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There is a P0420 code, my vehicle is a 1998 Honda Accord, what is the meaning?

Vehicle: 1998 Honda Accord

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This code is for the catalytic converter. This should be tested prior to replacement. Sometimes the type of fuel can cause this code, as well as a faulty O2 sensor or even a vacuum leak. The bank #1 converter or the firest converter off the engine has the problem

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