What was found
(CAN) EICAS MESSAGE FAILURE OF THE PASSENGER DOOR UNSAFE, AFTER TAKE OFF FLIGHT RETURNED TO ORD. SENSOR FOUND TO BE FAR. CLEANED SENSORS, PERFORMED SELF TEST.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
(CAN) EICAS MESSAGE FAILURE OF THE PASSENGER DOOR UNSAFE, AFTER TAKE OFF FLIGHT RETURNED TO ORD. SENSOR FOUND TO BE FAR. CLEANED SENSORS, PERFORMED SELF TEST.