Narrative:

After takeoff; 'passenger latch' caution message came on for a few seconds; then 'passenger door' warning message; triple chime; and aural. Followed QRH. Contacted maintenance; company; flight attendant and made a PA. QRH indicated there could be a loud noise; press leak; or loud rumble. None of those existed and pressurization was normal. Returned for a precautionary landing. Uneventful landing after 18 minutes. Maintenance found a history on the aircraft; same situation about 2 weeks ago. Switched aircraft and continued.

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Original NASA ASRS Text

Title: CL65 Captain experiences PAX LATCH then PAX DOOR message shortly after takeoff. QRH is complied with and no problems noted. A precautionary landing at the departure airport is deemed the best course of action.

Narrative: After takeoff; 'PAX LATCH' caution message came on for a few seconds; then 'PAX DOOR' warning message; triple chime; and aural. Followed QRH. Contacted Maintenance; Company; Flight Attendant and made a PA. QRH indicated there could be a loud noise; press leak; or loud rumble. None of those existed and pressurization was normal. Returned for a precautionary landing. Uneventful landing after 18 minutes. Maintenance found a history on the aircraft; same situation about 2 weeks ago. Switched aircraft and continued.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.