I had two troble code problems which were p0430 and p0401 I replaced the egr and code p0430 cleared I then cleaned the intake and code p0401 cleared and code p0430 came back can anyone help with this problem. I still have code p0430
A code P0430 may mean that one or more of the following has happened: The catalytic converter is no longer functioning properly, An oxygen sensor is not reading (functioning) properly, There is an exhaust leak.
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