As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
GEG - FLIGHT WAS DIVERTED WHILE EN ROUTE TO SEA FOR A FUSELAGE DOORS WARNING LIGHT. MAINTENANCE INSPECTED AND ADJUSTED THE AFT CARGO DOOR SENSOR IAW AMM 52-31-00 (NO PARTS WERE REPLACED). AN OPERATIONAL CHECK WAS PERFORMED AND SYSTEM TESTED GOOD. AIRCRAFT RETURNED TO SERVICE.