# Misfiring 2003 Mercedes-Benz C-Class

**URL:** <https://community.cartalk.com/t/misfiring-2003-mercedes-benz-c-class/114246>\
**Category:** Maintenance/Repairs\
**Tags:** c-class, mercedes-benz\
**Created:** [March 22, 2018, 9:50pm UTC](https://community.cartalk.com/t/misfiring-2003-mercedes-benz-c-class/114246 "2018-03-22T21:50:30Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![Daniel28](https://avatars.discourse-cdn.com/v4/letter/d/6de8d8/32.png) [@Daniel28](https://community.cartalk.com/u/Daniel28)\
**Post date:** [March 22, 2018, 9:50pm UTC](https://community.cartalk.com/t/misfiring-2003-mercedes-benz-c-class/114246/1 "2018-03-22T21:50:31Z")

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I wash my Mercedes Benz c class 203 model an he start misfiring an I change the plung together with coil an nozzle an the issue remain the same,pls I need help thanks

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**Author:** ![jtsanders](https://avatars.discourse-cdn.com/v4/letter/j/c2a13f/32.png) [@jtsanders](https://community.cartalk.com/u/jtsanders)\
**Post date:** [March 23, 2018, 1:02am UTC](https://community.cartalk.com/t/misfiring-2003-mercedes-benz-c-class/114246/2 "2018-03-23T01:02:21Z")

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What about the plug wires? Did you change them?