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Pre-Cat measurement 'thumb rules'
Posted to Emissions Forum on 8/23/2002 8 Replies

Hello all,

Well, I finally convinced my boss to purchase a "pre-cat test kit" so that I can do pre-cat measurements as part of my emissions failure diagnostics.

Now that I have the capability, I realize that I have NO IDEA what is good or bad in pre-cat me... Login to read more.

8 Replies Received (View Replies)