As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DOOR L MID CABIN ECAM MESSAGE ON DURING CRUISE. CORRECTIVE ACTION: PFR SHOWS PROX SENSOR 15MJ, 17MJ AND PSCU (5MJ). CHECKED + CLEANED SENSOR 15MJ + 17MJ. PERFORMED PSCU TEST AND GND SCAN, NO FAULTS FOUND. PERFORMED OPERATIONS CHECK OF 2L DOOR INDICATIONS AND LOCKING NORMAL.