As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
PDX- ON FLIGHT 2255 NR 1 BLEED HOT CAUTION LIGHT ILLUMINATED DURING DESCENT. TURNED BLEED OFF IAW CHECKLIST AND CAUTION LIGHT WENT OUT. CLEANED AND REPINNED CANNON PLUG 2121-P4. NO PARTS REPLACED. OPERATIONAL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.