TIMS showed BCU BCP fault at Front M2 car. Fault self cleared. ~~~~~ 2536 TIMS showed BCU BCP fault. Fault self cleared.  535/536 checked on TIMS & found BCU fault code 331/308 at #2536. Replaced ACU on #2536. Security & brake function/air leak check - OK. 2536 ACU S/N : OLD : 1037/053 NEW : 1019/017  Haiqal/Faiz 44082