3519 - BCU Fault. To check & rectify. ~~~~~ 3520 : To replace BCU.  3520 BCU replaced - Done. Brake pressure check - OK. 3520 BCU S/N : OLD : 1745-003 NEW : 1816-151  Chan GF/Alcus 44062 3519 - BCU Fault.  3519 ACU replaced & brake pressure check - OK. 3519 found with brake fault code 318 (1x) & resettable. OPS 20 raised to follow-up. 3519 ACU S/N : OLD : 1039/023 NEW : 1034/013  Ridzuan/Syukur/Ridzuwan 44061 TO FOLLOW-UP RECTIFICATION.  3519 FC 318. Swopped 3519 BCU to #3520 & both DT cars found no BCU fault. Function test - OK. OPS 30 raised to c/o BCU on 3520 (fault transferred).  Chan SW/Hanafi 44062