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MAF affects fuel pressure?

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Old May 18, 2006 | 06:51 PM
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Default MAF affects fuel pressure?

My shop who built my motor had a problem getting proper fuel pressure. After dropping the tank and checking the pump, and everything else and finding no issues, the SLP 85mm MAF I bought seems to be the culprit. After it was replaced with the stock one the fuel pressure was good. Anyone have that problem? I have never heard about it.
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Old May 18, 2006 | 07:33 PM
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i don't know about this... but i'm assuming that the MAF only detects air coming in and controls the fuel...not the pressure. you have a fuel pump, a fuel filter, the lines and the injectors. i could be wrong though.
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Old May 18, 2006 | 10:13 PM
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maf has nothing to do with fp.
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Old May 18, 2006 | 11:39 PM
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thats what i thought, maybe the installer found something else that was wrong and it was something stupid that they should have thought of, but they let you believe it was the MAF
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Old May 19, 2006 | 07:21 AM
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Originally Posted by ZL1Killa
thats what i thought, maybe the installer found something else that was wrong and it was something stupid that they should have thought of, but they let you believe it was the MAF
Well, I don't know. Because the stock maf is on the car now. From what I understand, the fuel pressure had them stumped for a couple of days, they re-checked everything and then just tried switching the maf and that somehow did it. Maybe it was just a coincendence. Does the pcm have anything to do with the fuel pressure? I feel I should know this, but I don't It's not a big deal to me, at least the motor is finally running.
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Old May 19, 2006 | 10:26 PM
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The MAF CANNOT control or change fuel pressure.
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