As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SHIP 3309 DOOR L AFT CABIN ECAM AT CRUISE FL410. PRESSURIZATION NORMAL. CORRECTIVE ACTION: PERFORMED BITE. FAULTED PROX SENSOR (23MJ)/ PROX SENSOR (25MJ)/ PSCU (5MJ). CYCLED L AFT CABIN DOOR SEVERAL TIMES. FAP IND AGREES WITH DOOR POS. PERFORMED BITE OF THE PSCU. TEST OK. (9024004)