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Old 08-15-2003, 07:57 PM
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Default engine problem
my engine is idling at 2500 then dropping to 1000, and it keeps going back and forth, whast could the problem be?
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Old 08-15-2003, 10:41 PM
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Default Re: engine problem (prdtr15)
IACV? Idle air control valve?

Adjust the idle set screw? (it's a flat-head on top of the throttle body, before you ask)

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Old 08-24-2003, 11:16 AM
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Default Re: engine problem (PHiZ)
That didnt work, anyone eles have anything?
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Old 08-24-2003, 03:03 PM
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Default Re: engine problem (prdtr15)
I need help here, i really wanna get this fixed asap, but nothing has worked, so any ideas would be great
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Old 08-24-2003, 06:33 PM
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Default Re: engine problem (prdtr15)
check for vaccum leak, maybe throttle position sensor?
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Old 08-24-2003, 06:36 PM
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Default Re: engine problem (SDT Project EF)
check the fast idle thermo valve if you have one, take it out and shake it; if it rattles, then take it apart and screw the white plastic screw back
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