As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON STARTING NR 2 ENGINE, THE NOSE GEAR DOORS OPENED AND CONTACTED THE TUG. DAMAGED BOTH DOORS. FOUND NLG FAULT NGLK1 UNREASONABLY FAR. REPLACED THE NGLK1 PROXIMITY SENSOR IAW AMM TASK 32-61-06-000-802 AND 32-61-06-400-802, NO FURTHER DEFECTS NOTED. REPLACED THE NOSE GEAR DOORS. RETURNED TO SERVICE.