As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
MEDICAL CREW REPORTED A FUEL SMELL IN THE CABIN AND PILOT LANDED AT THE NEAREST AIRPORT. MECHANIC FOUND THE #2 ENGINE START DRAIN VALVE LEAKING WHEN THE PRIME PUMP WAS ACTIVATED. FUEL DRAINED FROM THE ENGINE DECK DRAIN TUBE AND BLEW AROUND THE LOWER CLAMSHELL DOOR SEALS AT THE BACK OF THE CABIN ALLOWING FUMES INTO THE CABIN. START DRAIN VALVE WAS REPLACED AND THE AIRCRAFT WAS RETURNED TO SERVICE.