What was found
FLIGHT 5129 - EN ROUTE BUF-CVG RECEIVED A RIGHT WINDSHIELD HEAT CAUTION, FLIGHT RETURNED TO BUF. SWAPPED THE SPARE TEMPERATURE SENSOR ON THE RIGHT WINDSHIELD TO THE SPARE TERMINALS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT 5129 - EN ROUTE BUF-CVG RECEIVED A RIGHT WINDSHIELD HEAT CAUTION, FLIGHT RETURNED TO BUF. SWAPPED THE SPARE TEMPERATURE SENSOR ON THE RIGHT WINDSHIELD TO THE SPARE TERMINALS.