# Informative compression test info from my own car.

**URL:** <https://forums.speedlife.net/t/informative-compression-test-info-from-my-own-car/259128>\
**Category:** Shift518 Automotive\
**Created:** [June 27, 2011, 4:50pm UTC](https://forums.speedlife.net/t/informative-compression-test-info-from-my-own-car/259128 "2011-06-27T16:50:00Z")\
**Posts on this page:** 1\
**Showing post:** 40

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**Author:** ![jdaniels](https://yyz2.discourse-cdn.com/flex034/user_avatar/forums.speedlife.net/jdaniels/32/6399_2.png) [@jdaniels](https://forums.speedlife.net/u/jdaniels)\
**Post date:** [June 27, 2011, 6:26pm UTC](https://forums.speedlife.net/t/informative-compression-test-info-from-my-own-car/259128/40 "2011-06-27T18:26:25Z")

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> [@FS: desk top pc complete $250 with dvd burner](https://forums.speedlife.net/t/fs-desk-top-pc-complete-250-with-dvd-burner/43277/9):
>
> no , they dont . so if comp is low and a cyl has a slight missfire at idle and throws a code for it . its not a problem ? i have seen it before and it does cause problems .

We’re talking less than 10% variation when cold, you aren’t going to get a misfire for that.

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