As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STRONG SMELL OF FUEL IN CABIN (FLIGHT 5682 - FILED CLOSED) UPON FURTHER INSPECTION, FUEL LEAK FOUND INSIDE THE APU BOX AT THE FUEL SHUTOFF SOLENOID VALVE FITTING GOING INTO FUEL CONTROL. REMOVED AND REPLACED THE PACKING ON THE FUEL SHUTOFF SOLENOID VALVE AT THE FUEL CONTROL FITTING. REF CRJ 200 AMM 49-31-05. PLEASE REFERENCE AML 889110