As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RECEIVED RUDDER 1-2 INOPERATIVE MESSAGE ABOVE FL 220 WITH AUTO PILOT ON - FOLLOWED AOM PROCEDURES. DIVERTED TO SGF. REMOVED AND REPLACED RUDDER PRESSURE SWITCH IAW EMB AMM 27-23-04. OPERATIONAL CHECK GOOD IAW EMB AMM 27-23-00-700-804A, STEP J, SECTION 2. AIRCRAFT RETURNED TO SERVICE.