As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FADEC 1/DU DISPLAYED ON ED AFTER ENGINE SHUTDOWN. A/F TEST CAME BACK WITH ABORT MESSAGE. REMOVED FROM SERVICE. DISPLAY REPLACED, NO HELP. FADEC #1 REPLACED NO HELP. FADEC B ENG 1 CB REPLACED AND #1 IOP REPLACED. OPS CHECK GOOD. FAULTS & MESSAGES CLEARED AND DID NOT RETURN. PERFORMED OPS TEST OF PROP A/F AND UPTRIM SYSTEM. OPS GOOD. RETURNED TO SERVICE.