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Acceleration enrichment

EFI Tuning Fundamentals

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Well, this happens when is indirect injection but what happens when is direct? The fuel is injected directly through the combustion chamber. How we deal with this? I mean, it will not be possible to create a fuel film right?

If you're MAP sensor based, then the accel will be based on TPS because it responds faster to sudden changes.

The fuel film effect is more about fine tuning the exact amount of enrichment.