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  1. JoeT
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    P0420 again error code 1 year after replacing cat

    Thanks for all the helpful comments. I was wondering why the 2009 Prius has two cats, and if it makes sense to only replace the first cat...
    Post by: JoeT, Oct 28, 2020 in forum: Gen 2 Prius Main Forum
  2. JoeT
    Thread

    P0420 again error code 1 year after replacing cat

    Can anyone offer me some advice on a 2009 Prius. About 18 moths ago I got the engine light warning light and my dealer told me the cat...
    Thread by: JoeT, Oct 25, 2020, 7 replies, in forum: Gen 2 Prius Main Forum
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