TC feedback TIMS showed BCU fault at front M1 car Intermittently. Train performance - ok.n depart station, fault self cleared. ~~~~~ TC feedback TIMS showed BCU fault at fro     #1559 Fault code 308/330/331 happen once.Brake cyclic test check ACU ok,but found BC2 pressure 0.05 when at cost.Replaced BC2 PT and brake cyclic test ok.BCP within criteria. BC2-Not: 2253162 raise. Done by Asruddin/Saini/Haslan/Haikel. 02/03/21