As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L AFT CABIN DOOR CAUTION ON EICAS DURING TO ROLL, FLICKERED ON AND OFF DURING CLIMB OUT AND THEN REMAINED OFF. ALSO THEN RESET ACARS OUT TIME WHEN FLICKERING ON AND OFF. REMOVED DEBRIS AND CLEANED LT AFT PASS DOOR PROX SENSOR. CHECKED ADJUSTMENT AND PLUNGER CLEARANCE PER B757 AMM 52-71. NO FAULTS. (5775766)