What was found
EWR - FLT 4184 - CREW REPORTED APU FIRE DETECTOR FAIL MESSAGE. MAINTENANCE REMOVED AND REPLACED FIRE/OVERHEAT DETECTOR. OPS CHECKED SYSTEM GOOD. (M)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EWR - FLT 4184 - CREW REPORTED APU FIRE DETECTOR FAIL MESSAGE. MAINTENANCE REMOVED AND REPLACED FIRE/OVERHEAT DETECTOR. OPS CHECKED SYSTEM GOOD. (M)