You can see a VW Passat owner’s manual online on the official VW website. As of September 2014, the specific web address for finding your Passat owner's manual is www.knowyourvw.com.
This section of the VW website lets you search for your VW owner’s manual based on your model of VW vehicle. The owner’s manual can be accessed by entering your vehicle’s VIN. This site also offers a quick-start guide, as well as video tutorials explaining various features of the 2015 Passat. These include information on Bluetooth set-up, cooling and heating, audio performance and navigation.
The owner’s section of the VW website (www.vw.com/owners) also offers recall information, links to shop for VW parts and tips for caring for your VW.