Enter your ECU/TCU number on this page:
https://www.nissan-techinfo.com/ecm07.aspx
Type the first five numbers into the box, THEN another box will open and you'll see you're options show up as you type.
The Cube/Versa TCU options are:
31036 - 1FC2A
...
31036 - 1FC2E
The A and B units can be updated to C. No updates listed for the D, E units.
https://www.nissan-techinfo.com/ecm07.aspx
Type the first five numbers into the box, THEN another box will open and you'll see you're options show up as you type.
The Cube/Versa TCU options are:
31036 - 1FC2A
...
31036 - 1FC2E
The A and B units can be updated to C. No updates listed for the D, E units.
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