As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
EMERGENCY DECLARED, LANDING UNEVENTFUL & ACFT NOT OVERWEIGHT. DURING APPROACH CREW RECEIVED AN AFT ENTRY DOOR WARNING. FOUND DOOR SENSOR SWITCH SHAFT STICKING. CLEANED SENSOR SHAFT. ACCOMPLISHED ENTRY & SERVICE DOOR INDICATION SENSOR TEST IAW MM 52-71-11. SYS CHECKED NORMAL.