As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TOTAL FUEL QTY INDICATION INOPERATIVE. LEFT TANK SENSOR NR 17 READ LOW. ALL INDICATION OK PRIOR GAS AND AFTER REFUEL. 17 TANK UNIT HEIGHT OK. EICAS MANUAL SNAPSHOTS (INFLIGHT 5-30-12) FOR LEFT MAIN FUEL TANK UNIT NR 17 HEIGHT SHOWS LOW OR ZERO. REPLACED PROBE PER MM. SYS OPS CHECKED GOOD, NO FAULTS ON MAT.