What does engine light - misfire in som of the cylinder heads - mean? on 2001 Lincoln LS

diagnostic says misfire in cylinder heads? What's this mean?

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1 answer 1 comment
You're probably getting a diagnostic code P0300 for random misfire. Check your ignition system. If you have the diagnostic codes, it'd be a help in advising you.
If you want to find a specialist, here's a directory link for you:
Yes actually Po305
Any knowledge on these codes??