As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX - FLIGHT 2317 PROP DE-ICE CAUTION LIGHT ILLUMINATED APPROXIMATELY 5 SECONDS AFTER ILLUMINATION OF NR 2 PROP DE-ICE ADVISORY LIGHT. COMPLIED WITH PROP DE-ICE CAUTION LIGHT CHECKLIST. PROP DE-ICE CAUTION LIGHT CONTINUED TO ILLUMINATE. MAINTENANCE REPLACED WIRE HARNESS. TEST OF PROP DE-ICING SYSTEM CHECKED GOOD. AIRCRAFT RETURNED TO SERVICE.