What was found
EN ROUTE, DURING CLIMB, RECEIVED A FLAP FAIL CAUTION MESSAGE AT 20 DEGREES. CREW DECLARED AN EMERGENCY AND DIVERTED. FLIGHT 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.