Learning Center

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  Oxygen Sensor Position Guide

  How Do I Identify the Correct Sensor?

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  Does My Vehicle Have California Emissions Standards (CARB)?

  When searching for an oxygen sensor for your vehicle, you may be asked to choose if your vehicle has "California" or "CARB" Emissions Standards. This is not associated with where the vehicle is driven...

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  Denso OE Identical Oxygen Sensor Installation Instructions

  How Do I Install Denso OE Identical O2 Sensors?

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  OE Identical Oxygen Sensors Installation Instructions

  How Do I Install OE Identical Oxygen Sensors?

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  Denso Universal Oxygen Sensor Installation Instructions

  How Do I Install Denso Universal Oxygen Sensors?

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  Bosch Universal Oxygen Sensors Installation Instructions

  How Do I Install Bosch Universal O2 Sensors?

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  Can an Oxygen Sensor Fail?

  Can an oxygen sensor suddenly stop working?

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  Why Do Failed Oxygen Sensors Need to Be Replaced?

  When functioning properly, oxygen sensors monitor the levels of unburned oxygen in exhaust, sending signals to a vehicle's PCM...

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  What Effect Do Fuel Additives and Injector Cleaners Have on Oxygen Sensors?

  Will injector cleaners or fuel additives harm oxygen sensors?

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