As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3431 THE CREW REPORTED A STRONG ODOR OF FUEL AFTER THE CABIN DOOR WAS CLOSED AND AIRCRAFT SLIGHTLY PRESSURIZED. THE AIRCRAFT WAS REMOVED FROM SERVICE. INSPECTED APU FOR FUEL LEAKS WITH NONE NOTED AND NO FAULTS LOGGED TO APU FADEC IAW EMB-145 AMM 49-30-00. PURGED BLEED LINES WITH BOTH PACKS NO ODOR NOTED. THE AIRCRAFT WAS RETURNED TO SERVICE.