As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
STEERING INOPERABLE MESSAGE AT CRUISE FL 290. CW QRH MESSAGE PERSISTED, AFTER SELECTING GEAR DOWN CYCLED STEERING OFF ON MESSAGE RETURNED. EMERGENCY DECLARED. CYCLED SW AGAIN AT 500 FT MESSAGE CLEARED. STEERING APPEARED NORM AFTER LANDING. TAXI TO GATE UNDER OWN POWER. AIRCRAFT REMOVED FROM SERVICE. R & R NOSE STEERING HARNESS, REF AMM 32-61-25. OPERATIONS CHECK GOOD NO MESSAGE DURING TAXI.