It depends on which diagrams, stereo, engine, etc. Most service manuals (Haynes, chiltons) have some wiring diagrams. You can also go to a Nissan forums and ask for a diagram of what your looking for. Nissan sells wiring diagram manuals for older cars, but haven't seen one yet for a car that new.
The 2014 Nissan Maxima has 24 valves.
The 2014 Nissan Maxima has a V6 engine.
The 2014 Nissan Maxima is a gas-powered vehicle.
The 2014 Nissan Maxima is 15 ft. 10.6 in. (190.6 in.) long.
The 2014 Nissan Maxima has a drag coefficient of 0.33 Cd.
The curb weight of the 2014 Nissan Maxima is 3550 lbs..
The 2014 Nissan Maxima has double overhead cam (DOHC).
The 2014 Nissan Maxima's turning circle is 37.4 ft..
The height of the 2014 Nissan Maxima is 4 ft. 9.8 in. (57.8 in.).
The 2014 Nissan Maxima has a continuously variable-speed automatic.
The 2014 Nissan Maxima has 43.8 in. of front leg room.
The 2014 Nissan Maxima runs on premium unleaded (recommended).