What was found
FLT 1334, DIVERTED. DURING DESCENT WHEN OUTER TANK FUEL TRANSFER VALVES OPENED, FUEL FROM RIGHT TANK OUTER CELL DID NOT TRANSFER TO THE INNER CELL EVEN THOUGH THE VALVE SHOWED OPEN ON ECAM. POSSIBLE MOMENTARY ECAM FOR FUEL R WING TK LO LVL. TOO BRIEF TO KNOW FOR SURE. AT ROUGHLY 10000FT FUEL STARTED TO FLOW FROM INNER CELL AND COMPLETED AT 1500' (INTER CELL TRANSFER VALVES RT WING, ONE INOP. PERFORMED BITE TEST OF INTERCELL TRANSFER VALVES. NO FAULTS DISPLAYED ON MCDU. TEST DONE IAW AMM 28-15-00-740-002-A.