You should uninstall the suspected software or device for troubleshooting this problem.

Other software or devices using USB ports or that same COM Port could be conflicting.

If test is not successful - check the following:

You can now connect other end of cable to car.

If everything is good, it should display 'Interface Status: Found!'.

Select the 'COM Port' number as explained in Step 2. That's it! Now let's test if everything is working.

For 'COM Port Number' - you MUST choose any number between 1-4.

Right-click on 'USB Serial Port' and click on 'Properties' - as per below pic:

If the COM port number is above 4, then we'll have to change it so it's between 1-4. If the COM port number is between 1-4, then everything is fine. Next to 'USB Serial Port' - you'll see a number. STEP 2: Discover Port Number that VAG-COM KKL Cable is UsingĮxpand 'Other devices' or 'Ports (COM & LPT)'. Then select the location where you unextracted Driver Pack 2. Right-click and choose 'Update Driver Software'. You'll see a device similar to 'USB Serial Port' under either 'Other devices' or 'Ports (COM & LPT)'.

Windows XP: Control Panel » System » 'Hardware' tab » Device Manager.

Windows Vista/7/8/10: Control Panel » System » Device Manager.

Then while your cable is connected to the computer - go Device Manager. Installation failed? Download here VAG-COM Driver Pack 2. If installation fails, see below: Troubleshooting: If Drivers Failed To Install Troubleshooting: If Drivers Failed To Install:

Go through the same steps as explained above to install this second driver.

'Found New Hardware Wizard' will start once again because there are two drivers for this cable.

After the installation is complete, click 'Finish'.

Select 'Install the software automatically'.

'Found New Hardware Wizard' will start and it will ask you 'Can Windows connect to Windows Update to search for the software?'.

Plug cable into any computer's USB port.

Double-click on 'Install.exe' to install the drivers. If installation fails, see below: Troubleshooting: If Drivers Failed To Install Windows XP:

If install is successful, move onto Step 2. When complete - plug in cable into any USB port on your computer and wait for automatic installation to complete. Here's how to install on different Windows versions. Start by downloading the VAG-COM Driver Pack 1.

Only do this when you're instructed below.) (DO NOT connect cable to your computer yet.

STEP 1: Download and Install VAG-COM KKL 409.1 Drivers

Vag com crack 409.1