Thread: check engine light, code P1687
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Old 10-13-2005, 10:20 AM
WPAGEJR WPAGEJR is offline
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Exclamation Re: check engine light, code P1687
Quote:
Originally Posted by daninsun
While running, engine hickups, check engine light comes on, and error code P1687. Turning off A/C seems to eliminate problem. Suggestions?

check IAC VALVE.
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