ford Workshop Repair Guides

Ford Workshop Service and Repair Manuals

Heated Oxygen Sensor (HO2S) and Catalyst Monitor Sensor (CMS)|Page 2518 > < Heated Oxygen Sensor (HO2S) #22|Page 2515
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Oxygen Sensor: Description and Operation
Heated Oxygen Sensor (HO2S) and Catalyst Monitor Sensor (CMS)

Electronic Engine Controls

Heated Oxygen Sensor (HO2S) and Catalyst Monitor Sensor (CMS)

The HO2S and CMS:

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have the ability to create a voltage signal dependent on exhaust oxygen content.

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provide feedback information to the PCM used to calculate fuel delivery.

For removal and installation, refer to Heated Oxygen Sensor (HO2S) and Catalyst Monitor Sensor - Exploded View  See: Service and Repair/Heated
Oxygen Sensor (HO2S) and Catalyst Monitor Sensor - Exploded View and Heated Oxygen Sensor (HO2S)  See: Service and Repair/Heated Oxygen
Sensor (HO2S) or Catalyst Monitor Sensor  See: Service and Repair/Catalyst Monitor Sensor.

Heated Oxygen Sensor (HO2S) and Catalyst Monitor Sensor (CMS)|Page 2518 > < Heated Oxygen Sensor (HO2S) #22|Page 2515