Rep Power: 0

2006 civic DX g210kms

2 x codes

- 02 sensor bank 1 n sensor 1

- cylinder 1 misfire

car idles n runs fine but after 20 mins or so check engine light will flash n car misfire ... Car seems fine on idle but when driving then car hesitate to pick up speed.... But as soon I turn off the ignition n turn it back on car drives fine again ...


Diagnostic

​​​​​​I replaced all four ignition coil with used one still same thing n same code

Spark plugs they look decent

few people suggested it could be fuel injector, ecu or EGR

any suggestion



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Rep Power: 125

Could also be poor compression in that cylinder. I doubt it’d be ecu.