Originally Posted by mutydog
I havent gotten a cel at all...and it it is a 98, so it has a maf. but im kind of confused about that too, cause when i had my vf-11 turbo on it, it spiked too high once, and threw a high intake manifold pressure code. so that makes me want to think there is something monitoring manifold pressure.... If it was detecting knock, wouldnt that throw a code as well? im not using em, just stock ecu. thanks for your help, guys!
Get a check valve for the map sensor on your strut tower. I had that code and used an oem Nissan check valve and it hasn't come back.
Sounds like you are probably hitting fuel cut and running lean. You need an fmu unit. I'm running an 8:1 plate with my td04.