What was found
FUEL SYSTEM PROBLEM, FLIGHT DIVERTED. CENTER TANK PUMP 1 DID NOT COME ON 15 MINUTES INTO FLIGHT UNTIL AFTER THE AUTO FEED FAULT PROMPTED FLT CREW TO DESELECT AUTO FEED, PUTTING FEED SYS IN MANUAL. AUTO FEED FAULT ON ECAM AND PFR. DF STICKER APPLIED. ACCOMPLISHED BITE OF FQIS COMPUTER, NO FAULTS. ACCOMPLISHED AUTO FEED TEST, OPS CHK OKAY.