As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED THAT DURING CLIMB THEY RECEIVED A WING ANTI-ICE FAIL MESSAGE. THE CREW RETURNED TO FIELD & LANDED WITHOUT INCIDENT. MX TIGHTENED THE AFT FLEX LINE ON THE NR 2 WING ANTI-ICE VLV. OPERATIONS CHECKED GOOD WITH NO FURTHER DEFECTS NOTED.