1990 Accord Air Intake Motor
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Joined: Oct 2002
Posts: 14,842
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From: Pittsburgh, PA
Re: 1990 Accord Air Intake Motor
Yes, a sticking or dirty idle air control valve (IACV) or fast idle thermo valve (FITV) will usually cause the idle to fluctuate from 800-1500 RPM cyclically.
A low engine coolant level or an air bubble stuck in the coolant lines to the IACV or FITV can also cause this problem.
A low engine coolant level or an air bubble stuck in the coolant lines to the IACV or FITV can also cause this problem.
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