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How many o2 sensors does a 2002 mitsubishi lancer es ...
Sent to Car Experts June 03 01:23 AM

How many o2 sensors does a 2002 mitsubishi lancer es catalytic converter have?

 

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2002 Mitsubishi lancer es 2.0l, 4 cylinde

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June 3 8:05 AM (6 hours and 41 minutes and 31 seconds later)
         
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You have two O2 sensors.One in front of the convertor that monitors the air/fuel ratio and one behind the convertor that monitiors convertor activity.The one before the convertor is called the upstream or position one sensor.The one behind the convertor is the downstream or position two sensor.

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