What was found
FLIGHT 5905 DURING DESCENT TO YYZ RECEIVED A FLAP FAIL MESSAGE. CREW DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT. COMPLIED WITH AD 98-20-01 FLAP CAUTION MESSAGE FIRST EVENT, MAINTENANCE ACTION, PARAGRAPH (B) 1, 2, 3, (A, B, C AND E). FLAP SYSTEM WAS RESET WITH NO FURTHER FLAP CAUTION MESSAGES. AIRCRAFT WAS FERRIED TO CVG WHERE THE FLEX DRIVE SHAFTS WERE LUBRICATED.