Thanks to everyone here i was able to discover what was wrong with my Z.

But now I need a new MAF. If anyone has one or knows were to get a great deal let me know. thanks!

 

Please help!!!

 

are you looking for new one. if so, try coz www.czp.us. you can also get it here www.everythingnissan.com it's a little bit cheaper than coz. part# 2268030P00 or if you're looking for used one but working unit, try to search on ebay. buy only from good reputation seller. hope this help!