How to use opel diagnostic interface----opel tech2 com and OPEL Tech2 USB?


1.Plug the Device and install the usb driver.
2.use right mouse botton click<My Computer>——Click<Properties>

3. Click<Hardware>Option——<Device Manager>

4.Double click <Communications Port(COM1)>

5.<Device usage>——Select<Do not use this device(disable)>——Click<OK>

6. there is a red “X”flag at the <Communitions Port(COM1)>,Show that it is disable.

7.Double click <USB Serial Port (COM3)>,(Tip:the (COM3) is possible show as COM4,COM5 or other number.)

8 .Click<Port Settings>and click <Advanced>option.

9. Change the <COM Port Number>is <COM1(in use) and click <OK>.

10 .Click <OK>

11 .Pull out opel tech usb device form computer and plug it again,You will see that <USB Serial Port (COM1)>.

12.Open the the software Opel Diagnistic for Windows and click <Settings>.

13 .Select COM1, and Save Configuration.

14. Here, you can test the vehicle according to the user manual of application software.
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