TC feedback TIMS showed intermittent BCUfault at Front M1 boogie 1 and 2. ~~~~~ CE checked 1532 no BCU fault, found 1531 intermittent BCU fault.  1531 found BCU fault with FC 308/330/331. Replaced ACU & brake cyclic test - OK. Leak check - OK. 1531 ACU S/N : OLD : 1032/038. NEW : 1037/049.  Ridzuan. 23/08/2020.  1531 found intermittent BCU fault. Replaced pressure transmitter on 1531 ACU. Security/Function test - OK. To further monitor during revenue service. 1531 Pressure Transmitter S/N : OLD : 88664/004/633. NEW : 88664/004/186.  Kana. 25/08/2020.