Usb connector plugs into most modern laptops.
Ross tech cable driver.
This allowed those old serial interfaces to be compatible with a wide variety of third party applications which expect a k line pass through serial interface.
If it s there right click it and then select update driver.
Then you can start at step 4 in the instructions below.
Click here for instructions for older versions of windows.
4 choose browse computer for driver software.
Older ross tech rs 232 serial interfaces can be set to power up as dumb k line pass through interfaces.
Virtual com port drivers for ross tech usb interfaces.
Software activation not required when used with this interface vag com is always fully functional on any pc that meets our requirements.
Your ross tech usb interface should be under universal serial bus usb controllers or under other devices.
To change the com port double click the usb to serial device.
Acts as a dongle.
3 right click on this device with the yellow mark update driver software.
For that reason we recommend to get the complete vag com 2020 cable with original unlocked and full version of vcds software from ross tech by clicking here.
Ross tech will ship worldwide but systems bought directly from us are licensed for the english version only.
Download and install vag com kkl 409 1 drivers.
When you get below message choose install this driver software anyway.
When driver installation is complete disconnect cable from computer.
Click for larger picture.
If you want vcds in one of the above languages.
Usb 1 1 or 2 0 intelligent with on board microprocessor.
These instructions are for windows vista only.
Ross tech vcds software only can choose com1 com2 com3 and com4 if the usb to serial device is not with one of first 4 com ports then you need to change the com port to one of them.
When finished you can close the window and the cable should be listed in device manager with the same name as the driver you just installed ross tech direct usb interface with vcp.
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It should look like this.
