As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CREW REPORTED AFT LT CABIN DOOR INDICATES OPEN WHEN IT IS CLOSED. MX TROUBLESHOT THIS TO AN INDICATION PROBLEM. DURING MX TROUBLESHOOTING, PROXIMITY DETECTOR WAS FOUND TO BE FAULTY AND WAS REPLACED FIN 15WV1 PN DHE1141 IAWAMM 52-71-11. NO SUBSEQUENT DEFECTS FOR THIS ITEM WERE REPORTED.