As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED F/O 'S AOA HEAT INOP. AVIONICS REPLACED THE RIGHT CURRENT SENSOR ASSEMBLY. UPON INSPECTION/TEARDOWN IN THE AVIONICS SHOP, THE CURRENT SENSOR FOR THE RIGHT AOA VANE HEAT WAS FOUND TO BE DAMGED BY SEVERE OVERHEATING. THE CURRENT SENSOR WAS REPLACED AND THE ASSEMBLY RETURNED TO SERVICE.