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What does it mean when an o2 sensor fault is lean how do you fix it?
Wiki User
∙ 17y ago
The o2 sensor is apparantly picking up a "lean" signal because you have too much air and not enough fuel going through your injectors. Possibly caused by a problem in your "evap" system, or a bad "ecg" sensor. also possibly caused by clogged injectors.
Wiki User
∙ 17y ago
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