As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING FLIGHT, THE CREW RECEIVED A TAT HEAT FAIL CAS MESSAGE AND RETURNED TO DAY. MAINTENANCE INSPECTED AND REPLACED THE TAT PROBE IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 30-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.