673/674 During PM found all cars battery leaking. ~~~~~ To change out battery at EMU 674.  EMU 674 replacement of all battery banks. Security/function check - OK.  Chan GF/Shafie 44502 EMU 674 Battery banks S/N : #3674 - 2016-130 (OLD)  2016-013 (NEW) #1674 - 2016-132 (OLD)  2016-160 (NEW) #2674 - 2016-127 (OLD)  2016-265 (NEW) 673/674 During PM found all cars battery leaking.  EMU 673 replacement of all battery banks. Security/function check - OK.  Farid/Koon PL/Redzwan 44501    EMU 673 Battery banks S/N : #3673 - 2016-129 (OLD)  2016-269 (NEW) #1673 - 2016-131 (OLD)  2016-268 (NEW) #2673 - 2016-128 (OLD)  2016-156 (NEW)