This is the first pass code Second code is 12112211 Third and fourth code found here then you get another quest https://www.reddit.com/r/SearchfortheSleeper/comments/3ntjns/passcode_for_curious_transceiver/ Then do quest shadow call Then repair the thing 3 warsat events one on earth, moon and mars. Also dismantle 1 heavy legendary weapon. Also complete archive mission on herioc