NISSAN MASS AIR FLOW SENSOR

The Car Has Plenty Of Fuel And Cleared Code Drove Car And It Is Running Very Poorly Checked Code And It Is The Same Code Po300 Random...

2006 Nissan With Qg15 Engine, No Power X Pedal To The Floor An Going No Where An Hearing A Hard Backfiring Noise. No Codes When Scan....

So, I Took My Car To A Shop, And They Added Mass Air Flow Cleaner To My Car. While Running. While Revving The Engine 3000x Now My Car...