As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKE OFF, FLIGHT 4042 HAD A PROP HEAT FAIL CAS MESSAGE. DUE TO WEATHER AT THE DESTINATION, FLIGHT 4042 RETURNED TO PIT. MAINTENANCE INSPECTED AND REPAIRED A BROKEN WIRE AT THE PROPELLER SLIP RING IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 30-60-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.