Peugeot 406 NFC/Bluetooth unlocking, Bluetooth ignition
https://www.youtube.com/watch?time_continue=29&v=2mlikNsR1L8
https://www.the12volt.com/installbay/forum_posts.asp?tid=139601
http://www.406coupeclub.org/media/documents/Manual200203-200212.pdf
https://www.youtube.com/watch?v=M4TlVjS0u5Q
https://gist.github.com/projectgus/307053
http://peugeotcitroen2cv.blogspot.co.at/2013/04/run-lock.html
http://www.autoinsider.co.uk/problems/problem-7557-peugeot-406-central-locking.php