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P0307 Diagnostic Trouble Code Discussion for December 2017

Cylinder 7 Misfire Detected


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Trouble Ticket Help Requests for DTC P0307
Help Request Posted
2007 Maserati Quattroporte 4.2L Misfire, MIL Lamp on VIN: ZAMFE39A97
P0307: misfire 7 cylinder. we changed cam varaitors and set cam timing to repair cam chain noise. rechecked cam timing. changed everything we could think of. we can feel the slightest misfire at idle. if we rev to 3000 rpm light stops flashing when returned to idle it goes into open...
December 15, 2017
2007 Maserati Quattroporte 4.2L Misfire, MIL Lamp on VIN: ZAMFE39A97
P0307: misfire 7 cylinder. we changed cam varaitors and set cam timing to repair cam chain noise. rechecked cam timing. changed everything we could think of. we can feel the slightest misfire at idle. if we rev to 3000 rpm light stops flashing when returned to idle it goes into open...
December 20, 2017