Built boosted engine idle/pulsing

Originally Posted by xsamis

so if i just remove the exhuast after the turbo and have the 3 inch downpipe open then the p0300 should go away? I took off my recirc pipe. it connects the 2 wastegates to my Fast intentions exhaust. theres basicly a huge hole in the exhaust from where the 2 wastegates dump into the exhaust.

also i wasn't aware of the idle hunt, this is some real good information. I thought my timing was off because it kept moving up and down. My E85 gauge/flex fuel is tied into my ECU, i have it pinned in so my ECU does control my tune through the ethanol content coming in.