Entering Setup
Reboot unit if powered on or power on, press and hold the setup button for around 15 seconds when the Volkswagen logo appears on the screen.
Entering Test Mode
Using VCDS/VAGCOM open the 37 – Navigation and adaption channel 50, enter 1 into the value field and save. Power on unit and hold the setup button for around 15 seconds when the Volkswagen logo appears on the screen.