Looking for Cam Crank Pattern

Russell Technician Omaha, Nebraska Posted   Latest  
Question
Driveability
2008 Jeep Patriot Sport 2.4L (ED3)
P0300 - Random/Multiple Cylinder Misfire Detected

I'm new to using a scope and this is my 1st attempt. I would appreciaye if someone could send me a known good pattern.

thank you

0
Ray Diagnostician
North York, Ontario
Ray Default
 

This is a capture by Kevin Suttorp and the bottom waveform is good.

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Russell Technician
Omaha, Nebraska
Russell Default
 

Thank you

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Ray Diagnostician
North York, Ontario
Ray Default
 

You could also use your scanner to graph the VCT desired and actual pids, while test driving the vehicle.

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