As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAXI IN A STRONG ODOR OF FUEL WAS REPORTED IN THE CABIN AND COCKPIT. THE AIRCRAFT WAS GROUNDED. MAINTENANCE FOUND FUEL LEAKING FROM THE APU FUEL CONTROL DRAIN LINE. REMOVED AND REPLACED THE APU FUEL CONTROL IAW AMM 49-30-01. OPS AND LEAK CHECKED NORMAL.