2014 Honda Odyssey 2014 Odyssey Navigation Manual - Page 293

System Initialization The navigation system must be initialized if power to the navigation system is interrupted for any reason (e.g., the battery was disconnected). 1. Set the power mode to ON, and turn on the audio system. 2. Press and hold the 9 (Power) button for more than two seconds.  The system is reactivated when the system's control unit recognizes that the system is in your vehicle. If the control unit fails to recognize, you must go to a dealer and have the system checked. Acquiring GPS Information Depending on the length of time the power was interrupted, your system may require GPS initialization. Entering the Security Code In most cases, you do not need to enter a security code. Follow the steps to reactivate the system. 292 Reference Information If initialization is not necessary, the system proceeds directly to the Startup Confirmation screen. If the system fails to locate a sufficient number of satellites to locate your position within 10 minutes, the following screen is displayed.