As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R SIDE WINDOW HEAT OVERHEAT ILLUMINATED IN FLIGHT. REMAINED ILLUMINATED AFTER QRH. GROUNDED - YES. RIGHT SIDE WINDOW HEAT TESTED PER AMM TASK 30-41-00 AND OPS CK NORMAL, NO CURRENT FAULT ON THE WINDOW HEAT CONTROLLER. NO HISTORY 30 DAYS.