# High idle after cleaning throttle body

**URL:** <https://community.cartalk.com/t/high-idle-after-cleaning-throttle-body/168194>\
**Category:** Maintenance/Repairs\
**Tags:** lesabre, buick\
**Created:** [August 2, 2020, 6:48pm UTC](https://community.cartalk.com/t/high-idle-after-cleaning-throttle-body/168194 "2020-08-02T18:48:54Z")\
**Posts on this page:** 4\
**Page:** 1

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**Author:** ![Seth19man](https://avatars.discourse-cdn.com/v4/letter/s/c4cdca/32.png) [@Seth19man](https://community.cartalk.com/u/Seth19man)\
**Post date:** [August 2, 2020, 6:48pm UTC](https://community.cartalk.com/t/high-idle-after-cleaning-throttle-body/168194/1 "2020-08-02T18:48:54Z")

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Cleaned throttle body and now my car is idling high. I removed IAC valve and MAF sensor so they didn’t get damaged by the cleaner. Is this normal?

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**Author:** ![vipergg](https://avatars.discourse-cdn.com/v4/letter/v/50afbb/32.png) [@vipergg](https://community.cartalk.com/u/vipergg)\
**Post date:** [August 2, 2020, 6:53pm UTC](https://community.cartalk.com/t/high-idle-after-cleaning-throttle-body/168194/2 "2020-08-02T18:53:10Z")

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find the fuse for the pcm and pull it for 15 minutes . . It needs to be reset , it currently thinks it is still dirty and is running on those parameters .

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**Author:** ![Seth19man](https://avatars.discourse-cdn.com/v4/letter/s/c4cdca/32.png) [@Seth19man](https://community.cartalk.com/u/Seth19man)\
**Post date:** [August 2, 2020, 7:06pm UTC](https://community.cartalk.com/t/high-idle-after-cleaning-throttle-body/168194/3 "2020-08-02T19:06:47Z")

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Could I just unhook the battery?

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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:** [August 3, 2020, 12:33am UTC](https://community.cartalk.com/t/high-idle-after-cleaning-throttle-body/168194/4 "2020-08-03T00:33:10Z")

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Yeah, you can unhook the battery.  
And it takes more like 15 seconds, not 15 minutes.