As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ETOPS - ENG 1 FADEC SYS FAULT. REMOVED AND REPLACED N2 SPEED TACHOMETER PER AMM 77-11-23-400-801-A PENDING OPS CHECK. REMOVED AND REPLACED ENG 1 ECC PER AMM 73-21-34 UP TO STEP 5(2)A. COMPLETED REMAINING STEPS OF 73-21-34. OPS CHECK GOOD. OK FOR SERVICE.