Thingys under the intake manifold

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09-25-2012, 05:02 PM

Nemick

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Thingys under the intake manifold

Right, what exactly are these "thingys" under the intake manifold connected to the vacuum system and what do they do?

09-25-2012, 05:56 PM

CCA4

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Location: NW PA

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the thingy directly under the intake mani is the n249 valve. It's a vacuum/ecu controlled solenoid that controls when your DV opens. Read this:

*DIY* - B5 1.8T Vacuum/Check Valve/SAI/PCV - Delete & Simplification

09-25-2012, 07:01 PM

Nemick

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Posts: 131

Perfect response. Thank you very much!!

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