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MAF installed backwards??

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Old 04-05-2004, 09:49 PM
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Default MAF installed backwards??

What happens when you install a descreened MAF backwards? Anything. So the Flow arrows would be pointing the opposite direction it is supposed to be??

Reason I ask is I'm going through hell after a cam and head swap the car is not driveable. It has a mail order program that should be fairly close. But it is sputtering backfiring and Shaking no....shivering would be a better term for it. As I was taking the valve covers off to try and see what is going on I noticed the MAF was installed backwards...

Last edited by 93TAWicked1; 04-05-2004 at 11:35 PM.
Old 04-06-2004, 12:25 PM
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Possiblity. Would be reading negative airflow and the computer could be flipping out. Try and reverse it and start it up again. Who did the h/c install? Timing could be off. But check the MAF first, sounds like the coulpret. JP
Old 04-06-2004, 05:11 PM
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Yep that was diffinately part of it. Kids don't try this at home. Car runs better now but I still have some issues
Old 04-07-2004, 11:40 AM
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Reset your PCM and let it relearn everything.



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