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Re: Cat codes, again.
Posted to Technical Discussion Forum on 8/18/2003 1 Reply

Hi Randy,

I don't use the O2 sensors to diagnose cat codes. I let the PCM use the O2 sensors to diagnose the cats and set codes.

What I may do in a situation where the cats are going to be an expensive call (I assume that is why you explain the cats have t... Login to read more.

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