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Sudden idle drop

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Old 03-15-2007 | 10:48 AM
  #11  
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DINOSAURUS BOOSTUS

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IAC and MAF are suspects still. As is a dirty throttle body.
Old 03-15-2007 | 01:15 PM
  #12  
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I can clean the TB, TPS, and IAC just fine. But... with the MAF being ultra sensitive, whats a good way of cleaning it?
Old 03-15-2007 | 01:37 PM
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You'll find that in this techinfo article.

http://www.bonnevilleclub.com/forum/...e=article&k=64
Old 03-15-2007 | 01:55 PM
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does your boost gauge stay at 0?
Old 03-15-2007 | 03:04 PM
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Originally Posted by hugger10
does your boost gauge stay at 0?
If the car is running the boost gauge should either read vacuum or positive pressure. 0 would be read consistently when the key is on with the engine not running only.

I would expect the vacuum level to change when idle changes.
Old 03-15-2007 | 04:25 PM
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I asked him that because my car was behaving the exact same way when I broke the tube to the MAP sensor and it also made my boost gauge read zero. So I threw that out there since that does cause idle to act exactly as he described.
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