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wats that noise at startup?

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Old 08-13-2009, 05:29 AM
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Default wats that noise at startup?
Hi Guyz, this probly sounds like a stupid question but wenever i start my car up theres sum kind of fan or pump which starts then switches off after a minute or so. just wondring is this normal? coz my eps light is on too and ive got no power steering but thats differnt i suppose.
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Old 08-13-2009, 06:40 AM
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Is it a semi loud whining sound? If so, its the air pump.
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Old 08-13-2009, 07:14 AM
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air pump..
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Old 08-13-2009, 05:58 PM
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Originally Posted by oober,Aug 13 2009, 10:14 AM
air pump..
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Old 08-14-2009, 12:12 AM
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Air pump.
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Old 08-14-2009, 12:21 AM
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so is it suppose to go off after a minute or so? what does the air pump do exactley if u dont mind me asking?
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Old 08-14-2009, 12:45 AM
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it's for combating the a/f ratio in cold start up, in short it's for emission
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Old 08-14-2009, 01:04 AM
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Correct.
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Old 08-14-2009, 07:27 AM
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There are kits to remove the air pump out there as well
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Old 08-14-2009, 07:38 AM
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don't listen to them.

it's a small supercharger.
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