As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: DURING THE PREVIOUS 2 TAKEOFF ROLLS MASTER CAUTION ILLUMINATED FOR AFT ENTRY DOOR. BOTH TIMES THE FLIGHT ATTENDANT PUSHED DOWN ON THE DOOR HANDLE AND THE LIGHT EXTINGUISHED. MAINTENANCE ADJUSTED L2 DOOR PER AMM 52-13-00. ACCOMPLISHED SATISFACTORY OPERATIONAL CHECK. L2 DOOR ANNUNCIATOR LIGHT CHECKS GOOD.