As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED ON CLIMBOUT A LEFT EMERGENCY DOOR MESSAGE. CREW ELECTED TO RETURN TO DAY AND LANDED WITHOUT INCIDENT. MAINTENANCE INSPECTED THE LEFT HAND EMERGENCY DOOR AND FOUND NO DEFECTS. MAINTENANCE DEFERRED THE DOOR INDICATION ONLY PER MEL 52-70-03. MAINTENANCE COMPLIED WITH AN OPS CHECK OF THE EMERGENCY EXIT DOOR INDICATION IN ACCORDANCE WITH THE AIRCRAFT MAINTENANCE MANUAL. OPS CHECK WAS GOOD, MEL WAS CLEARED. AIRCRAFT WAS RELEASED FOR SERVICE.