# 2003 Toyota Avalon - Engine issues

**URL:** <https://community.cartalk.com/t/2003-toyota-avalon-engine-issues/173515>\
**Category:** Maintenance/Repairs\
**Tags:** toyota\
**Created:** [December 21, 2020, 7:36pm UTC](https://community.cartalk.com/t/2003-toyota-avalon-engine-issues/173515 "2020-12-21T19:36:30Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![derikling31](https://avatars.discourse-cdn.com/v4/letter/d/e79b87/32.png) [@derikling31](https://community.cartalk.com/u/derikling31)\
**Post date:** [December 21, 2020, 7:36pm UTC](https://community.cartalk.com/t/2003-toyota-avalon-engine-issues/173515/1 "2020-12-21T19:36:30Z")

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during acceleration the engine bogs down, looses power, making loud noises

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**Author:** ![Purebred](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/purebred/32/46796_2.png) [@Purebred](https://community.cartalk.com/u/Purebred)\
**Post date:** [December 21, 2020, 8:26pm UTC](https://community.cartalk.com/t/2003-toyota-avalon-engine-issues/173515/2 "2020-12-21T20:26:32Z")

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Amazing how many posts like this where with symptoms of this nature, the CEL, nor any other warning lights are triggered.

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**Author:** ![Nevada\_545](https://sea1.discourse-cdn.com/cartalk/user_avatar/community.cartalk.com/nevada_545/32/41232_2.png) [@Nevada\_545](https://community.cartalk.com/u/Nevada_545)\
**Post date:** [December 21, 2020, 8:33pm UTC](https://community.cartalk.com/t/2003-toyota-avalon-engine-issues/173515/3 "2020-12-21T20:33:32Z")

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Inspect the intake air tubes from the air cleaner to the throttle body for cracks/separation.