Originally Posted by stormcrow

I believe the end result for the thread that you linked to was the IPDM and not the ECU. This could be your problem. There is also a bad problem with the steering wheel locks in the Nissan cars. The GT-R guys (myself included) received voluntary recalls to replace this part. Do you hear the steering wheel lock disengage when you press the Start button? It should sound like a single "whir" coming from the steering column. If not, then this is most likely your issue.