2005 Challenger 180 scic 235hp, High Idle 3000rpm !?

Paaping

New Member
Any idea why my boat would have begun to idle so high ? I was told it should be 1,500 to 1,800 controlled by computer.

Engine runs smoothly but fast.

Throttle cable has some slack but spring pulls back fuel lever to stopper at throttle housing / *carb*.

Could it be the Idle Control Valve?
 
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