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Re: Rear O2 Affecting Fuel Trims
Posted to Emissions Forum on 10/30/2011 2 Replies

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Between the 2 & 5 sec mark, the EQRAT PID is shifting rich when RO2FT shifted down. That PID is really Lambda, not the Equalivance Ratio. The O2S11 & O2S21 PIDs confirm that.

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