As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 5 - EMERGENCY LANDING - CREW REPORTED A NOSE WHEEL STEERING FAULT SHORTLY AFTER TAKEOFF. FLIGHT CONTINUED TO ORD BUT CREW DECLARED AN EMERGENCY FOR LANDING. AIRCRAFT LANDED WITHOUT INCIDENT AND TAXIED TO RAMP ENTRANCE WHERE IT WAS TOWED TO GATE. MAINTENANCE REMOVED AND REPLACED THE NOSE WHEEL STEERING SERVO VALVE 6GC IAW AIRBUS MAINTENANCE MANUAL 32-51-51.