There is 2 questions,
My car started running rough when I was setting off to work and as I change gear, there was a delay in power and car misfiring when the car was idling. I could also feel vibrations from just having my foot on the brake pedal.
The error code was 30301 from pedal test.
I am currently experiencing constant misfire under load. I have had issues with ignition components and been working through the system trying to get to the bottom of it. So far within the last 3 years I have done the following:-
Changed Spark plugs