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Home >> Lincoln >> 2012 >> MKZ Hybrid >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Description & Operation (Hybrid) >> Catalyst and Exhaust System >> Heated Oxygen Sensors (HO2S)

Heated Oxygen Sensors (HO2S)

The HO2Ss provide the PCM with voltage and frequency information related to the oxygen content of the exhaust gas. For additional information on the HO2S, refer to ENGINE CONTROL COMPONENTS .