As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
LOWER AFT BODY OVERHEAT LIGHT ILLUMINATED THEN EXTINGUISHED ON ITS OWN INFLIGHT. INSPECTED DUCTING IN AFT AIRSTAIR AREA AND RAN ENGINES AT TAKEOFF POWER. UNABLE TO DUPLICATE PROBLEM, NO LEAKS NOTED. SYSTEM OPERATIONAL, CHECK GOOD IAW MM. (K)