As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT FUEL PUMP MEL'D. REMAINING FUEL PUMP FAILED TO MAINTAIN THE NR 2 SUPPLY TANK FULL. FUEL LEVEL FLUCTUATED BETWEEN 15 (FULL) AND 12 SEVERAL TIMES AND THEN DROPPED TO 12 AND STAYED THERE THE REMAINDER OF THE FLIGHT. REPLACED PUMP CARTRIDGE.