... . procotol: RS232 OP-COM-PC based Opel car diagnostic tool1. It covers almost all Opel cars, even ... new cars with CAN-BUS based diagnostic, such as Vectra-C, Astra-H, Zafira-B ... lets you to program output test, supports remote, key programming.3. The program supports many control units, ... user many pin in the OBD connector, the diagnostic interface works as a multiplexer, and selects the ...