As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LWR AFT BODY OVERHEAT LIGHT ILLUM. PERFORMED RED TAB PROC. INSP LEFT AFT SECTION DUCTS AND HEAT SENSING ELEMENT FOR SIGNS OF LEAK OR DAMAGE, NONE FOUND. CLEANED HEAT SENSING ELEMENT CONNECTORS. RAN APU AND ENG WITH BOTH PACKS ON LIGHT STAYS OFF. TEST PER MM 26-14-0. OK FOR SERVICE.