As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCOMPLISH T/C 78273000, FOUND SHORT TERM FAULT 73-10022 EEC INTERNAL FAULT ON NR 2 ENGINE. CORRECT FAULT IN 50 FLT HOURS. ACFT GROUNDED.. REPLACED NR 2 ENGINE EEC REF AMM 73-21-60. OPS TEST GOOD NO FAULTS FOUND, REF AMM 73-21-00-700-804-F00. VERIFIED CORRECT SOFTWARE INSTALLED IAW IPC 73-21-60.