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1997 accord 2.2 4 cyl. engine revs from idle to approximately 1500 rpm only in park and only occasionally. throws code p0505.

Vehicle: 1997 honda accord,2.2 4 cylinder

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P0505 Idle air control system malfunction

Check for vacuum leaks that will also cause this P0505,and the coolant level.You may want to do a IAC or throttle body cleaning to see if the problem is resolved , other than that this is for the IAC valve malfunctioning.

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