As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER 10 MINUTES INTO THE FLIGHT, THE CREW RECEIVED AN AIRFOIL DEICE FAIL CAS MESSAGE. DISPATCH ADVISED THE CREW TO RETURN TO DAY WHERE MAINTENANCE INSPECTED AND REPLACED THE VERTICAL LEADING EDGE ASSEMBLY IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 30-00-00. OPERATIONAL CHECKS WERE PERFORMED AND THE AIRCRAFT WAS RELEASED FOR SERVICE.