What was found
CLASS II F-CTRL MESSAGE DISPLAYED ON LOWER ECAM. MESSAGE INITIALLY DISPLAYED ON LOWER ECAM WITH IRU'S ALIGNED. PERFORMED EFCS 1 AND EFCS 2 GROUND SCANS, BOTH SHOWED MESSAGE, ELAC 1 OR WIRING FROM B HYD PRESSURE TRANSMITTER 2065 GN 27-93-34. MESSAGE CLEARED WHEN BLUE HYD TURNED ON. REPLACED ELAC 1 IAW AMM 27-93-34-400-001 PERFORMED OPS TEST IAW AMM 27-93-00-710-001 TEST OK PERFORMED CAT III TEST IAW AMM 22-97-00-710-001 TEST PASSED ACFT RETURNED TO CAT III STATUS.