Train encountered power fault at rear M1car while arriving station. Unable to reset at ORC2 ,SOM2 a nd DBG2. TC feedback that train performance was normal.n ended service at AMK with a replacement train form BSD. ~~~~~ Train encountered power fault at rear M1     #1613-FC 137,820,821.Found 2 precharging resistor having burn mark-replacement done.No power test ok.Limited movement several times ok. Done by Saini/Kalees. 14/08/22