As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHL FLT 741 MAD TO PHL, CREW STATED 'NLG WHEEL STEERING FAULT DISPLAYED ON ECAMS WHEN NLG EXTENDED.' CREW RECYCLED THE GEAR TO SEE IF THE INDICATION WOULD DISAPPEAR AND IT DID NOT. THE GEAR INDICATION SHOWED THREE GREEN FOR BOTH CYCLES. FLIGHT LANDED AND TAXIED OFF THE ACTIVE RUNWAY UNDER ITS OWN POWER AND STOPPED, REQUESTING A TOW IN BY TUG. AN EMERGENCY WAS DECLARED AS A PRECAUTIONARY MEASURE. MAINTENANCE REPLACED NWS SELECTOR VALVE.