As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYSTEM, CENTER FUEL TANK AND TOTAL FUEL QUANTITY INDICATOR BLANK. EICAS MSG FUEL QTY IND DISPLAYED. FUEL QTY TEST NOT CHECKED. PERFORMED BITE CHECK OF FQIS COMPUTER PER FIM 28-41-00 FIG 104. NO CURRENT OR PREVIOUS FLT FAULTS INDICATED. QUANTITY INDICATION NOW NORMAL ON BOTH GAUGES. OK FOR SERVICE.