As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS SIGNIFICANT SYS - DURING CRUISE L ENG EEC AND AUTOTHROTTLE DISCONNECT LIGHT ON EICAS. PERFORMED QRH AND L ENG EEC LIGHT WENT OUT. BITE OF MONITOR LT EEC MEC AMPS RANGE. T/S IAW FIM 71 EECM MESSAGE INDEX TABLE 101. EEC PREVIOUSLY REPLACED. CKD CIRCUIT BETWEEN P3 EEC AND P12 MEC. NO DEFECTS NOTED. REPLACED MEC IAW AMM TASK 73-21-01-404-032-G00. NO LEAKS NOTED AND PWR RUN, CK GOOD.