As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EWR - CREW REPORTED, APU FIRE (WARNING) INFLIGHT. MAINTENANCE INSPECTED APU COMPARTMENT AND APU FOR EVIDENCE OF FIRE. NO SIGNS OF FIRE WERE FOUND, PERFORMED OPS CHECK OF SYSTEM. OPS CHECKED GOOD. REMOVED AND REPLACED FIRE CONTROL MODULE IAW EMB 145 26-12-02. AIRCRAFT RETURNED TO SERVICE.