# Misfire

**URL:** <https://community.cartalk.com/t/misfire/90458>\
**Category:** Maintenance/Repairs\
**Tags:** ford\
**Created:** [July 1, 2015, 4:46am UTC](https://community.cartalk.com/t/misfire/90458 "2015-07-01T04:46:21Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![speed\_demon](https://avatars.discourse-cdn.com/v4/letter/s/ba8739/32.png) [@speed\_demon](https://community.cartalk.com/u/speed_demon)\
**Post date:** [July 1, 2015, 4:46am UTC](https://community.cartalk.com/t/misfire/90458/1 "2015-07-01T04:46:21Z")

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replaced oxygen sensors, plugs, air filter and fuel filter escape still has misfire

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**Author:** ![auto-owner](https://avatars.discourse-cdn.com/v4/letter/a/50afbb/32.png) [@auto-owner](https://community.cartalk.com/u/auto-owner)\
**Post date:** [July 1, 2015, 5:41am UTC](https://community.cartalk.com/t/misfire/90458/2 "2015-07-01T05:41:44Z")

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And the Check Engine light is on?

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**Author:** ![SteveC76](https://avatars.discourse-cdn.com/v4/letter/s/958977/32.png) [@SteveC76](https://community.cartalk.com/u/SteveC76)\
**Post date:** [July 1, 2015, 6:38am UTC](https://community.cartalk.com/t/misfire/90458/3 "2015-07-01T06:38:57Z")

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Compression test?

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**Author:** ![George\_San\_Jose1](https://avatars.discourse-cdn.com/v4/letter/g/e5b9ba/32.png) [@George\_San\_Jose1](https://community.cartalk.com/u/George_San_Jose1)\
**Post date:** [July 1, 2015, 7:00am UTC](https://community.cartalk.com/t/misfire/90458/4 "2015-07-01T07:00:37Z")

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Swapping stuff around between the cylinders is a common way to diagnose what’s causing misfires.