As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: DURING DESCENT FLIGHT CREW REPORTED A NOSE WHEEL STEERINNG FAULT. AN EMERGENCY WAS DECLARED AND THE AIRCRAFT LANDED SAFELY WITHOUT FURTHER INCIDENT. FLIGHT CREW RESET THE SYSTEM UPON LANDING WHICH CLEARED THE FAULT AND THE AIRCRAFT TAXIED TO THE GATE. REPLACED NOSE WHEEL STEERING FEEDBACK SENSOR 4GC AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 32-51-19 AND 32-51-00.