help with p0430 trouble code
#1
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help with p0430 trouble code
Hi I have 02 GS300 with a p0430 code I have had 2 02 sensors replaced as well as a used manifold . I am being told it could be a 3rd converter help please .
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look if you have a exhaust leak ( even a really small one) at the cats flanges. I had the same codes p0430 and 431 and the really small leak there was enough to trigger the code. 2 gaskets and the problem was gone.. It's worth a look before you start changing cats lol
#6
i have had a few of them check but no one seems to think its an exhaust leak..
2006 lexus gs430
code: p0430
loss in gas mileage (big loss)
mileage: 90k
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sepukku
IS - 2nd Gen (2006-2013)
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07-14-12 04:45 PM