Engine Troubles

ONLY for ADVANCED technical discussion about the 240sx!
DirtyD
Posts: 4
Joined: Fri Oct 31, 2008 8:24 am
Car: 1990 Nissan 240sx

Post

KA24DE

Its a new swap, never ran this motor. Fires up and runs great with MAF disconnected. When MAF is plugged in will die/ or try to die, have to pump the throttle to keep it going. Once it reaches 2500 rpm or so revs normal. I have tried 2 other known good MAF's with the same result. I have checked the usual suspects, vacuum leaks, Dirty/bad IACV. No vacuum leaks to be found, removed and cleaned IACV. Gonna try a coolant temp sensor tommorow. But don't think that will resolve the problem. I have used the SEARCH, but only to find similiar threads with no resolve. Anyone got some info?


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mac_daddy
Posts: 180
Joined: Wed Apr 01, 2009 6:50 am
Car: 92 slicktop n/a

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hows your air filter?


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