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I cleaned one once,fully expecting to have to buy a new one, with a very fine wire brush and or steel wool and a little wax and grease remover on a rag. Ididn'thave to buy a new one. the check engine light went out and it ran fine. Hope this helps.
Wiki User
∙ 11y ago
Ty-Vaughn Brown
If you suspect that your oxygen sensor may be dirty, you can clean it by first removing the sensor from its housing in the vehicle, and then soaking the sensor in gasoline overnight.
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