Train encountered power fault at car 2677 while arriving station. Reset - ok. Fault recurred at RFP SB, MRB2 and MSP2, unable to reset. Tripped PRCB at MSP S tono avail. Train performance was normal. ~~~~~ 2677 encountered PF while arriving station. Reset - ok. Fault recurred at RFPSB, MRB2 and MSP2, unable to reset. Tripped PRCB at MSP S to no avail. Train performance was normal.  2677 checked & found TM 3 shorted to GND. Notif 2233888 raised to RSW. Name                              : Nelson Date    Of    Occurrence          : 30/12/2020 Last    Service    Date           :   EMU/Equipment/Location            : 2667 / Traction Motor / TM 3 Equipment Serial No. (if  any)    :   Description Of Fault/Cause        : 2677 TM 3 shorted to ground  Farid/Salleh/Haiqal/Koon PL 44195