P20EE Code on Ram 6.7L Cummins
On a trip to Minnesota (1600 miles round trip) recently my Check Engine Light illuminated on my 2014 Ram 2500 with Cummins 6.7L. This was towing a very light single axle trailer and traveling at inte...
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Air filter wouldn't cause the code. The engine ecu will correct the fuel flow to match air fliw. That's why dirty air filters don't impact fuel economy on newer vehicles. I believe ornl even used a Ram to test the clogged filter theory with no negative fuel economy impacts.
