What was found
L ENG CONTROL AMBER EICAS MSG QRH COMPLIED WITH(<P>REMOVED AND REPLACED #1 ENG ELECTRONIC CONTROL UNIT IAW AMM 73-21-15 OPS CHECKED GOOD.</P>)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
L ENG CONTROL AMBER EICAS MSG QRH COMPLIED WITH(<P>REMOVED AND REPLACED #1 ENG ELECTRONIC CONTROL UNIT IAW AMM 73-21-15 OPS CHECKED GOOD.</P>)