Ford Repair: ignition coil, secondary circuits, autozone

Question
I have 04 f150 with engine light on the code reads ignition coil A  and F primiary secondary circuits with numbers p0351 on A ,and  p0356 on F is these the coils if so which cylinders and how are they numbered thank you brad

Answer
Brad, usually the cylinder are marked from the flywheel.  However, I would suggest that you refere to Autozone.com online repair manual to insure that the proper information.  However, I would recommend that you change all coils as over the near future, the remaining would need changing.  Thanks!