As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CRUISE, THE CREW RECEIVED A RIGHT INBOARD DE-ICE BOOT IS FAILING MESSAGE. THE CREW RETURNED TO PITTSBURGH AND LANDED WITHOUT FURTHER INCIDENT. MAINTENANCE INSPECTED AND REPLACED THE EJECTOR CONTROL VALVE IN ACCORDANCE WITH DORNIER MAINTENANCE 30-22-03. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.