TC reported train came to a gradual stopwith brake fault at front M2 car (2647). STBS operated for train to proceed to AMK MT to disembark. TC also reported un able to open train doors at AMK MT in RMF. Switched to ATPM ~~~~~ TC reported train came to a gradual stop     During brake cyclic test found #2647 BCP stuck at 1.59 bar when in coast position.Replaced #2647 ACU and function brakes test-ok.During brake cyclic test found #3648 Bogie 1 & 2 BCP fault-replaced both pressure transmitter and tested at 0 bar when in coast position.Carried out door function test ok. #2647-ACU-New s/n: 1538-156 Old s/n: 1403-008 Not: 2116903 Raise to RSW. Done by Joshua/Soh Y.K. 03/01/20