As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT ENGINE FIRE LIGHT ILLUMINATED AT A VERY FAINT LEVEL DURING CRUISE FLIGHT. REMAINED ON UNTIL POWER WAS REDUCED TO IDLE FOR LANDING. NO OTHER INDICATIONS OF A PROBLEM WERE PRESENT ON THE EICAS OR INDICATORS OR GAUGES. POST FLIGHT INSPECTION DID NOT PROVIDE ANY APPARENT PROBLEMS.