# R.p.m

**URL:** <https://community.cartalk.com/t/r-p-m/46873>\
**Category:** Maintenance/Repairs\
**Tags:** accord, honda\
**Created:** [March 30, 2010, 12:57pm UTC](https://community.cartalk.com/t/r-p-m/46873 "2010-03-30T12:57:46Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![bedrock](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/bedrock/32/868_2.png) [@bedrock](https://community.cartalk.com/u/bedrock)\
**Post date:** [March 30, 2010, 12:57pm UTC](https://community.cartalk.com/t/r-p-m/46873/1 "2010-03-30T12:57:46Z")

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what would cause a 2001 honda accord 3.0 liter v6,rpm to rev up and down, while in park,or at stop sign.

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**Author:** ![Pontiacura](https://avatars.discourse-cdn.com/v4/letter/p/bbce88/32.png) [@Pontiacura](https://community.cartalk.com/u/Pontiacura)\
**Post date:** [March 30, 2010, 12:59pm UTC](https://community.cartalk.com/t/r-p-m/46873/2 "2010-03-30T12:59:04Z")

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Sounds like a faulty IAC.

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**Author:** ![VDCdriver](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/vdcdriver/32/30_2.png) [@VDCdriver](https://community.cartalk.com/u/VDCdriver)\
**Post date:** [March 30, 2010, 1:00pm UTC](https://community.cartalk.com/t/r-p-m/46873/3 "2010-03-30T13:00:59Z")

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Or a vacuum leak

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**Author:** ![Jeepheap](https://avatars.discourse-cdn.com/v4/letter/j/7ba0ec/32.png) [@Jeepheap](https://community.cartalk.com/u/Jeepheap)\
**Post date:** [March 30, 2010, 6:12pm UTC](https://community.cartalk.com/t/r-p-m/46873/4 "2010-03-30T18:12:25Z")

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Idle air control is apparrently pretty popular problem with these Honda’s. Google it sometime, wow.

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**Author:** ![circuitsmith](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/circuitsmith/32/40376_2.png) [@circuitsmith](https://community.cartalk.com/u/circuitsmith)\
**Post date:** [March 30, 2010, 10:08pm UTC](https://community.cartalk.com/t/r-p-m/46873/5 "2010-03-30T22:08:47Z")

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I’ve seen a stuck open thermostat do this.