Code PO303

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Carguy1 · Answer 1 · 2018-04-06T16:11:21+0000

Hi there,

These codes point to cylinder misfires in 1, 2 and 3. It could be as simple as rechecking your spark plugs. Here is some more info for you.

P0303 JEEP - Cylinder Misfire Fault Detected

Read more: https://www.autocodes.com/p0303_jeep.html