What does p0306 mean on BMW cylinder 6?
What does p0306 mean on BMW cylinder 6? The P0306 code means that the cylinder 6 is misfiring or is randomly misfiring. Start by checking for intake leaks and if no leaks are found the next step is to replace the spark plugs on cylinder 6. If the problem persists more tests needs to be done to diagnose problem, see "Possible Causes" What to do if you have a Ford p0306 code? The Factory Service Bulletin recommends reprogramming the Powertrain Control Module (PCM) to resolve the problem. The cost to diagnose the P0306 FORD code is 1.0 hour of labor....