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How do you fix a high idle 1986 Dodge Caravan?

Updated: 8/16/2019
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14y ago

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I've had this trouble in a couple vehicles. It could be a misreading Mass Air Flow sensor; also called a MAF sensor. If the air-gas mixture isn't reading correctly, you can get a low idle, high idle, or a jumpy idle.

OR

It could be the throttle cable is too tight. It looks like a bicycle brake cable right next to the engine. There should be a screw with a spring around it that you can turn. If you adjust it while the car is running, you'll notice the idle will go up or down.

But I'm not a big expert, if you can narrow down when it happens, like all the time, when it's cold, or when it's warm. That will help with the diagnosis.

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Q: How do you fix a high idle 1986 Dodge Caravan?
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