# Egr valve

**URL:** <https://community.cartalk.com/t/egr-valve/51892>\
**Category:** General Discussion\
**Tags:** mr2, toyota\
**Created:** [July 15, 2010, 10:07pm UTC](https://community.cartalk.com/t/egr-valve/51892 "2010-07-15T22:07:15Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![billybobdog](https://avatars.discourse-cdn.com/v4/letter/b/919ad9/32.png) [@billybobdog](https://community.cartalk.com/u/billybobdog)\
**Post date:** [July 15, 2010, 10:07pm UTC](https://community.cartalk.com/t/egr-valve/51892/1 "2010-07-15T22:07:15Z")

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what is an egr valve and is that different from an egr modulator?

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**Author:** ![Caddyman](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/caddyman/32/23_2.png) [@Caddyman](https://community.cartalk.com/u/Caddyman)\
**Post date:** [July 15, 2010, 11:25pm UTC](https://community.cartalk.com/t/egr-valve/51892/2 "2010-07-15T23:25:16Z")

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Google “EGR Valve” to learn what they are and how they work.

An EGR modulator sounds like a control device for an EGR valve…