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knocking sound right after starting engine, but then goes away??

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Old Sep 25, 2006 | 07:52 PM
  #1  
tegman85's Avatar
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Default knocking sound right after starting engine, but then goes away??

as soon as i start my engine i can i hear a ticking or knocking noise coming from the engine, but it only lasts a second or two then runs fine. does anyone know whats happening?

josh
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Old Sep 25, 2006 | 08:07 PM
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JasonST's Avatar
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Default Re: knocking sound right after starting engine, but then goes away?? (tegman85)

Bump, I got the same problem, sounds like a knock or bump then goes away in like 1 second. For me it only happens on cold starts.
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Old Sep 25, 2006 | 08:08 PM
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I had the same question, it's your cold valves slapping against the head. Common, not harmful, but annoying. Sounds so wimpy.
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Old Sep 25, 2006 | 09:29 PM
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Default Re: (Attaus)

https://honda-tech.com/zerothread?id=618786
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Old Sep 25, 2006 | 10:32 PM
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im very releived that thats all it is. thanks a lot for the help.
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Old Sep 25, 2006 | 10:45 PM
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preludebbduce
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Default Re: knocking sound right after starting engine, but then goes away?? (tegman85)

YEP. It is valve related. I say it's cold start or maybe one or two valve is off.

Anyhoo, get a Valve Adjustment at the mechanics. For $55 bucks. It's a good maintainance. Every car needs one every so often.

When I had my Valves Adjusted..It just ZINGED and ran a lot more efficient.

You could do it yourself, but it takes time.
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Old Sep 27, 2006 | 09:51 AM
  #7  
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Default Re: knocking sound right after starting engine, but then goes away?? (tegman85)

mine did the same thing before but i have only heared it once. I thought it was carbon bounceing around but i dont no i have not heard it sence then. it was also on a cold start for me too.
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