As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT CREW REPORTED THAT AT FLIGHT LEVEL 360, R1 DOOR SHOWED OPEN ON ECAM BUT PRESSURIZATION WAS NORMAL. MAINTENANCE PERFORMED TSM PROCEDURE 52-11-00-810-803-A WITH NO FAULTS NOTED. REPLACED THE SWITCHING RELAY 12WN AS A PRECATIONARY MEASURE. A SATISFACTORY OPS CHECK WAS ACCOMPLISHED.