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CAR still running weird

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Old Oct 8, 2006 | 11:45 AM
  #1  
1JZ300's Avatar
1JZ300
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Default CAR still running weird

we gapped the plugs to 28 and fuel is set to 64PSI, the problem is the car will boost to about 4lbs and then act like a cut off, like it wants to boost and doesnt....help me out, car ran fine when first installed and tested, now its going to ****, i need help
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Old Oct 8, 2006 | 11:46 AM
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Have you checked the vacuum line to your map sensor?
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Old Oct 8, 2006 | 12:31 PM
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Originally Posted by 1JZ300
we gapped the plugs to 28 and fuel is set to 64PSI, the problem is the car will boost to about 4lbs and then act like a cut off, like it wants to boost and doesnt....help me out, car ran fine when first installed and tested, now its going to ****, i need help
Why is your base fuel pressure so high have mine set at 42psi.
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Old Oct 9, 2006 | 11:50 AM
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map sensor was unplugged good call....also i set the fuel down to 43, runs good now, now i need to tune it........
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Old Oct 9, 2006 | 12:40 PM
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can't believe it ran w/o the map sensor

glad u figured it out
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