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Check engine light. 8th Gen. Honda Civic

  

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2008 Honda Civic EX Sedan. 5 speed. 221,500 miles. Code P0420. I’ve owned this car since 212,000 miles, (I’ve put 9,000+ miles since), and it hasn’t had any issues until now. Check engine light is on. Help Scotty! 


2 Answers
2

See below for troubleshooting:

https://carkiller.com/scottykilmer/postid/82370/


Thank you!


2

advice for check engine lights is covered in the FAQ.

 

Scotty also has several videos about P0420. All you have to do is search his channel. (explained in 'Read this First')

https://www.youtube.com/c/ScottyKilmermechanic/search?query=p0420


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