The CC-Link prefix and serial number uniquely identify the hardware unit installed in a vehicle.
Entering these details correctly in ConnectedWorkshop ensures the vehicle can be activated, data can flow correctly, and proactive service features work as expected.
When you need the CC-Link prefix and serial number
You must enter the CC-Link prefix and serial number when:
- Adding a new vehicle to ConnectedWorkshop
- Installing a CC-Link during vehicle onboarding
- Correcting unit details after installation, if entered incorrectly
For VW Connect Pro workshops, accurate unit information is essential for reliable connectivity and support.
Where to find the CC-Link prefix and serial number
All CC-Link units have a unique prefix and serial number printed on the device.
These details are:
- Printed on stickers attached to the CC-Link hardware
- Visible on the packaging or installation label
- Specific to the CC-Link version installed in the vehicle:
During installation, the prefix and serial number should be recorded on the workshop work order or installation document.
Entering the CC-Link details in ConnectedWorkshop
When adding a new vehicle in ConnectedWorkshop:
- Enter the CC-Link prefix and serial number exactly as shown on the hardware
- Double-check the format before saving
Correct entry ensures the unit can be activated and connected without delays.
CC-Link sticker formats
CC-Link stickers may look slightly different depending on the hardware version. However, the prefix and serial number are always clearly labelled on the unit.
Use the visual guide below to identify the correct information on your specific CC-Link version.
If you need to update the prefix or serial number
If the wrong information was entered during installation, you can update the CC-Link details in ConnectedWorkshop.
Follow the step-by-step guide here:
How to edit CC-Link hardware unit information
If you need help
If you are unsure which serial number to use or experience issues after entering the information:
- Follow your local VW support or importer support process
- They will escalate to Connected Cars Support if needed
Avoid reinstalling or replacing the CC-Link unless instructed to do so.
Good to know
Each CC-Link unit can only be used for one vehicle. Prefix and serial number must always match the physical device Incorrect entries can delay activation and data availability.