As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH, THE TRAILING EDGE FLAPS FAILED TO EXTEND AND THE TRAILING EDGE FLAPS DISAGREE WARNING LIGHT ILLUMINATED. THE FLIGHT DIVERTED TO DEN AND LANDED WITHOUT INCIDENT. MAINTENANCE REPLACED RELAY K10104 WITH A NEW PART, OPERATIONAL TEST WAS SATISFACTORY.