Oxygen Sensor Information     

In response to several requests for more information about Oxygen (O2) sensors, perhaps the following information will help.

These procedures are only for self powered conventional sensors. Some very new cars are using a different style sensor that is powered. *Many* Oxygen sensors are replaced that are good to excellent. *Many* people don't know how to test them. They routinely last 50,000 or more miles, and if the engine is in good shape, can last the life ...


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