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Re: No you can't use the O2 sensors to judge a cat
Posted to Emissions Forum on 1/25/2011 3 Replies

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No, that is exactly what you would want to do. Vary the load.

Don't read into that that I'm for using the O2s for catalyst diagnostics. I'll just say that the DTCs don't set in a vacuum and I looked... Login to read more.

3 Replies Received (View Replies)