As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX - FLIGHT 2318 - AFTER STARTING DESCENT, THE CREW RAN THE EMERGENCY CHECKLIST AFTER THE NR 2 BLEED HOT CAUTION LIGHT ILLUMINATED. MAINTENANCE INSPECTED THE AIRCRAFT AND REPLACED THE NUMBER 2 NACELLE DUCT LEAK OVERTEMP SWITCH. OPERATIONAL CHECKS WERE GOOD AND THE AIRCRAFT WAS RETURNED TO SERVICE.