Vehicle navigation display has multiple times while driving, unexpectedly restarted. Once was listening to radio, radio did not stop but system restarted. Other time, was on call, and system restarted but call did not disconnect, user on other end could not hear me and I could not hear them. When system restarted, call continued. Called dealer and was informed that there may be a system firmware update needed. Brought vehicle in, was told that no firmware update was available, and that they could not reproduce issue.

- Menlo Park, CA, USA

The contact owns a 2015 Mazda 3. the contact stated that the navigational system, the bluetooth function, and the usb system rebooted and failed. The vehicle was taken to a dealer on more than one occasion where the failure was undetermined. The manufacturer was notified of the failure. The failure mileage was 1,000. Updated 5/4/15

- Carlsbad, CA, USA