P0420 honda code P0430 o2 P0430 code: catalyst system efficiency below threshold (bank 2
P0430 Code: Catalyst System Efficiency Below Threshold (Bank 2) - In
P0430 converter doubtful mil replaced 90k miles needs cat after honda forum accord reply
Mil on
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![MIL on - P0430 - needs CAT converter replaced after 90k miles (P0430](https://i2.wp.com/www.hondaaccordforum.com/forum/attachments/general-tech-help-7/5848d1319329971-mil-p0430-needs-cat-converter-replaced-after-90k-miles-p0430-doubtful-converters.jpg)
![P0430 code on 2010 Honda Pilot - Honda-Tech - Honda Forum Discussion](https://i2.wp.com/cimg6.ibsrv.net/gimg/honda-tech.com-vbulletin/1386x693/cat_028cb642d70989dd01d32db7cf9b45ab90eff18d.jpg)
![P0430 Code: Catalyst System Efficiency Below Threshold (Bank 2) - In](https://i2.wp.com/www.carparts.com/blog/wp-content/uploads/2020/03/closeup-of-an-oxygen-sensor-1-1024x683.jpeg)
![Honda Code P0420 - YouTube](https://i.ytimg.com/vi/vhk2xkW4g0E/maxresdefault.jpg)