Code P0301, number one cylinder misfire

Hello,

Besides the typical spark plug, wires and coil there could be several other factors that can trigger the P0301 code.
It could be due to an issue with the coil control circuit, fuel issue, injector operation, faulty PCM etc.

https://www.2carpros.com/articles/engine-misfires-or-runs-rough

Best course of action would be to go thru the trouble shooting steps to look at all the possible causes.

I have attached the complete diagnostic steps for this code below.
Go through these steps as that can help you determine the cause of this problem.

Please let me know if you have any questions.
Thank you.