Code PO302

hello,

Have you checked the injector number 2? if the pulse from the control unit present, you can use a noid light for injector pulse test its the easiest way. also perform compression test at cylinder 2 compare with others.

check our links below how to fix miss fire.

https://www.2carpros.com/articles/checking-a-service-engine-soon-or-check-engine-light-on-or-flashing

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

https://www.2carpros.com/articles/how-to-test-a-fuel-injector

https://www.2carpros.com/articles/how-to-test-an-ignition-system

https://www.2carpros.com/articles/how-to-test-engine-compression

check the pictures below how to remove and reinstall injectors

Hope these procedures help, lets us know if you need more help.

Thank you.