Mazda3 Offered in both a sedan and wagon, this sporty model offers a great car for the family, as well a fun track car.

Cold Idle Speed

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  #1  
Old 05-08-2006, 09:15 PM
turtles70's Avatar
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Default Cold Idle Speed

Hello, first post new member. I purchased a 2006 mazda 3 touring i with 2.0 auto two weeks ago. Just wondering when you first start car on chilly mornings is it normal for idle to be up to 1800-2000 rpms? Will drop down when I put it in gear. Live in Connecticut and temps been 45-50 degrees in the morn.
 
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Old 05-08-2006, 10:28 PM
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Default RE: Cold Idle Speed

Welcome to the forum, why dont you tell us a little something about yourself, in the "New member area". This happens to me also on cold mornings but i have improperly placed intake cone, and eventually idels down to 1000rpms then ~850 cuz of my cone, so i guess its normal, but only if it returns to 1000 any lower than that then you have a problem.
 
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Old 05-08-2006, 11:24 PM
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Default RE: Cold Idle Speed

Improperly placed intake cone?? Is that something you did on purpose? Where is it?
 
  #4  
Old 05-08-2006, 11:36 PM
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Default RE: Cold Idle Speed

Yeah i did it myself, i can fix it but im kinda lazy, its been there for a while no problems except the check engine light comes on and it makes a knocking noise when accelerating up 4500 rpms...heres a pic, try not to laugh to hard

 
  #5  
Old 05-09-2006, 12:27 AM
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Default RE: Cold Idle Speed

heh heh, the classic intake ( i remember first seeing that picture). but it's one hell of a good idea!


as for the cold morning high rpms... that's normal. the car is trying to warm the engine up quickly, hence the reason why the rpms are higher when you first start your vehicle. once the car is warmed up to the proper temperature, the rpms will be lower. this is normal engine functioning for all vehicles
 
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Old 05-09-2006, 04:08 AM
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Default RE: Cold Idle Speed


ORIGINAL: the_gray_mazda6

heh heh, the classic intake ( i remember first seeing that picture). but it's one hell of a good idea!


as for the cold morning high rpms... that's normal. the car is trying to warm the engine up quickly, hence the reason why the rpms are higher when you first start your vehicle. once the car is warmed up to the proper temperature, the rpms will be lower. this is normal engine functioning for all vehicles
right. i believe its thats called 'choke.'
 
  #7  
Old 05-09-2006, 10:12 AM
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Default RE: Cold Idle Speed


pretty sure that is what it is called. basically what it does, to explain it in mechanic terms, is a device used in an internal-combustion engine to enrich the fuel mixture by reducing the flow of air to the carburetor. thus running it at higher rpms.
 
  #8  
Old 05-09-2006, 11:42 AM
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Default RE: Cold Idle Speed

It is def. normal...
 
  #9  
Old 05-09-2006, 02:17 PM
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haha, well i guess this post is pretty much closed... nothing more to say that i'm aware of (situation completed)
 
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Old 05-09-2006, 03:15 PM
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Default RE: Cold Idle Speed

Thanks guys for putting my mind to rest. Looking forward to learning a thing or two here.
 


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