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help with my idle

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Old Aug 7, 2007 | 10:08 PM
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Default help with my idle

Hello everyone, ok so here is the problem. When I’m driving everything seems to be ok but if I let go the gas pedal and put it in neutral the rpms drop to about 400 rpms and it acts like it wants to turn off and it will stay like that for about 10 seconds when I turn on my a/c it does the same thing. I then noticed that as I’m accelerating it kind of feels like it doesn't have power or its getting stuck and then power comes back and then it just feels ok, kind of weird to explain. When I got home I popped my hood and checked if one of my spark plug wires were loose but everything looks ok, and also my exhaust smells like fuel. The weird thing is I took off for lunch and everything was fine, after work I took off home and that’s when it started. Does anyone know what it could be. BTW its a 03 Z06 with halltech intake,tune,x-pipe, b&b bullets, and tr6 plugs and msd wires.
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Old Aug 7, 2007 | 10:13 PM
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Ohhh sound SERIOUS!! You better sell it to me cheap, FAST!!



Ok, sorry, I'm no help but it sounds like a idle speed sensor (?) is bad... yeah that's it...

OK, someone who REALLY knows will chime in soon...

Welcome to the Forum!!
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Old Aug 7, 2007 | 10:17 PM
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Bump
Sounds like the same problem im having. When i turn on the A/C the RPMS drop very low. If i dont give the car a little gas sometimes the engine dies. Is there a way to set the idle a little higher?
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Old Aug 7, 2007 | 10:46 PM
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thanks for the welcome, oh and there are also no codes. i have never seen or heard of anything like this before.
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Old Aug 7, 2007 | 11:17 PM
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Wow I have the same problem recently and have not been able to figure anything out.
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Old Aug 8, 2007 | 12:43 AM
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i wonder who else has this problem.
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Old Aug 8, 2007 | 12:51 AM
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Try cleaning the TB AND MAF (with the special cleaner for the maf) then see if it still does it, when is the last time you changed plugs?
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Old Aug 8, 2007 | 01:25 AM
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i cleaned the maf 4 days ago and its been about a month and a half since i changed my plugs they were gapped at .50 and they are tr6 plugs, but ill clean the maf again just in case
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Old Aug 8, 2007 | 10:38 AM
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Originally Posted by 03redzo6
i cleaned the maf 4 days ago and its been about a month and a half since i changed my plugs they were gapped at .50 and they are tr6 plugs, but ill clean the maf again just in case

Take the TB off and give that a good cleaning, there could be some gunk on there thats causing the prob
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Old Aug 8, 2007 | 11:46 AM
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Originally Posted by balla929
Bump
Sounds like the same problem im having. When i turn on the A/C the RPMS drop very low. If i dont give the car a little gas sometimes the engine dies. Is there a way to set the idle a little higher?
If you have a hand-held (Predator) programmer, you can raise your idle speed. I raised mine slightly so that idle doesn't vary from neutral or in gear (A4). It really used to bother me when the idle would drop down in gear.
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To help with my idle





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