As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
ON APPROACH AFTER GEAR EXTENSION LEFT MAIN GEAR DOOR INDICATED OPEN UNTIL AFTER TOUCHDOWN. ALL GEAR INDICATED THREE GREEN. REMOVED FROM SERVICE. REPLACED LEFT GEAR DOWN LOCK NR 1 PROX SENSOR, REPAIRED WIRE AT 3261-J23, OP CHECK OF MLG DOOR GOOD IAW AMM 32-00-00-840-802. AIRCRAFT RETURNED TO SERVICE.