Trouble code P0306 means:Cylinder 6 misfire detected
Trouble code P0306 means: Cylinder #6 misfire detected
Trouble code P0306 means: Cylinder #6 misfire detected
Trouble code P0306 means: Cylinder #6 misfire detected
Trouble code P0306 means:Cylinder 6 misfire detected
Trouble code P0306 means:Cylinder 6 misfire detected
Trouble code P0306 means: Cylinder #6 misfire detected
Trouble code P0306 means:Cylinder 6 misfire detected
misfire cylinder number 6
it means that the #5 and #6 cylinders have misfired at some point.
Cylinder # 6 misfire.
P0306 Cylinder 6 Misfire Detected
Cylinder #6 misfire see related question below