As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING PREFLIGHT, THE CREW NOTICED THAT THE EMERGENCY DOOR AT THE 1 D & F SEAT POSITION HAD APPEARED TO HAVE BEEN TAMPERED WITH FROM THE OUTSIDE. THE CREW CONTINUED THE PREFLIGHT AND FOUND NOTHING ELSE OUT OF PLACE OR SUSPICIOUS. OUTSTATION MAINTENANCE INSPECTED AND RESECURED THE EMERGENCY DOOR IN ACCORDANCE WITH DORNIER MAINTENANCE MANUAL 52-00-00.