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Is 1050 too high of an idle?

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Old 04-16-2004, 12:25 PM
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Default Is 1050 too high of an idle?

Hello,

My Z28 idles at 1,050 all the time. Hot, cold, nuetral, it does not matter, it is always at 1050. It runs smooth and has no problems. I was just reading through this forum and it sounds like idle is supposed to be lower?

Is this something I need to change, or "if it ain't broke, don't fix it?"

Would someone have had to of messed with the tuning to make it idle this high?

Thanks, and sorry if this is a dumb question.
Old 04-16-2004, 01:05 PM
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Have you verified with a scanning tool? It's possible your Tach is off (almost probable, actually). If it is indeed 1050 then you probably have a vacuum leak somewhere. If that checks out OK then inspect your IAC motor, perhaps it's stuck open.
Old 04-16-2004, 01:19 PM
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Originally Posted by bomax
Have you verified with a scanning tool? It's possible your Tach is off (almost probable, actually). If it is indeed 1050 then you probably have a vacuum leak somewhere. If that checks out OK then inspect your IAC motor, perhaps it's stuck open.
Thanks Bomax, I will have it scanned. Have not done that. You have let me know it is abnormal, and I appreciate it. I had never thought it was strange until I started reading up in this forum.
Old 04-16-2004, 04:59 PM
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mine is a 98 M6 and has always idled at 1050
Old 04-16-2004, 07:09 PM
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thats way too high for an m6. hell those t-rex folks aren't running nearly that.

now are we talking in gear or out of gear?
Old 04-16-2004, 07:51 PM
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my tach reads 1000 and is really at 800 efi verifird.




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