As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
SEA FLIGHT NR 2431 - FLAP POWER CAUTION LIGHT. TROUBLESHOT FLAP POWER CAUTION REF FIM 27-50-00. CLEARED FLAP NVM. PERFORMED OPERATIONAL TEST OF WING FLAPS IAW Q400 AMM TASK 27-50-00-710-801. NO REOCCURRENCE OF FAULT. NO DEFECTS NOTED. AIRCRAFT RETURNED TO SERVICE.