Quote:
Originally Posted by island911
That's not right. Cat's are so simple. How could it go bad that quickly?
I would suspect a down-stream sensor first. (and a dealer willing to leverage that knowledge)
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The hybrids have so many starts and stops that they are constantly pumping crud into the cats. Even a hot start uses a bump of fuel to get the engine started to idle...plus the unburnt fuel that passes through the engine no matter what the temperature.