What was found
FLIGHT #5620. WHILE AT THE GATE RECEIVED FLAP FAIL CAUTION MESSAGE WHEN FLAP LEVER WAS SELECTED TO 20 DEGREES.REPLACED THE FLAP ELECTRONIC CONTROL UNIT.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FLIGHT #5620. WHILE AT THE GATE RECEIVED FLAP FAIL CAUTION MESSAGE WHEN FLAP LEVER WAS SELECTED TO 20 DEGREES.REPLACED THE FLAP ELECTRONIC CONTROL UNIT.