As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ENGINE WOULD NOT SHUT DOWN USING NORMAL SHUT DOWN PROCEDURES. EMERGENCY SHUTOFF PROCEDURES USED. TROUBLESHOOTING FOUND FUEL SHUTOFF VALVE U/S (SOLENOID STICKING). REPLACED FUEL SHUTOFF VALVE. ENGINE RUN-UP AND SHUT DOWN NORMAL. AIRCRAFT RETURNED TO SERVICE.