What is the purpose of the heated oxygen sensor placed after the catalytic converter? A. To allow the PCM to monitor the catalytic converter’s efficiency in storing and using oxygen to oxidize CO and...


What is the purpose of the heated oxygen sensor placed after the catalytic converter?


A. To allow the PCM to monitor the catalytic converter’s efficiency in storing and using oxygen to oxidize CO and HC emissions


B. To help the PCM control the air/fuel ratio while operating in closed loop


C. To allow the PCM to test the oxygen sensor placed before the catalytic converter


D. Both A and B



Jan 05, 2022
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