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International Automotive Technicians Network
Re: Diagnosing catalyst efficiency with O2 Sensor Data
Posted to Technical Discussion Forum on 9/21/2012

The answer to your questions was in his last paragraph: "...you need far more information than is readily available to do so..."

We don't know the exact specifics of the monitor. Even if we did, it would be a lot of work to try to reproduce it and then analy... Login to read more.