As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LEFT ENGINE TAKING APPROXIMATELY 30 SECONDS TO SHUTDOWN AFTER FUEL CONTROL SHUTOFF. IN ACCORDANCE WITH B767 FIM 73-21 FAULT TREE 807 REMOVED AND REPLACED FUEL FLOW GOVERNOR IN ACCORDANCE WITH B757 AMM 73-21-01 AND FUEL FLOW GOVERNOR SOLENOID VALVE IN ACCORDANCE WITH B757 AMM 73-21-15. OPERATIONAL AND LEAK CHECK GOOD.