As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYS - BTB - AFTER ENGINES START RECEIVED EICAS STATUS MSG. FUEL QTY IND AND LOST LT FUEL QTY INDICATION ON LT QTY GAUGE & TOTALIZER. PERFORMED FIM 28-41-00, FIG110 BITE CHECK FQIS FOUND C4 FAULT ACCOMPLISHED FIM 28-41-00/101 TABLE 106 FROM WING SPAR CONNECTOR FOUND LO Z TO SHLD SHORT OF LT MAIN IN-TANK WIRE HARNESS. R & R LT WING WIRING HARNESS IAW AMM 28-41-09 STEPS 3 THRU 3E92 2)STEPS 3E(23) THRU 3E (35) COMPLETED INSTALLATION.