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Throttlebody and UM

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Old Nov 19, 2012 | 10:24 PM
  #1  
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Throttlebody and UM

I looked at the FSM and in the EC section page 10, It doesnt show in the diagram, only a gasket is shown. In between the throttlebody and manifold, there is a metal plate, it sits in the manifold itself and looks like it diverts air. Does anyone know what it is/benefits

Last edited by user name001; Nov 19, 2012 at 10:34 PM.
Old Nov 20, 2012 | 06:08 AM
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Its the VIAS, and it just gets in the way, most people discard them and attach a block off plate
Old Nov 20, 2012 | 08:03 AM
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Thanks for the reply, Im not talking about the variable intake though. What im talking about is the plate that is in between the throttlebody and UM, its a black plate that mounts inbetween the two.The throttlebody mounting bolts go through it into the UM. , it has kinda a lip on it, if i get a chance to take it apart today ill take a pic. Sorry i should have been more clear on what i was getting at.
Originally Posted by TheIntrepidMontti
Its the VIAS, and it just gets in the way, most people discard them and attach a block off plate

Last edited by user name001; Nov 20, 2012 at 08:09 AM.
Old Nov 20, 2012 | 08:16 AM
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Possibly an aftermarket spacer? Pics would definitely help.
Old Nov 20, 2012 | 08:35 AM
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It's a metal gasket
Old Nov 20, 2012 | 09:22 AM
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Originally Posted by Gizm0
It's a metal gasket
haha, no! I know there is the metal gasket!

throttlebody, gasket, this metal plate i speak of that looks kinda spoonish, UM.. It has a lip on it like a quarter of a tube kinda, the tuby part sits at the bottom of the UM .. It enters into the UM, i obviously suck at explaining things! I will take a pic and figure out how to post it on my lunch.
Old Nov 20, 2012 | 10:17 AM
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K i got a few pics of it, now how do i upload them? Its in my instagram, only pic there.. Username332 if u have instagram you can see it.
Originally Posted by user name001
haha, no! I know there is the metal gasket!

throttlebody, gasket, this metal plate i speak of that looks kinda spoonish, UM.. It has a lip on it like a quarter of a tube kinda, the tuby part sits at the bottom of the UM .. It enters into the UM, i obviously suck at explaining things! I will take a pic and figure out how to post it on my lunch.

Last edited by user name001; Nov 20, 2012 at 10:26 AM.
Old Nov 20, 2012 | 01:06 PM
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I'm guessing you're talking about 14040. All I can find is Nissan's usual cryptic 'Adapter - Manifold'. No idea what it's for though.

Last edited by rebelhell; Nov 20, 2012 at 01:14 PM.
Old Nov 20, 2012 | 01:15 PM
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Yea thats it!! Where did u find this diagram? The FSM i have doesnt show this.. I wonder what the purpose of it is...

Thanks for helping me identify it rebelhell!
Old Nov 20, 2012 | 01:21 PM
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The image is from the Manifold section on CourtesyParts.com
Old Nov 20, 2012 | 01:22 PM
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Oddly enough, the diagrams for 2000, 2002, and 2003 don't show this part.
Old Nov 20, 2012 | 01:57 PM
  #12  
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Im sure it has something to do with the EGR, the base part that enters into the manifold has a slit in it to allow room for the egr tube to enter the manifold, it must be some kinda of back pressure preventer,or diverts the air coming in through the TB past the egr. But i thought 01's (which is the only diagram that has a part # and picture of it) do not have an egr? Or is that just the AE's that dont.. I removed mine out of curiousity just to see if there is any difference in driving.
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