FUEL AFT XFR" NO ASSOCIATED ECAM, NO FUEL XFR'D FROM INNERS TO TRIM TANK. MAN FWD XFR OK, AUTO FWD XFR OK. FUEL AFT XFR VLV 2 (700QN2),T/S'D PER TSM 28-27-00, PERFORMED FUEL VALVE TEST PER AMM 28-51-00 & AFT XFR VLV 2 OPS CHK'D OK.