What was found
IN FLIGHT NOTICED LT FLAP INDICATOR BETWEEN 7-15 DEGREE WITH FLAP HANDLE AT 0 DEGREES, RAN ORH AND DID NOT NOTICE YAW. ON APPROACH INTO DTW WHEN SELECTING FLAPS, FLAPS REMAINED AT 0 DEGREES. MAINTENANCE REPLACED CANNON PLUG 7-DE, AT FLAP IND TRASNIMTTER IAW SF 340MM, ALL CHECKS GOOD AT THIS TIME.