Bmw 325i 3.0ltr 2007 57 plate fault p0304 and 0306 lumpy when cold eml light on could it be a vanos fault . Tried swapping coils around and injectors still same fault code.
Hi there,
These codes indicate a misfire on cylinders 4 and 6. Here is a list of possible causes.
P0304 BMW - Misfire Cylinder 4 Read more: https://www.autocodes.com/p0304_bmw.html
33.7k questions
32.5k answers
1.3k comments
23.0k users