As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PHX - EL - FLT 565 - CREW REPORTED DURING CLIMB, CREW RAISED GEAR, AFTER GEAR WAS UP CREW RECEIVED AN ECAM NOSE WHEEL STEERING FAULT MESSAGE. CREW RECYCLED THE ANTI SKID AND NOSE WHEEL STEERING SWITCH AND THE N/W/S FAULT MESSAGE CLEARED AND THAN RETURNED. THE CREW DECLARED AN EMERGENCY, RETURNED TO PHX. THE LANDING WAS UNEVENTFUL. THE A/C WAS TOWED TO THE GATE. MX REPLACED THE NOSE LANDING GEAR CONTROL SERVO. OPERATIONAL CHECK WAS GOOD. THE A/C WAS RETURNED TO SERVICE.