... spring contacts without soldering on the circuit boar BDM 100The ECU must be removed from the car ... versions. The best tool for this is the BDM 100Which way of programming is used, depends on manufacturer ... . Therfore it is possible over the so called BDM interface, which must be implemented on every ECU board ... .The BDM100 connects these solder pads of the BDM port with the WinOLS PC over the USB bus ...