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AIT Temperature increase during WOT

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Old Jul 28, 2016 | 04:57 PM
  #11  
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/\ Thanks, I'll have a look in to moving mine this weekend, mines a CT kit but I didn't think it would reach.

Also for anyone who has relocated their AIT sensor and is using an AEM ECU have they recalibrated the sensor tables as per this thread?

https://www.s2ki.com/s2000/topic/184...-calibrations/

I'm concerned about relocating my sensor and updating these setting and it causing issue with my current tune.....
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Old Jul 28, 2016 | 05:13 PM
  #12  
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Originally Posted by Kenny_Stang
Originally Posted by s2000Junky' timestamp='1469732389' post='24027240
[quote name='E4RTH WORM JIM' timestamp='1469713693' post='24027014']
Thanks for that! Tells me exactly what I wanted to know! I've just searched and found the thread regarding relocating the sensor.

You got a picture of your install?

Does the OEM wiring reach the new location?
Id like clarification on this as well, even for N/A relocating to intake tube. I know the stock wiring is too short, and am concerned that lengthening it may? skew the read to the ECU. This sensor is direct correlation to the timing map, so I don't want to create a situation where the car may be prone to detonation.
In what year vehicles is it too short? In my 2006 the sensor and related wiring reaches the air pump port on the aftercooler (just forward of the tb) just fine with no lengthening or changes to the sensor. This is where Comptech recommends the IAT sensor be placed for the 06+ cars (as they don't use the port for the air pump).
[/quote]
MY00-05 where its located at the back of the manifold across from cylinder 4 runner. So about 2' too short.
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Old Jul 29, 2016 | 02:53 AM
  #13  
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Originally Posted by s2000Junky
Originally Posted by Kenny_Stang' timestamp='1469734113' post='24027258
[quote name='s2000Junky' timestamp='1469732389' post='24027240']
[quote name='E4RTH WORM JIM' timestamp='1469713693' post='24027014']
Thanks for that! Tells me exactly what I wanted to know! I've just searched and found the thread regarding relocating the sensor.

You got a picture of your install?

Does the OEM wiring reach the new location?
Id like clarification on this as well, even for N/A relocating to intake tube. I know the stock wiring is too short, and am concerned that lengthening it may? skew the read to the ECU. This sensor is direct correlation to the timing map, so I don't want to create a situation where the car may be prone to detonation.
In what year vehicles is it too short? In my 2006 the sensor and related wiring reaches the air pump port on the aftercooler (just forward of the tb) just fine with no lengthening or changes to the sensor. This is where Comptech recommends the IAT sensor be placed for the 06+ cars (as they don't use the port for the air pump).
[/quote]
MY00-05 where its located at the back of the manifold across from cylinder 4 runner. So about 2' too short.
[/quote]

I thought the heatsoak/IAT temp readings were only an issue for the 06+ cars as their sensor (especially in the SoS kit) is located before the aftercooler and thus reads much higher and causes the engine to pull timing. With the location of the 00-05 cars being in the intake manifold, it should be reading temps similar to the 06+ just before the TB, so I would not think there would be a significant benefit to relocating it.
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Old Jul 29, 2016 | 10:01 AM
  #14  
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Originally Posted by Kenny_Stang
Originally Posted by s2000Junky' timestamp='1469754818' post='24027527
[quote name='Kenny_Stang' timestamp='1469734113' post='24027258']
[quote name='s2000Junky' timestamp='1469732389' post='24027240']
[quote name='E4RTH WORM JIM' timestamp='1469713693' post='24027014']
Thanks for that! Tells me exactly what I wanted to know! I've just searched and found the thread regarding relocating the sensor.

You got a picture of your install?

Does the OEM wiring reach the new location?
Id like clarification on this as well, even for N/A relocating to intake tube. I know the stock wiring is too short, and am concerned that lengthening it may? skew the read to the ECU. This sensor is direct correlation to the timing map, so I don't want to create a situation where the car may be prone to detonation.
In what year vehicles is it too short? In my 2006 the sensor and related wiring reaches the air pump port on the aftercooler (just forward of the tb) just fine with no lengthening or changes to the sensor. This is where Comptech recommends the IAT sensor be placed for the 06+ cars (as they don't use the port for the air pump).
[/quote]
MY00-05 where its located at the back of the manifold across from cylinder 4 runner. So about 2' too short.
[/quote]

I thought the heatsoak/IAT temp readings were only an issue for the 06+ cars as their sensor (especially in the SoS kit) is located before the aftercooler and thus reads much higher and causes the engine to pull timing. With the location of the 00-05 cars being in the intake manifold, it should be reading temps similar to the 06+ just before the TB, so I would not think there would be a significant benefit to relocating it.
[/quote]

It may be the case for the SOS kit for 06+ I don't know, but not to derail, my reference was in regard to factory NA. With the 00-05 manifold, that location gets heat soaked because not only is the sensor mounted to a metal intake manifold right next to the cylinder port, but more then that its after the throttle plate, so gets no fresh/cool air off throttle. The 06+ come with the sensor from the factory already in the intake tube between the filter and TB where its further isolated from the engine and gets more constant airflow. Relocating the 00-05 to the 06+ placement would therefore seem beneficial, however lengthening the wires to relocate and altering the factory timing map is my concern. The latter wouldn't have the same impact for programmable aftermarket ECU so not to derail this thread too much. Was just to further the question/concern I had from last poster. Ive done everything else to this point to remove heat soak and improve IAT with full coolant delete to manifold and TB, isolation gasket and custom front intake snorkel. And these combined work much better then factory per my OBD2 data longs and butt dyno, but still that IAT sensor is hooked up to a big metal heater! When I was SC that sensor still isn't in the best location for 00-05. I got around that by spraying water/meth.
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Old Jul 29, 2016 | 11:04 AM
  #15  
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Originally Posted by s2000Junky
It may be the case for the SOS kit for 06+ I don't know, but not to derail, my reference was in regard to factory NA. With the 00-05 manifold, that location gets heat soaked because not only is the sensor mounted to a metal intake manifold right next to the cylinder port, but more then that its after the throttle plate, so gets no fresh/cool air off throttle. The 06+ come with the sensor from the factory already in the intake tube between the filter and TB where its further isolated from the engine and gets more constant airflow. Relocating the 00-05 to the 06+ placement would therefore seem beneficial, however lengthening the wires to relocate and altering the factory timing map is my concern. The latter wouldn't have the same impact for programmable aftermarket ECU so not to derail this thread too much. Was just to further the question/concern I had from last poster. Ive done everything else to this point to remove heat soak and improve IAT with full coolant delete to manifold and TB, isolation gasket and custom front intake snorkel. And these combined work much better then factory per my OBD2 data longs and butt dyno, but still that IAT sensor is hooked up to a big metal heater! When I was SC that sensor still isn't in the best location for 00-05. I got around that by spraying water/meth.
That completely makes sense, too bad a vendor doesn't sell a PnP harness to allow the 00-05 owners to move the IAT to a similar location as the 06+ vehicles.
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Old Jul 29, 2016 | 12:58 PM
  #16  
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I will be moving mine soon just to see the difference got the idler pulley setup and notched the blower pulley now seeing 17 psi at 8500 rpm. here is a screen shot at 8400 making 16.6 psi
Attached Thumbnails AIT Temperature increase during WOT-20160727_123244_resized.jpg  
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Old Jul 29, 2016 | 01:36 PM
  #17  
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I run 19psi @ 9200

I just don't want to extend my wiring for this mod . I didn't realise the 06+ cars have the AIT sensor in a different location.
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Old Jul 30, 2016 | 06:24 PM
  #18  
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I have a 01 s2k with 05 longblock with hondata kpro. The rsx iat has the same iat scaler as other b and d series civics/integras. Only the 00-05 s2000s and possibly the 06-09 s2k have different scalers. I bought a late 2000s civic intake air temp sensor and will be putting it between the TB and aftercooler core on my sos kit.
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Old Jul 31, 2016 | 02:20 AM
  #19  
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Why what is better about the civics /sensor scaler to warrant the change?
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Old Jul 31, 2016 | 03:16 AM
  #20  
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Jim,

Just relocate it, it did this 4 years ago now on MY00.

Drilled a hole and used sealant - most of the ideal surface of the AC is not 100% flat, i just then extended the wiring.

Cheers
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