As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYS. - FUEL CONFIGURATION EICAS MESSAGE, TOTALIZER AND CALCULATED FUEL GREATER THAN 3000 LBS DIFFERENCE. ITEM DIS NR 008921 ON M55 T/S TOTAL FUEL DIFFERING FROM CALC FUEL. REPLACED RT FMC IAW FIM 34-61-00/101 FIG 106. ALL READINGS NORMAL. OK FOR SERVICE.