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Re: 1994 MAZDA PROTEGE FAILED NOX
Posted to Emissions Forum on 6/3/2008 1 Reply

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Mr. Spencer, can you tell me what is meant by "O2's biased to fire lean"? Do you mean an old sensor or an engineered design of sensor?

Dont mean to interupt, but the terminolgy here puzzled me... t... Login to read more.

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