code P0420

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Mar 17, 2005 | 05:57 PM

jcamccain72

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Joined: Mar 2005

Posts: 11

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code P0420

Catalyst system effciency below threshold (bank 1)
How do I fix it?

Mar 18, 2005 | 09:12 AM

projectSHO89

Senior Member

Joined: Oct 2002

Posts: 7,295

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From: St. Louis (Out in the woods)

Re: code P0420

Quote:

Originally posted by jcamccain72
Catalyst system effciency below threshold (bank 1)
How do I fix it?

Perform a SEARCH in the main ENGINE forum....

Steve

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