help on opel tech2 interface

[cartech]

hello all!
I have this cable of opel tech2 from 2 years later, but I checked it for the fist time, it's not work well.
do u know any info about this cable, cause I have opel year 2002 to repair
thank u

[elsiezhang]

hi, is it opel tech2 or opel tech2 usb?

[cartech]

OPEL TECH2 USB

opel tech2 usb interface | obdchina (http://www.obdchina.com/opel-tech2-usb-interface/81.html)