What was found
AIRCRAFT WAS GROUNDED: ON LANDING GEAR EXTENSION, ECAM LAND GEAR DOORS NOT CLOSED AND STEERING MESSAGE DISPLAYED. AIRCRAFT DIVERTED TO PHL AND DECLARED AN EMERGENCY. AIRCRAFT LANDED SAFELY AT PHL AND TAXIED TO THE GATE WITHOUT FURTHER INCIDENT. MAINTENANCE ACCOMPLISHED TSM 32-31-00-810-808-A AND REPLACED PRIORITY VALVE 1064GM (AALA202210212836) ALONG WITH RELAY 62GA (AALA202210219860) PER AMM 29-11-33. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.