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P0304 Diagnostic Trouble Code Discussion for June 2020

Cylinder 4 Misfire Detected


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Trouble Ticket Help Requests for DTC P0304
Help Request Posted
2014 Mercedes-Benz ML350 3.5L Misfire VIN: 4JGDA5JB6E
P0304: Misfire cyl 4. I have a misfire on #4 that only comes up at idle. worse the warmer the engine gets.Takes a while of driving before it throws light.I have replaced all plugs with mercades plugs and indexed them to the right position. i have replaced intake seals and the i...
June 05, 2020