There are four resets, the ecu, throttle body positions, and I really cant remember the name of the third, think its the idle air volume reset. I had a similar fault, did these three it that order and it was cured â˜ºï¸ this is the link with the guide I followed
http://www.350z-uk.com/topic/53148-how-to-ecu-accelerator-pedal-throttle-valve-resets/