As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN)THIS ENGINE HAD A PREVIOUS PROBLEM WHERE THE FUEL CONTROL UNIT SEIZED AND STRIPPED THE FCU DRIVE. THE ENGINE WAS SHIPPED FOR REPAIR, BUT IT APPEARS THE DAMAGED PART (DRIVE) WAS MISSED AND WAS REINSTAL LED ON THE ENGINE. IT WORKED FOR APPROXIMATELY 60 HOURS BEFORE SECOND FAILURE. THE PART WAS REPLACED AND THE ENGINE RAN SERVICEABLE.