Mechanics

HONDA ACCORD CHECK ENGINE LIGHT PROBLEM

2003 Honda Accord • 130,000 miles

Check engine light troubleshooting P0420 where can I find bank 1 or bank 1 H02S? Thanks


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Hectorecarrasco
February 4, 2013.



420 is not an o2 sensor, it is a failed cat converter.

It will have to be replaced

Roy