# Replace ignition coil

**URL:** <https://community.cartalk.com/t/replace-ignition-coil/58174>\
**Category:** Maintenance/Repairs\
**Tags:** mpv, mazda\
**Created:** [November 30, 2010, 11:39pm UTC](https://community.cartalk.com/t/replace-ignition-coil/58174 "2010-11-30T23:39:11Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![rc1962](https://avatars.discourse-cdn.com/v4/letter/r/bbce88/32.png) [@rc1962](https://community.cartalk.com/u/rc1962)\
**Post date:** [November 30, 2010, 11:39pm UTC](https://community.cartalk.com/t/replace-ignition-coil/58174/1 "2010-11-30T23:39:11Z")

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Should all ignition coils be replaced at the same time?

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**Author:** ![ok4450](https://avatars.discourse-cdn.com/v4/letter/o/e9bcb4/32.png) [@ok4450](https://community.cartalk.com/u/ok4450)\
**Post date:** [November 30, 2010, 11:49pm UTC](https://community.cartalk.com/t/replace-ignition-coil/58174/2 "2010-11-30T23:49:16Z")

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No, but the spark plugs should be. Aged and misfiring plugs or wires along with moisture induced corrosion on the wires/plug boots/coil terminals is generally what kills the coil.