How to Add a Navigation System to a 2008 Audi A4

1. Take out the navigation unit and its preinstalled mounting device. Press the mounting element against the windshield of the A4.
2. Fold out the navigation device so it is at an angle suitable for you.
3. Turn the base of the mounting unit clockwise to lock the device into place.
4. Power up the navigation system by plugging in the supplied cable into the base of the device, and inserting the other end into the A4's power outlet.
5. Push and hold down the power button located on top of the navigation unit for two seconds. The unit will power up and is ready to be used.