To onboard your VW group car (VW, Audi, Cupra, Seat, Skoda) you'll need your VIN and you odometer reading. You can follow the guides below to find this information.
VIN Locations
You should be able to find your VIN in a couple of locations:
Windshield: it can be found in the bottom left/right corner, visible from the outside
Documents: it will be listed on the V5C, insurance documents or your service book
Odometer reading
Follow these steps to find your odometer reading:
Turn on the ignition: turn the key or press the start button once to turn on the dashboard (accessory mode)
Check the bottom left / centre: the total mileage is usually displayed at the bottom of the screen, in the left or in the centre