As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLT 6307 - BOS-JFK - DURING CLIMB-OUT, RETURNED TO BOS DUE TO THE MAIN PASSENGER DOOR WARNING ILLUMINATING IN FLIGHT. AIRCRAFT LANDED AT BOS WITH NO FURTHER INCIDENTS. MX OPENED DMI NR 55102 IAW MEL 52-2. MX LATER CLEARED DMI NR 55102 ON 05-06-96 BY CLEANING AND LUBING THE PASSENGER DOOR HANDLE PLUNGER. (M)