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Re: CSI Case #4: The CAT's Out Of the Bag...
Posted to Snap-on Handheld Users Group on 4/30/2004 2 Replies

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The simple, but true, answer is: The comparison of O2 waveforms is useless for diagnosing the condition of the catalyst. The PCM has tough job doing it. Now you think you can? You can't. Regardless of... Login to read more.

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