As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED NOSE WHEEL STEERING MESSAGE IN FLIGHT ON APPROACH INTO ATL, DECLARED EMERGENCY. A/C LANDED WITHOUT INCIDENT, VERFIED DISCREPANCY. REMOVED AND REPLACED STEERING ARMING SWITCH PER AMM 32-51-37. OPS CHECK FIM 32-51-37 GOOD, OK FOR SVC.