P0420 P0430 codes thrown ...

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Jun 5, 2012 | 07:24 PM

3GTLCHICK

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From: So Cal

P0420 P0430 codes thrown ...

These codes just came up, anyone have issues with these previously? Could the sensors fix the possible cat issue? Any previous experience appreciated. Bank 1 has a new oxygen sensor.

Jun 5, 2012 | 11:08 PM

DANELSON

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From: Brooklyn

i just had that problem p0420 i bought a bottle of seafoam and feed it through a vaccum hose and it cleared it right up

Jun 5, 2012 | 11:29 PM

3GTLCHICK

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From: So Cal

How does that relate to the catalytic converter?

Jun 6, 2012 | 10:05 PM

3GTLCHICK

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I cleared codes and they haven't come back.

Jun 8, 2012 | 12:22 AM

DANELSON

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From: Brooklyn

your catalyst system is running below threshold due to it being clogged

Jun 14, 2012 | 02:06 AM

3GTLCHICK

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Yes. The seafoam stuff clean out the cat? Which hose did you end up using? Thanks.

Jun 15, 2012 | 12:03 AM

DANELSON

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From: Brooklyn

the one near bank 1 opposite the throttle body

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