As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE FLIGHT CREW REPORTED THAT A RIGHT AMBER ENGINE COMPUTER ANNUNCIATOR ILLUMINATED DURING FLIGHT. THE MAINTENANCE PROVIDER TROUBLESHOT AND CONFIRMED THAT THE FLAP AND ENGINE SYNC RELAY BOX WAS DEFECTIVE. THE RELAY BOX WAS REMOVED, AND A REPAIRED RELAY BOX WAS INSTALLED. OPERATIONAL CHECKS WERE SATISFACTORY. THE AIRCRAFT WAS RETURNED TO SERVICE.