Thread: Can the Oxygen Sensor be bad even if the Check Engine light isn't lit?
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Old 06-03-2004, 07:00 PM
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zeronero zeronero is offline
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Join Date: May 2003
Location: San Francisco Bay Area
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Can the Oxygen Sensor be bad even if the Check Engine light isn't lit?
I think mine might be bad since my mileage is starting to drop, but the check engine light isn't on.
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