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Precat or Post cat P0420 and P0430?
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10-05-2016, 05:04 PM
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Shred
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Join Date: Sep 2014
Location: Los Angeles, CA
Posts: 86
Precat or Post cat P0420 and P0430?
Hi,
I have done a lot of research on this but still can't work out with codes P0420 and P0430, how to tell if it is the Precat (Three Way Cat) or Post Catalytic converter failing?
Can anyone give me some clues?
Thanks
Shred
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