As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
TROUBLESHOOT WING OVHT WARNING MSG AT NEXT MX OVENIGHT DUE TO REPEAT. MCI TYPE: TROUBLESHOOTING PRIORITY 1 (FLIGHT 5719 FILED CLOSED)APR 25, 2024 STATION: ORD--PERFORMED OPS CHECK OF THE WING ANTI ICE INDICATION AND CONTROL SYSTEM IN NORMAL AND STANDBY MODE IN REFERENCE WITH AMM 30-12-00. OPS CHECK GOOD AT THIS TIME