1654 B3 door faulty reported during trai ~~~~~ 1654 B3 door faulty reported during train prep.  1654 B3-Fault code 966/960/967/963 Change out faulty DCP Assembly & cyclic test 20 x -OK. Old s/n:1512W020021S002 New s/n:1701W020051S008 Au TK 44558