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Is this o2 sensor good or bad

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Old 07-24-2013 | 03:47 PM
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coreyscx's Avatar
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Default Is this o2 sensor good or bad

Its chalky looking with what looks to be pinkish burn marks

Old 07-24-2013 | 03:52 PM
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From: Seal Beach, CA
Year: 1996
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Engine: 4.0 HO Straight Six
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I say just replace it
Old 07-24-2013 | 05:20 PM
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White deposits usually indicate engine coolant is entering the combustion chamber. Is your coolant staying up where it belongs or do you have to add coolant regularly?
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