2532 BCU Comm Fault. To check & rectify. ~~~~~ 2532 BCU Comm Fault.(DT Check)  2532 ER D/L & found BCU faulty. Replaced BCU & set wheel diameter. Brake cyclic test & function check - OK. Limited movement/depot shunting - OK. #2532 BCU S/N : OLD : 1446-073 NEW : 1446-066  Sarma 44234