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Just out of curiosity
Posted to Emissions Forum on 1/20/2011 105 Replies

Hi EmF'ers,

I put up a scan graph of the A/F sensor and Post-Catalytic Converter oxygen sensor at idle. It's blowing zeros out the tailpipe.

[2010 Toyota Corolla S, ECM/Inputs/Outputs Scan Data]

The post O2 sensor is generating voltage, so there must be ... Login to read more.

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