As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
RIGHT SIDE WINDOW HEAT LIGHT ILLUMINATED IN FLIGHT. RAN CHECKLIST, LIGHT STAYS ILLUMINATED. ACFT GROUNDED. OPENED AND RESET BOTH WINDOW HEAT RT SIDE POWER AND CONTROL CB'S. ACCOMPLISHED BITE TEST ON WHCU RT SIDE NO FAULTS NOTED. ACCOMPLISHED WINDOW HEAT RT SIDE OPS CK ALL NORMAL. RAN RT SIDE WINDOW HEAT FOR 20 MIN, OPS CKS GOOD. OK FOR SERVICE. REF MM 30-41-00 AND 30-41-11.