As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING CLIMBOUT, THE FLIGHT CREW RECEIVED A RT ENGINE ELECTRONIC CONTROL UNIT FAIL MESSAGE. THE FLIGHT CREW RETURNED TO THE FIELD. THE AIRCRAFT LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE AIRCRAFT AND REPLACED THE RT NH SENSOR IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 77-13-00. OPERATIONAL CHECKS WERE COMPLETED AND THE AIRCRAFT RETURNED TO SERVICE.