As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 8308 -DIV- FLIGHT DIVERTED TO JFK DUE TO R ENG OPER DEGRADED MESSAGE DISPLAYED SHORTLY AFTER TAKE-OFF. PER QRH LANDED AT NEAREST SUITABLE AIRPORT. CORRECTIVE ACTION: PERFORMED EEC SYSTEM TEST PER A220 AMP 73-21, TEST NORMAL AND FAULTS CLEARED. DOWNLOADED LT & RT ENGINE NVM DATA. R/R EEC. A/C OK FOR SVC. (LP# 8399776)