Here we look at the Op-com Opcom Opel Vauxhall Diagnostic interface 2012 firmware v1.45 against 2012 firmware V1.59 in PCB layout. Opcom 2012V FW1.45 PCB Op-com 2012 FW V1.59 Opcom v1.45 PCB Opcom 1.59 PCB Opcom v1.45 and v1.59 CAP comparison www.obdii365.com