As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
BOI - FLIGHT 2341 - CREW DIVERTED TO BOI WHEN THEY RECEIVED A FUSELAGE DOOR WARNING TWICE. MAINTENANCE INSPECTED AND FOUND THE AFT PASSENGER DOOR FAULTING. THE DOOR WARNING SYSTEM WIRES FOR THE AFT PASSENGER DOOR WERE CAPPED AND THE RSI WAS CONTINUED. NO FURTHER DISCREPANCIES WERE NOTED. AIRCRAFT RETURNED TO SERVICE.