As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING INTIAL DEPARTURE CLIMB THE CREW OBSERVED A FIRE WARNING LIGHT ILLUMINATION ON THE LT ENGINE FIRE WARNING PANEL. EMERGENCY CHECKLIST COMPLETED TO INCLUDE ENGINE SHUTDOWN. RETURNED TO CAP HAITIAN. FOUND THE P3 FUEL CONTROL SENSING LINE LOOSE. TIGHTENED LINE. PERFORMED OPERATIONAL CHECK. (K)