As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA - ON FLIGHT 2543, RIGHT COWL ANTI ICE MESSAGE APPEARED APPROX 15 SECONDS AFTER SELECTING COWL ANTI ICE PAGE SHOWED MAGNETIC RING AROUND VALVE AS PER CHECKLIST. RECYCLED RIGHT COWL ANTI ICE SWITCH SYSTEM OPERATED NORMALLY FOR ABOUT 20 SECONDS THEN RIGHT COWL ANTI ICE MESSAGE APPEARED AGAIN. MAINTENANCE REMOVED AND REPLACED RIGHT COWL ANTI ICE VALVE. OPERATIONAL CHECK GOOD. AIRCRAFT RETURNED TO SERVICE.