crazy idle

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Old 03-29-2004, 09:24 AM
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aka davo-tsx
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crazy idle

For the past week, my idle has been jumpy mainly when the engine's cold. This morning though, when I started it up, the idle started climbing to almost 2500rpm. Does it sound like an idle control that's about to go out?
Old 03-29-2004, 10:31 AM
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teh Senior Instigator
 
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sounds normal for a cold motor
Old 03-29-2004, 10:59 AM
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Originally posted by CLpower
sounds normal for a cold motor
Cold weather is garbage.
Old 03-29-2004, 11:00 AM
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According to my service guys....if ANYTHING goes wrong...the check engine light would come on!
Old 03-29-2004, 11:06 AM
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ive noticed my car idles much better and i dont hear that ticking like before after installing my hyperground kit last week.
Old 03-29-2004, 11:09 AM
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My friends prelude does that all the time .. its a bad sensor I forget the name of it though. He hasnt gotten around to changing it yet. Sometimes it only does it til the car warms up and sometimes it'll do it the entire time.

Theres no way the hyper ground kit could've eliminated the "ticking" at idle .. that is just the normal noise that the EVAP thing makes...
Old 03-29-2004, 11:17 AM
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Originally posted by blader
My friends prelude does that all the time .. its a bad sensor I forget the name of it though. He hasnt gotten around to changing it yet. Sometimes it only does it til the car warms up and sometimes it'll do it the entire time.

Theres no way the hyper ground kit could've eliminated the "ticking" at idle .. that is just the normal noise that the EVAP thing makes...
It seems less noticeable, but yea im not sure. Ill have to listen closely for it next time and see.
Old 03-29-2004, 11:36 AM
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Rotary Valve?

Old 03-29-2004, 11:39 AM
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2500 rpm does seem a little to high...and I've seen many Idle Air Control Valve's go bad w/o setting a check engine light. During a cold start-up u shouldn't be getting any higher than 1500rpm....but even that should only last like a minute.
Old 03-29-2004, 12:33 PM
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When my rpm's started dipping a little like the engine was going to stall, the Acura Tech said that it is related to winter and summer gas. He said that the warm weather was confusing the engine.

Is the whole summer and winter gas true?
Old 03-29-2004, 12:39 PM
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no the gas will not do that... it is more than likely the IAC like Anthony stated... there is a screw you can adjust but you must disconnect the battery... they filled the hole where the screw is located with wax so you cannot adjust it..

Take it in for service...
I found mine by asking Scalbert and reading my helms... After the Supercharger was installed I needed to adjust it.
Old 04-09-2004, 03:01 PM
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IAC Valve

It is the IAC valve that needs cleaning (or replacing). I have had a similar problem on my 2001 CL-S when it sat for 6 days, but it fixed itself... But I still have a slight cold start and idle problem, and now that it's out of warranty, I'm ready to try to clean the IAC vave myself. But I've done some searches here and at A-TL.com, but haven't really found the proper procedure. Anyone?
Be wary of some of the less than helpful speculations on these forums (and from the dealer). Some are outright laughable. A little knowledge is a dangerous thing...

Tosh
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