# 2000 Lexus LS400

**URL:** <https://community.cartalk.com/t/2000-lexus-ls400/27897>\
**Category:** Maintenance/Repairs\
**Created:** [March 17, 2009, 11:19am UTC](https://community.cartalk.com/t/2000-lexus-ls400/27897 "2009-03-17T11:19:37Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![smathieuva](https://avatars.discourse-cdn.com/v4/letter/s/b5ac83/32.png) [@smathieuva](https://community.cartalk.com/u/smathieuva)\
**Post date:** [March 17, 2009, 11:19am UTC](https://community.cartalk.com/t/2000-lexus-ls400/27897/1 "2009-03-17T11:19:37Z")

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When I start the engine it makes a whirrring noise. When I rev the engine the noise gets louder. Someone suggested it may be the oil pump?

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**Author:** ![andrew\_j](https://avatars.discourse-cdn.com/v4/letter/a/91b2a8/32.png) [@andrew\_j](https://community.cartalk.com/u/andrew_j)\
**Post date:** [March 17, 2009, 11:21am UTC](https://community.cartalk.com/t/2000-lexus-ls400/27897/2 "2009-03-17T11:21:40Z")

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Diagnosing sounds over the internet is very difficult. I suggest taking it to a shop in this case.