TIMS showed intermittent BCU fault at car 3566. TC also feedback intermittent wheel slip slide sinceORC1. ~~~~~ TIMS showed intermittent BCU fault at ca     Check Tims observed FC-322/323 BCU WSP Timer 1/2 activated(time out).Further check Techo gen resistance ok.BCU replace and wheel diameter setting done.Dump v/v test ok.Wheel condition check ok and no sign of wheel flat.Depot shunting observed no W/S/S indication light on.To be further monitoring in M/L. BCU-New s/n: 1823-195  Old s/n: 1812-103 Not: 2218530 raise. Done by Sanip/Faddzal/Firdaus.  11/11/20