# 2000 Tyota Avalon

**URL:** <https://community.cartalk.com/t/2000-tyota-avalon/30868>\
**Category:** Maintenance/Repairs\
**Created:** [May 23, 2009, 5:08am UTC](https://community.cartalk.com/t/2000-tyota-avalon/30868 "2009-05-23T05:08:35Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![showie](https://avatars.discourse-cdn.com/v4/letter/s/dc4da7/32.png) [@showie](https://community.cartalk.com/u/showie)\
**Post date:** [May 23, 2009, 5:08am UTC](https://community.cartalk.com/t/2000-tyota-avalon/30868/1 "2009-05-23T05:08:35Z")

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When I start the car, the motor will rev up or down and sometimes kill. Then the rpms go back to normal, about 850. What is going on?

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**Author:** ![hellokit](https://avatars.discourse-cdn.com/v4/letter/h/6a8cbe/32.png) [@hellokit](https://community.cartalk.com/u/hellokit)\
**Post date:** [May 23, 2009, 12:10pm UTC](https://community.cartalk.com/t/2000-tyota-avalon/30868/2 "2009-05-23T12:10:53Z")

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The idle air control valve may be sticking. Use Throttle Body Cleaner to clean the idle air control valve passages, and the air intake air passages of the throttle body.