Train encountered power fault at rear M1car while departing station. Reset to no avail at EUN, KEM & BDK. TC feedback train performance was ok. ~~~~~ FC 108,123,150,821,820.CHECKED FOLLOWING ITEMS OK.CHR,L1,L2,K1 ,K2,HB,EARTH BRUSHES OK.FOUND TM 4 SHORTED AND HAVING ARCING.REQUESTED F C/O.NOTIFICATION 2392917.JIMMY/SRIDHAR 22.06.2022