As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EWR - CREW REPORTED SMOKE IN COCKPIT AND CABIN ON GROUND WITH APU RUNNING, THE APU SHUTDOWN AUTOMATICALLY. MAINTENANCE FOUND APU SEIZED AND WON'T TURN. APU FAILURE. AIRCRAFT RELEASED IAW MEL 49-00-00 PLACARD NR 175634. APU CHANGED RAN AND OPERATIONALLY CHECKED GOOD. (M)