2005 Toyota Corolla Idle

Tiny
HMURPHY
  • MEMBER
  • 2005 TOYOTA COROLLA
  • 4 CYL
  • FWD
  • AUTOMATIC
  • 108,000 MILES
My goes up and down when stopped at light. Not much but enough to say it idles rough.
Monday, October 19th, 2009 AT 12:45 PM

1 Reply

Tiny
MMPRINCE4000
  • MECHANIC
  • 8,548 POSTS
Have Idle Air control valve checked, it controls idle speed. It bypasses air to intake to regulate idle speed. They can sometimes stick.

Also inspect engine for possible vacuum leak.
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Tuesday, October 20th, 2009 AT 9:37 AM

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