As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFT LEFT SERVICE DOOR INDICATED OPEN PASSING 5000 IN THE CLIMB. EICAS MESSAGE DID DISAPPEAR WHEN WE GOT BACK ON APPROACH. VERIFIED L2 DOOR INDICATION WAS A ICAS INDICATION ISSUE NOT A PHYSICAL ISSUE. AFT LEFT SERVICE DOOR INDICATED OPEN PASSING 5000 IN THE CLIMB. EICAS MESSAGE DID DISAPPEAR WHEN WE GOT BACK ON APPROACH (FLIGHT 4677) FOUND AFT PAX DOOR STEP ADJUSTMENT TO BE OUT OF LIMITS. PERFORMED DOOR EXTERNAL STEP ADJUSTMENT WITH REFERENCE TO AMM 52-12-00. OPS CHECK GOOD AT THIS TIME. OK FOR SERVICE.