Train encountered power fault at rear M2car while departing station. TC reset power fault at SBW1,A DM1 & WDL1 but to no avail. TC feedback train performance - ok. ~~~~~ 2673 found power fault. FC 820/821/827. Replaced propulsion unit charging resistors (2 pcs). Limited movement & powering current checked - OK. Fault cleared.  Suhairi/Syukur/Afiq/Irwan. 18/03/2021.