As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
THE MAINTENANCE TEAM DISCOVERED THE LEFT AOA HEAT FAIL AMBER CAS MESSAGE ILLUMINATED WITH LEFT PROBE SWITCH ON. THE MAINTENANCE TEAM TROUBLESHOT AND DETERMINED THAT THE LEFT AOA TRANSMITTER WAS DEFECTIVE. THE AOA TRANSMITTER WAS REMOVED AND REPLACED WITH A NEW UNIT. OPS CHECKS WERE SATISFACTORY. THE AIRCRAFT WAS RETURNED TO SERVICE.