What is code PO420 on a 2000 Chevy Prizm?

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  • What is code PO420 on a 2000 Chevy Prizm?


P0420 OBD-II Trouble Code Technical Description. Catalyst System Efficiency Below Threshold (Bank 1) What does that mean? This diagnostic trouble code (DTC ...
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Positive: 47 %
PO420, PO135 2000 Chevy Prizm. ... He showed me the code (PO135). Well, he changed the O2 sensor, noticed the car running better immediately ...
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Positive: 44 %

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... 01 chevy prism has the check engine light on, P0240 is the code ... P0240 and we are talking about a 2000 ... wiper fuse 2001 Chevy Prizm ...
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Positive: 47 %
Repair Information for P0420 code. Learn what does P0420 Catalyst System Efficiency Below Threshold Bank 1 ... 2005 Toyota Corolla Toyota Echo 2000 Toyota ...
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Positive: 42 %
... 2000 Chevy Prizm: ... Find the answer to this and other Chevy questions on JustAnswer. Login |Contact Us. ... the code was PO420, ...
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Positive: 28 %
2001 Corolla, Check Engine Light With Code Po420 ... now i am getting error code PO420. I have added fuel addetives to get the fuel filter cleaning.
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Positive: 5 %

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