As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AT LEVEL OFF CALM AIR GOT A FUEL QTY/FUEL USED LEVEL 2 POSSIBLE FUEL LEAK ALERT. FOLLOWED QRH PROCEEDURE S AND ISOLATED PROBLEM TO NR 2 MAIN TANK ERRONEOUS QTY OF - 4500. QTY IN TANK 2 WOLD FLUCTUATE IN MANUAL AND AUTO. NO LEAK NOTED. REMOVED AND REPLACED NR 2 LT MJP AND NR 5 PROBE. OPS CHECK & LEAK CHECK GOOD.