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Re: Rear O2 Affecting Fuel Trims
Posted to Emissions Forum on 10/30/2011 4 Replies

[...trimmed text...]

Hold on, just got your question. Your are correct. However, the EQRAT PIDs in IDS mirror each other.

[2011 Ford F53, ECM/Inputs/Outputs Scan Data]

In IDS, it defines that PID as Equivalence Ratio... Login to read more.

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