As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 7769 - GTF - PILOT REPORTED 'ENGINE FIRE LIGHT CAME ON DIMLY IN FLIGHT'. NO AURAL WARNING, ONLY PARTIAL DIM LIGHT INDICATION. INTERNAL MALFUNCTION OF THE FIRE DETECTION CONTROLLER. REMOVED AND REPLACED THE FIRE DETECTION CONTROLLER. PERFORMED FUNCTIONAL CHECK WITH ENGINE RUNNING. OPERATIONAL CHECKED GOOD PER THE C208 MAINTENANCE MANUAL. (M)