As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
WHILE ACCOMPLISHING T/C 78273000 FOUND FAULT MAINT MSG 73 20172 INTERNAL EEC FAULT. FLT LEG 3. LONG TERM FAULT ENG NR 2. ACCOMPLISHED EEC BITE CHECK, NO FAULTS REF MM 73 21 00. ACCOMPLISHED T/C 78273000, NO FAULTS LOGGED IN RECENT & FAULT HISTORY. OPS NORMAL.