Change the spark plugs first and see if the issue goes away. If not, then replace the coil in Cylinder #1. If still a problem, check the wiring to the coil and perform a cylinder pressure test.
thank you, i did change the spark plugs and the coils and the crank shaft sensor and its still doing the same thing. someone said something about the catalytic converter. would that have something to do why its misfiring?
2007 Jeep Liberty Limited 4WD
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Maintenance & Repair
So this problem occurred roughly 3 weeks ago after an oil change (probably unrelated). My Liberty is right at approx 80,000 miles. When I hit 45-50mph or 65-70mph the car will start to "jerk/hiccup"...
2010 Jeep Liberty Sport 4WD
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Maintenance & Repair
“Misfire 1” All coils changed, all spark plugs changed, wiring changed. Still pulling a “ misfire in 1” code.... same symptoms as all above
2012 Jeep Liberty Latitude 4WD
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Maintenance & Repair
2002 liberty 3.7- started with coolant coming out the overflow (looked like insulation foam). Had head gaskets checked- was told they were okay. Changed reservoir- all was good. Then radiator spru...
2002 Jeep Liberty Limited 4WD
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Maintenance & Repair
My jeep liberty 2004 3.7 liter she has 6 cylinders. I replaced a coil pack and still says cylinder 1 misfire and now fuel filter. What can I do to stop the cylinder from misfiring.
2004 Jeep Liberty
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General
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