What was found
ENROUTE- PITCH FEEL FAULT STATUS, YD 2 INOP. DESCENT- L/R FADEC FAULT 2, RUDDER LIMITER FAULT, FO SIDE SHOWING MASSIVE ERRORS FLICKERING FLAGS, TRIED TO SELECT ATTD2/HDG AND AIR DATA TO 1 WITH SIMILIAR RESULTS. SWAPPED CAPT' AND FO'S AHRS COMPUTER IAW CRJ 550 AMM 34-21-01, ALL MESSAGES AND OPS TEST GOOD AT THIS TIME