2004 Toyota Corolla Idle control system

Tiny
WEWELLSJR
  • MEMBER
  • 2004 TOYOTA COROLLA
  • 4 CYL
  • 2WD
  • AUTOMATIC
  • 56,000 MILES
P0505 appeared when I had a diagnostic done on the car Idle Control System Malfunction what should I do?
Friday, June 12th, 2009 AT 11:00 PM

1 Reply

Tiny
MMPRINCE4000
  • MECHANIC
  • 8,548 POSTS
It is an idle speed error, the idle speed is not within the parameters specified by PCM.

It is generally the IAC (Idle Air Control) valve malfunction.

You can try removing and cleaning or replacing, or if you do not feel you can do this, take to a trusted garage.
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Saturday, June 13th, 2009 AT 8:08 AM

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