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Misfire Cylinder 2.

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Old 02-21-2010, 11:42 AM
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Default Misfire Cylinder 2.

I ran a diagnostic on the car and got the code P0302 and did the following:
1. Pressure test on the motor. Got 12 bars on 5 cylinders and 11 on cylinder 4.
2. Changed the ignition coil from 1 to 2 and still read a missfire on 2.
3. Changed all 6 spark plugs, and still have the same missfire.
4. Changed the fuel injector on cylinder 2 and STILL have the same problem.

Does anyone know where I can go from here becuase I'm all out of ideas.

Thanks.
Old 02-21-2010, 12:09 PM
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check to see if you have power and ground to your ignition coil...check for broken/melted wires and loose terminals at the coil pack...if all that checks out run a leakdown test on cyl 2
Old 02-21-2010, 12:33 PM
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what do you mean with leakdowntest on cyl. num 2?
Old 02-21-2010, 06:36 PM
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it is a test to see if you are losing compression, and if so where such as through the head gasket, intake or exhaust valves or bad rings...
Old 02-21-2010, 10:52 PM
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Default misfire cyl. 2

Originally Posted by rs4tech
it is a test to see if you are losing compression, and if so where such as through the head gasket, intake or exhaust valves or bad rings...
On a paragraf 1 you can see that presure test is done and has perfect value
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