As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
R3 DOOR INTERMITTENTLY NOT ARMED ON ECAM. FLIGHT ATTENDANTS REPORTED DOOR WAS ARMED, BUT CABIN PRESSURIZED LIGHT WAS BLINKING DURING CRUISE. MAINTNENANCE REPLACED THE RELAY 12WN AND PERFORMED SATISFACTORY OPERATIONAL CHECK IAW TSM 52-22-00-810-814-A.