4.0L OHV & SOHC V6 Tech General discussion of 4.0L OHV and SOHC V6 Ford Ranger engines.

Where do I begin? Cylinder 2 Misfire (More stats included) 1995 - V6 4.0

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Old Apr 23, 2025
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Dave-X's Avatar
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Where do I begin? Cylinder 2 Misfire (More stats included) 1995 - V6 4.0

1995 - V6 4.0
Receiving a P0302 - Cylinder 2 Misfire
Seems consistent at idle and under acceleration, but not noticing it with slight REV under idle.
Not sure where to start.




 
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Old Apr 23, 2025
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It was the spark plug, look like ****. Replaced it and good to go.
 
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Old Apr 26, 2025
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Only one of the 6 looked bad?
 
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Old Apr 27, 2025
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No, they all looked rough, but #2 looks worse. I think something's going on with Cylinder 2.
Left to right, 6 to 1


Left to right, 6 to 1
Left to right, 6 to 1
Left to right, 6 to 1
Left to right, 6 to 1
Left to right, 6 to 1
Left to right, 6 to 1

 
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Old Apr 28, 2025
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so does the motor run good now? to me the plugs look ok, could be better or seen a lot worse.
 
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Old Apr 29, 2025
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look at the voltage for O2 sensor B2 sensor 1... no voltage?
 
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