As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
APPROXIMATELY ONE HOUR INTO FLIGHT, EICAS STATUS MESSAGE ENG IGN R1, ENG IGN R2 AND ENG FUEL VLV R DISPLAYED. AIRCRAFT RETURNED TO FIELD. *S/D* REPLACED ENGINE EEC. ALL MESSAGES CLEARED. UPDATE: FOUND EICAS STATUS MESSAGES TO BE NUISANCE FAULTS FROM PREVIOUS MAINTENANCE ACTIVITY INVOLVING MOTORING OF THE ENGINE.