As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON FLIGHT 3654 DURING CRUISE THE CREW REPORTED A WING ANTI ICE FAIL MESSAGE INFLIGHT DURING ICE TEST. THE CREW ELECTED TO DIVERT TO RDU AND LANDED WITHOUT INCIDENT. THE AIRCRAFT WAS REMOVED FROM SERVICE. RE-SECURED WING MONITORING REFERENCE LINE IAW AMM 30-11-02. ALL OPERATIONAL CHECKS WERE GOOD. NO PARTS CHANGED OR REMOVED. THE AIRCRAFT WAS RETURNED TO SERVICE.