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My car idles high after changing intake manifold

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Old Aug 19, 2006 | 07:24 PM
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vc
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Default My car idles high after changing intake manifold




Modified by vc at 6:40 PM 8/28/2006
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Old Aug 19, 2006 | 11:24 PM
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Takumi Fujiwara's Avatar
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Default Re: My car idles high after changing intake manifold (vc)

check for vacuum leaks.
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Old Aug 19, 2006 | 11:40 PM
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If it idles at 2000rpms, check to make sure the throttle cable isnt SLIGHTY pulled. Loosen it up so it just kinda sits there and start her up.

-Jason
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Old Aug 20, 2006 | 12:47 AM
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Default Re: (Jason-)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by Jason- &raquo;</TD></TR><TR><TD CLASS="quote">If it idles at 2000rpms, check to make sure the throttle cable isnt SLIGHTY pulled. Loosen it up so it just kinda sits there and start her up.

-Jason</TD></TR></TABLE>

If the cable is too tight, you can get a surging idle as well...
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Old Aug 20, 2006 | 08:36 PM
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Default Re: My car idles high after changing intake manifold (vc)

Have you tried resetting your base idle?
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Old Aug 21, 2006 | 01:46 AM
  #6  
Takumi Fujiwara's Avatar
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Default Re: My car idles high after changing intake manifold (vc)

<TABLE WIDTH="90%" CELLSPACING=0 CELLPADDING=0 ALIGN=CENTER><TR><TD>Quote, originally posted by vc &raquo;</TD></TR><TR><TD CLASS="quote">how?

I tried turning the **** on the throttle body with a screwdriver.</TD></TR></TABLE>

Did you unplug the IACV when you did this?
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Old Aug 22, 2006 | 02:18 PM
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Takumi Fujiwara's Avatar
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Default Re: My car idles high after changing intake manifold (vc)

If you have the IACV unplugged, and if no matter how much you turn your base idle screw the idle will not drop down to about 450-500, you have a vacuum leak.
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Old Aug 22, 2006 | 02:19 PM
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Default Re: My car idles high after changing intake manifold (Takumi Fujiwara)

If you're OBDI, it can also be the internals of your FITV backing out...
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