For Nissan and Infiniti models with NATS 6 immobilizer, such as new Almera and Primera, ICC can calculate a PIN code by crypted code from SEC label.
To calculate immobilizer code you need to enter codes as shown on picture.
SEC Siemens, p/n 28550-BN8:
code on this label is "4250-727A"
SEC Siemens, unit:
SEC is located in left side between centre console and steering rack. Part number of SEC unit is 28550-XXX, made in Europe by Siemens.