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MAPed Blue Top Swap, NOT staying running! Please Help?!
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05-19-2008, 10:28 AM
Post: #56
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How much is enough ??
The main task for the MAP sensor is to input load information into the
ECU. In general, high vacuum corresponds to a closed throttle, requiring less fuel, and low vacuum indicates an open throttle, requiring more fuel from the injectors. A disconnected hose means the same thing to the MAP as WOT. The ECU will increase the injector duration, although I'm not sure how it handles the fact that the TPS is indicating a closed throttle If you have low pressure in the fuel rail, opening the injectors for longer will let a bit more fuel into the engine. This probably helps your idle. I'd still be looking to confirm what pressure/flow you have to the rail. Cheers... jondee86 |
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