TRAIN PREP.,#2705 FOUND BCU FAULT,FC 355 ~~~~~ TRAIN PREP.,#2705 FOUND BCU FAULT,FC 355 Check the above FC 355 and replaced #4 speed sensor.Security check and tested ok. #4 speed sensor:- New s/n: Z0031726497D02    Old s/n: Z0031726437D02 Not: 2470381 raise. Done by Saini/Haslan. 13/03/23