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P0106 (MAP sensor performance) with FAST Intake Install

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Old Jul 26, 2007 | 05:40 PM
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Default P0106 (MAP sensor performance) with FAST Intake Install

I just installed a FAST 90/90 setup and I'm getting a P0106 "Manifold Absolute Pressure(MAP) Sensor Performance" The average was 13.8 and the units were "inHg". Isn't that about right? I put some blue RTV around the sensor too so I thought it was sealed up pretty good. Any ideas?

Thanks!
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Old Jul 27, 2007 | 08:20 AM
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did you get any on the end of the sensor itself
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Old Jul 27, 2007 | 10:21 AM
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I have the same problem. Was you fast used? I had a slight leak in the seal where the upper and lower parts mated. Put a slight bead of rtv in there. Also check the seals where it sits on the head. If those are all good. I think if you open up the map threashold slightly that might remedy your problem. Hope this helps.
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Old Jul 27, 2007 | 08:27 PM
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I don't think I got any rtv on the bottom of the sensor. That's the important part right? I just increased the idle area of the C3003 table by about 10% and I'm crossing my fingers the code stays away!

I got the idea from this post: https://ls1tech.com/forums/showpost....96&postcount=2

Thanks guys!
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Old Aug 1, 2007 | 08:13 PM
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I also installed the fast 90 and the NW TB and I am having a problem at idle, my car wants to Idle down below 500rpms!! Im pretty sure its in the intake not really sure what it actually is? MAP? any ideas?
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Old Aug 1, 2007 | 08:36 PM
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I believe this is one of those codes that tries to cross-check
the speed-density vs alpha-N, and MAF vs speed density
airflow. With the 90/90 you may have a TPS voltage vs angle
discrepancy, or maybe your cam is just so large that things
just do not agree with the internal (inaccessible) model of
alpha-N airflow. There are limit adjustments for P0106 in my
version of HPTuners, under the Engine Diagnostics.
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Old Aug 1, 2007 | 10:12 PM
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I haven't had a problem since I increased the idle area of the C3003 table by about 10%

https://ls1tech.com/forums/attachmen...chmentid=99492
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Old Aug 15, 2007 | 02:52 PM
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How is the car running now, what ended up fixing the problem I'm have the same issues.
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Old Aug 16, 2007 | 08:25 PM
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Originally Posted by shooter
How is the car running now, what ended up fixing the problem I'm have the same issues.
I'm not getting the code anymore. Check out the link I provided earlier. It fixed my issue. Here it is again:

https://ls1tech.com/forums/showpost....96&postcount=2
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