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2003 Lexus IS300 Question: code p0430

 

Question

carloswasco, 3.0L 6 Cylinder, Bakersfield, CA, September 24, 2011, 14:40
 Rookie

which one is bank 2 saying to replace o2 sensor or refering to cat conventor check for exhaust leak none found thank you

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  • Answer #1

    mastertech6371 September 24, 2011, 15:19
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     Master

    no, the code does not mean that at all.
    it is a efficiency code for the cat. you most likely need a cat for bank 2 which is the front bank.

    get a real shop to confirm it for you.

    Roy

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  • Answer #2

    Serdar October 11, 2012, 02:21
     Rookie

    I have 2003 is300. the light "check" is on and "trk off" is blincking. Testing showed P0430 code. As I live in Turkmenistan it's problem to find the new suitible cat for my car. Are there any other ways to fix it?

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    crows, April 20, 2013, 21:54
     Rookie

    were you able to fix your car, how did you fix it?

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