As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AMBER FIRE DETECTOR FAIL R MESSAGE ILLUMINATED DURING CRUISE, DIVERTED AND LANDED SAFELY. ITEM IS UNDER INVESTIGATION. TROUBLESHOT AND FOUND THE ENGINE FIRE LOOP CHAFFED, REMOVED AND REPLACED THE RT ENGINE FIRE LOOP OPERATIONAL CHECK GOOD IAW MFG M/M CHAPTER 26-10-00.