Exhaust Idle - Toyota Yaris Forums - Ultimate Yaris Enthusiast Site

01-04-2009, 08:52 PM

cali yaris

ULTIMATE

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Drives: 07 Yaris Turbo

Join Date: May 2007

Location: Canoga Park, CA

Posts: 14,859

Quote:

mine gets quiet then loud then quiet then loud, rhythmic.

mine does too, but mostly because the RPM's oscillate. This started after my first mod, a cold air intake, but it still happens with my current set up. If you are experiencing "RPM hunting", this may be the cause of varying sound levels.

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Micro Image forums, online store and shop are now closed. It was a great eight year run, but it was time to focus on other things. I'm still selling parts on eBay under micro*image seller ID and customers can still make requests for anything specific.

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