As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FOUND NR 1 ENGINE SHORT TIME FAULT MSG 73-10021 INTERNAL EEC FAULT. DEFERRED PER T/C 78273000. GROUNDED - YES. PERFORMED FIM 73-21 TASK 801. NO FAULTS NOTED ON ANY LEG. ACCOMPLISHED THE REPAIR CONFIRMATION (EEC TEST) PER AMM 73-21-00-700-804-F00. CHECKS GOOD. THIS CLEARS THE PLT.